| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Väisänen, Risto A. | 15394 | 70254 | 1972-06-11 | 2015-08-26 |
| Palmgren, Pontus | 13255 | 61510 | 1904-06-01 | 1998-06-21 |
| Matveinen, Katja | 6046 | 20047 | 1998-05-20 | 2008-09-19 |
| Pajunen, Timo | 5143 | 10617 | 1970-01-01 | 2016-06-22 |
| Huhta, Veikko | 3915 | 10521 | 1954-05-11 | 1982-11-26 |
| Ari Kakko | 3903 | 4223 | 2009-10-25 | 2022-10-12 |
| Merilä, Juha | 2717 | 4571 | 1988-05-20 | 1988-06-27 |
| Koivula, Matti | 1844 | 8814 | 1997-06-27 | 2001-12-31 |
| Alaruikka, Diane | 1369 | 2510 | 1999-06-11 | 2000-09-09 |
| Heliölä, J. | 1253 | 5529 | 1997-06-27 | 1997-09-19 |
| Koivula, Matti; et al. | 1170 | 3512 | 2001-06-16 | 2006-08-08 |
| et al.; Koivula, Matti | 1147 | 3516 | 2001-06-16 | 2006-08-08 |
| Hackman, Walter | 1051 | 1949 | 1900-06-08 | 1990-12-31 |
| Järvi, Toivo Henrik | 907 | 2600 | 1900-01-01 | 1989-06-30 |
| Ketola, Päivi | 861 | 1675 | 2007-06-01 | 2007-10-08 |
| Raevaara, Heidi | 824 | 1796 | 1980-01-01 | 1981-09-14 |
| Sävel, Dan | 739 | 3997 | 2000-05-15 | 2000-12-17 |
| Karjalainen Seppo | 728 | 2691 | 2014-06-04 | 2014-10-01 |
| Väisänen, Rauno; Biström, Olof | 707 | 1171 | 1984-01-01 | 1985-07-11 |
| Biström, Olof; Väisänen, Rauno | 699 | 1158 | 1984-01-01 | 1985-09-27 |
| Similä, Maarit; Itämies, Juhani | 615 | 1291 | 1994-05-30 | 1994-09-02 |
| Itämies, Juhani; Similä, Maarit | 611 | 1282 | 1994-05-30 | 1994-09-02 |
| Fritzén Niclas, Malmberg Sampsa; Fritzén Niclas | 571 | 1759 | 2021-05-23 | 2021-09-13 |
| Sievänen, M. | 554 | 1779 | 1999-07-08 | 1999-09-16 |
| Silfverberg, Hans | 535 | 2062 | 1961-05-31 | 2011-08-25 |
| Holanti, Päivi | 532 | 633 | 1982-01-01 | 1983-12-31 |
| Renkonen, Olavi | 532 | 1423 | 1900-01-01 | 1999-07-22 |
| Veli-Matti Mukkala | 491 | 890 | 2001-06-02 | 2022-10-22 |
| Ahola Ulla | 483 | 2230 | 2015-05-26 | 2015-09-15 |
| Lönnqvist, Berit | 445 | 1983 | 1937-07-09 | 1970-12-31 |
| Forsström Sanja, Hirvonen Jussi, Järvinen Carina, Malmberg Sampsa; Forsström Sanja, Malmberg Sampsa, ym. | 435 | 3037 | 2020-05-27 | 2020-09-29 |
| Jokinen, J. | 428 | 2785 | 2006-06-13 | 2006-09-12 |
| Rundgren Eerikki | 427 | 802 | 2021-05-19 | 2021-09-07 |
| Ilkka Kaita-aho | 412 | 412 | 2017-08-24 | 2022-11-21 |
| Terhivuo, Juhani | 374 | 804 | 1967-03-26 | 2011-06-15 |
| Krogerus, Rolf | 367 | 492 | 1900-01-01 | 1975-06-12 |
| Ahnger, Constantin | 346 | 611 | 1906-04-19 | 1950-08-31 |
| Biström, Olof | 337 | 1724 | 1977-01-01 | 2010-06-09 |
| Olli Pihlajamaa | 319 | 514 | 2011-05-22 | 2022-09-11 |
| Niemi, Helena | 304 | 1509 | 1972-05-29 | 1972-10-24 |
| Vuorentaus, Yrjö | 289 | 514 | 1900-06-23 | 1939-08-06 |
| Hellén, Wolter | 285 | 440 | 1900-07-01 | 1961-08-31 |
| Lassila, Titta | 255 | 495 | 2008-05-12 | 2008-07-09 |
| et, al; Pajunen, Timo | 253 | 403 | 1985-06-01 | 1985-07-11 |
| Venn, Stephen | 251 | 556 | 1998-05-19 | 2006-10-06 |
| Sundström, Kurt-Erik | 247 | 424 | 1904-08-01 | 1928-08-27 |
| Thuneberg, Erik | 240 | 386 | 1911-08-29 | 1967-09-05 |
| Matti Virtala | 231 | 296 | 2007-04-09 | 2013-05-26 |
| Saarikivi, Jarmo | 217 | 420 | 2007-07-03 | 2007-09-27 |
| Lahti, Tuomas | 211 | 498 | 2011-06-04 | 2011-08-22 |
| Källberg Anna | 206 | 743 | 2015-05-27 | 2015-09-09 |
| Autio, Olli; Loukola, Olli J. | 204 | 359 | 2007-06-04 | 2009-07-04 |
| Pajunen, Timo; et, al | 197 | 293 | 1985-06-01 | 1985-07-11 |
| Macias et al. | 191 | 408 | 2019-07-22 | 2019-08-05 |
| Loukola, Olli J.; Autio, Olli | 181 | 318 | 2007-06-04 | 2009-07-04 |
| Kaisila, Jouko | 179 | 313 | 1918-06-01 | 1990-06-30 |
| Åhman, K. | 175 | 886 | 1960-01-01 | 1962-12-31 |
| Koponen, Seppo; Pajunen, Timo | 172 | 568 | 2004-08-17 | 2008-07-25 |
| Jyrki Sahinoja | 168 | 168 | 2020-06-09 | 2022-10-06 |
| Pajunen, Timo; Koponen, Seppo | 165 | 484 | 2004-08-17 | 2008-07-25 |
| J. Lång | 154 | 298 | 2006-08-08 | 2016-04-29 |
| Pentti Ketola | 152 | 155 | 2004-06-09 | 2022-06-18 |
| Virtanen, L.; Nummelin, Matti | 150 | 976 | 2007-05-13 | 2007-09-30 |
| Tuomo Virtanen | 147 | 153 | 2011-06-09 | 2022-07-24 |
| Axelson, Walter Mikael | 144 | 205 | 1900-01-01 | 1920-12-31 |
| Mikonranta, L.; Uusitalo, A. | 144 | 224 | 2007-05-14 | 2010-06-26 |
| Tapio Kujala | 141 | 253 | 2012-01-01 | 2022-10-02 |
| Nummelin, Matti; Virtanen, L. | 137 | 941 | 2007-05-13 | 2007-09-30 |
| N. R. Fritzén | 136 | 347 | 2013-06-24 | 2013-06-29 |
| Fritzén, N. R. | 135 | 346 | 2013-06-24 | 2013-09-26 |
| Punttila, Pekka; Pajunen, Timo; Tukia, Harri | 129 | 572 | 1987-05-01 | 1992-07-31 |
| Collander, Ruth | 126 | 289 | 1967-06-28 | 1969-07-12 |
| Punttila, Pekka; Tukia, Harri; Pajunen, Timo | 124 | 702 | 1987-06-01 | 1992-07-31 |
| Tukia, Harri; Punttila, Pekka; Pajunen, Timo | 124 | 616 | 1987-06-01 | 1992-12-31 |
| Krogerus, R. | 123 | 137 | 1900-01-01 | 1950-12-31 |
| Lindberg, Håkan | 122 | 243 | 1938-07-10 | 1962-08-01 |
| Tukia, Harri; Pajunen, Timo; Punttila, Pekka | 122 | 495 | 1987-08-01 | 1992-07-04 |
| Uusitalo, A.; Mikonranta, L. | 122 | 203 | 2007-05-14 | 2010-06-30 |
| Lommi, Sampsa; Kaila, Lauri; Tukia, Harri | 119 | 385 | 1989-05-27 | 1989-06-11 |
| Pajunen, Timo; Punttila, Pekka; Tukia, Harri | 117 | 700 | 1985-05-26 | 1991-12-31 |
| Pajunen, Timo; Tukia, Harri; Punttila, Pekka | 115 | 555 | 1987-05-01 | 1992-07-31 |
| Tero Linjama | 112 | 114 | 2006-07-25 | 2022-09-24 |
| Fritzén Niclas, Pajunen Timo | 110 | 256 | 2014-06-10 | 2014-07-18 |
| Tuomo Tuomikoski | 102 | 120 | 2016-07-26 | 2022-08-01 |
| Siivonen, Lauri | 99 | 178 | 1934-07-13 | 1959-09-25 |
| Antti Moilanen | 98 | 126 | 2007-10-28 | 2010-07-15 |
| Palmén, Ernst | 98 | 315 | 1939-07-03 | 1948-05-25 |
| Yuri M. Marusik | 98 | 402 | 2016-08-05 | 2016-08-06 |
| Österman, Emil | 96 | 115 | 2022-06-01 | 2022-07-30 |
| Kaila, Lauri; Tukia, Harri; Lommi, Sampsa | 95 | 373 | 1989-05-27 | 1989-06-11 |
| Koivunen, Anne | 95 | 144 | 2004-08-17 | 2008-08-07 |
| Rintala, J. | 95 | 176 | 1961-05-20 | 1965-10-25 |
| Teppo Mutanen | 93 | 105 | 2005-05-25 | 2022-09-24 |
| Antti Haarto | 92 | 102 | 2018-05-02 | 2021-07-09 |
| Eeva Ollikainen | 92 | 92 | 2020-07-18 | 2022-12-01 |
| Hautsalo, Simo | 92 | 166 | 1990-06-29 | 1990-10-12 |
| Palmgren, Margit | 90 | 150 | 1934-01-01 | 1975-08-23 |
| Väänänen, H. | 89 | 121 | 1927-01-01 | 1957-06-20 |
| Marusik Yuri M. | 87 | 394 | 2016-08-05 | 2016-08-06 |
| Siren, R. | 87 | 313 | 1970-05-15 | 1980-07-15 |
| Frey, Richard | 85 | 129 | 1900-01-01 | 1968-06-28 |
| Kaila, Lauri; Lommi, Sampsa; Tukia, Harri | 85 | 241 | 1989-05-27 | 1989-06-11 |
| Laurenne, Nina | 85 | 164 | 2003-07-13 | 2006-08-28 |
| Malmberg Sampsa | 83 | 289 | 2020-05-21 | 2021-09-13 |
| Samuli Siltanen | 79 | 79 | 2017-05-06 | 2022-09-18 |
| Koponen, Seppo; Pajunen, Timo; Nygren, K. | 78 | 249 | 2008-05-07 | 2008-09-21 |
| Åhman, Kurt | 78 | 288 | 1961-05-30 | 1962-07-14 |
| Fritzén Niclas | 77 | 108 | 2021-05-22 | 2021-06-26 |
| Jari Räty | 77 | 96 | 2018-07-07 | 2022-07-02 |
| Petri 'Kössi' Kuhno | 76 | 76 | 2003-08-23 | 2022-07-14 |
| Tukia, Harri; Lommi, Sampsa; Kaila, Lauri | 75 | 247 | 1989-05-27 | 1989-06-11 |
| Vilkamaa, Pekka | 75 | 172 | 1973-05-06 | 2006-06-29 |
| Palmgren, Pontus; Lindberg, Håkan | 74 | 172 | 1959-01-01 | 1961-08-24 |
| omsi | 74 | 74 | 2020-08-10 | 2022-10-20 |
| Kuusisto, A. -P. | 73 | 187 | 1937-01-01 | 1938-12-31 |
| Kyllönen, Keijo | 73 | 111 | 1990-07-02 | 1990-09-12 |
| Mikko Heikkinen | 72 | 79 | 2002-04-19 | 2022-10-22 |
| Noreika, Norbertas | 72 | 90 | 2012-01-05 | 2012-09-25 |
| Nygren, K.; Pajunen, Timo; Koponen, Seppo | 72 | 238 | 2008-05-07 | 2008-09-21 |
| Karjalainen, Sami | 71 | 71 | 2010-01-01 | 2020-08-27 |
| Kock, Barbro; Perttula, Tarmo | 71 | 154 | 1981-06-02 | 1981-09-08 |
| Westman, L. -K. | 71 | 90 | 1989-05-10 | 1989-10-20 |
| Ahnger, Konstantin | 70 | 126 | 1934-06-12 | 1941-10-04 |
| Mannerkoski, Ilpo; Söderman, Guy | 70 | 752 | 2006-05-15 | 2006-10-15 |
| Harry Nyström | 69 | 73 | 2005-06-27 | 2022-08-01 |
| Sirola, H. | 69 | 223 | 1912-06-01 | 1915-02-25 |
| Perttula, Tarmo; Kock, Barbro | 67 | 213 | 1981-06-01 | 1981-09-09 |
| Lindberg, Håkan; Palmgren, Pontus | 65 | 159 | 1959-01-01 | 1959-12-31 |
| Tukia, Harri; Kaila, Lauri; Lommi, Sampsa | 64 | 225 | 1989-05-27 | 1989-06-11 |
| Johanna Raulio | 62 | 62 | 2019-06-16 | 2022-11-26 |
| Fukushima, Carol et al. | 61 | 406 | 2019-05-25 | 2019-06-10 |
| Koponen, Seppo; Nygren, K.; Pajunen, Timo | 61 | 385 | 2008-05-07 | 2008-09-21 |
| Lommi, Sampsa; Tukia, Harri; Kaila, Lauri | 61 | 255 | 1989-05-27 | 1989-06-11 |
| Meinander, Martin | 61 | 182 | 1960-01-01 | 1970-12-31 |
| Petri Parkko | 61 | 75 | 2013-08-18 | 2022-05-18 |
| Jari Flinck | 60 | 79 | 2003-06-22 | 2010-07-29 |
| Linkola, Kaarlo | 59 | 84 | 1900-01-01 | 1968-12-31 |
| Pajunen, Timo; Koponen, Seppo; Nygren, K. | 59 | 236 | 2008-05-07 | 2008-09-21 |
| Saalas, Uunio | 59 | 79 | 1905-05-22 | 1908-07-14 |
| Juha Tuomola | 58 | 58 | 2004-06-27 | 2022-08-02 |
| Matias Mustonen | 58 | 66 | 2009-03-05 | 2022-06-15 |
| Håkan Söderholm | 57 | 286 | 2007-09-15 | 2022-03-02 |
| Matti Aaltonen | 57 | 269 | 2008-06-08 | 2017-09-04 |
| Wegelius, Axel | 57 | 188 | 1905-01-01 | 1953-07-07 |
| Nygren, K.; Koponen, Seppo; Pajunen, Timo | 56 | 129 | 2008-05-07 | 2008-09-21 |
| Grönvall, John | 54 | 137 | 1936-06-28 | 1969-07-11 |
| Söderman, Guy; Mannerkoski, Ilpo | 54 | 399 | 2006-05-15 | 2006-10-15 |
| Jay Lehtinen | 53 | 53 | 2016-10-02 | 2019-08-02 |
| Teemu Tanhuva | 53 | 88 | 2008-03-14 | 2018-06-01 |
| Eeva Saarisalo | 52 | 52 | 2020-05-24 | 2022-10-02 |
| Federley, Björn | 52 | 142 | 1961-07-09 | 1969-06-30 |
| Juha Kinnunen | 52 | 52 | 2017-12-30 | 2022-10-09 |
| Merja L | 52 | 52 | 2021-07-13 | 2022-10-19 |
| Pajunen, Timo; Nygren, K.; Koponen, Seppo | 52 | 136 | 2008-05-07 | 2008-09-21 |
| Reuter, Odo Morannal | 51 | 82 | 1900-08-18 | 1968-07-31 |
| kaupunkilinnut | 51 | 51 | 2020-05-20 | 2022-10-04 |
| Samuli Kotiranta | 50 | 62 | 2008-09-22 | 2016-12-31 |
| Lauri Viitanen | 48 | 50 | 2010-05-15 | 2022-08-19 |
| Sahlberg, Unio | 46 | 70 | 1905-01-01 | 1943-07-16 |
| Tuomikoski, Risto | 46 | 79 | 1915-07-02 | 1953-06-26 |
| Jyri Mäki-Jaakkola | 45 | 48 | 2011-06-28 | 2022-11-30 |
| M. Leppä | 45 | 52 | 2019-04-16 | 2022-09-11 |
| A. Moilanen | 44 | 51 | 2007-10-28 | 2008-08-20 |
| Stenius, Gunnar | 43 | 64 | 1945-08-01 | 1963-10-06 |
| Ville Räihä | 43 | 43 | 2021-07-19 | 2022-06-30 |
| Viramo, Juha | 43 | 201 | 1967-01-01 | 1970-12-31 |
| Calonius, I. | 42 | 143 | 1922-06-10 | 1923-08-19 |
| JS | 42 | 42 | 2019-01-31 | 2022-12-13 |
| Kakko, Iiro | 41 | 255 | 2010-07-04 | 2010-07-15 |
| Olli Laasanen | 40 | 40 | 2003-06-24 | 2022-08-05 |
| Ilmari Mäkisalo | 39 | 42 | 2013-07-22 | 2022-09-13 |
| SIP Haapala | 39 | 138 | 2018-05-20 | 2021-05-14 |
| Jani Järvi | 35 | 55 | 2012-08-02 | 2022-09-03 |
| lwtalp | 35 | 35 | 2020-06-07 | 2021-04-11 |
| pialep | 35 | 35 | 2021-05-30 | 2022-10-22 |
| sandjar | 35 | 35 | 2021-02-27 | 2022-08-05 |
| Miika Jylkkä | 34 | 43 | 2014-04-23 | 2019-05-26 |
| Valovirta, Ilmari | 34 | 49 | 1965-06-17 | 2001-05-18 |
| Peter Uppstu | 33 | 33 | 2020-08-10 | 2022-10-23 |
| Aake | 32 | 32 | 2016-05-29 | 2022-08-28 |
| Martikainen Petri | 32 | 35 | 1972-06-12 | 2009-07-11 |
| Väänänen, Heikki | 32 | 51 | 1908-05-25 | 1927-07-21 |
| Wegelius, A. | 32 | 72 | 1900-07-01 | 1970-12-31 |
| Jalava, Jukka; Väisänen, Rauno | 31 | 38 | 1980-06-27 | 1980-07-12 |
| Nordman, Adolf | 31 | 60 | 1900-01-01 | 1960-12-31 |
| Ståhls, Gunilla | 31 | 138 | 2003-07-06 | 2004-08-31 |
| Biström, Gun; Biström, Olof | 30 | 99 | 1978-01-01 | 1978-12-31 |
| Voigt, Heinz-Rudolf | 30 | 34 | 1968-07-08 | 1969-08-14 |
| Mika Ensio Laine | 29 | 29 | 2021-06-29 | 2022-08-28 |
| Olavi Niemi | 29 | 30 | 2005-07-02 | 2015-05-23 |
| Pekka Malinen | 29 | 29 | 2008-05-10 | 2022-08-20 |
| Anne Lintula | 28 | 28 | 2020-06-07 | 2022-08-23 |
| Kotze, Johan; Lehvävirta, Susanna | 28 | 200 | 1999-06-16 | 1999-09-30 |
| Matias Mustonen; Juha Salokannel; Keijo Mattila | 28 | 33 | 2018-11-04 | 2018-11-04 |
| juhas89 | 28 | 28 | 2021-03-22 | 2022-08-26 |
| olasavanda | 28 | 28 | 2020-08-09 | 2022-12-05 |
| Fritzén, Niclas R. | 27 | 45 | 2001-09-08 | 2012-05-29 |
| Haltiamieli | 27 | 27 | 2021-05-14 | 2022-10-08 |
| Jukka Santala | 27 | 27 | 2020-09-06 | 2022-10-31 |
| Martikainen, Petri | 27 | 36 | 2009-07-10 | 2009-07-17 |
| Niemelä, Jari; Halme, Eero; Pajunen, Timo | 27 | 178 | 1985-06-03 | 1990-12-31 |
| Bo Sundqvist | 26 | 26 | 2022-08-03 | 2022-12-04 |
| Forsskåhl, Bo | 26 | 86 | 1961-06-27 | 1962-07-28 |
| Leppiniemi, Iida | 26 | 27 | 2022-06-23 | 2022-07-22 |
| Nordström, Göran | 26 | 32 | 1941-05-26 | 1947-09-21 |
| Petri Metsälä | 26 | 46 | 2014-04-28 | 2022-03-14 |
| Terhivuo, Juhani; Valovirta, Ilmari; Valste, Juha | 26 | 39 | 1970-08-01 | 1970-08-11 |
| Välikangas, Ilmari | 26 | 44 | 1907-06-20 | 1907-10-20 |
| Halme, Eero; Niemelä, Jari; Pajunen, Timo | 25 | 103 | 1985-06-03 | 1985-07-10 |
| K. Lindqvist | 25 | 42 | 2013-06-25 | 2013-06-29 |
| Kuurne, Jaakko | 25 | 78 | 2019-07-22 | 2019-07-24 |
| Lindqvist, K. | 25 | 42 | 2013-06-25 | 2013-06-27 |
| Svenska Naturvetarklubben | 25 | 81 | 1960-08-04 | 1973-08-31 |
| Antti Salovaara | 24 | 24 | 2020-05-03 | 2022-08-07 |
| Elfving, Harry | 24 | 44 | 1945-01-01 | 1945-12-31 |
| Forsström Sanja | 24 | 96 | 2020-06-24 | 2020-09-29 |
| Kuusisto, A. P. | 24 | 31 | 1918-08-22 | 1938-12-31 |
| Lehvävirta, Susanna; Kotze, Johan | 24 | 92 | 1999-06-16 | 1999-09-30 |
| Siivonen, L. | 24 | 41 | 1930-01-01 | 1939-12-31 |
| Teijo Heinänen | 24 | 24 | 2012-06-07 | 2021-05-14 |
| sakeju | 24 | 24 | 2020-06-09 | 2022-10-08 |
| Jaakko Ilvonen | 23 | 23 | 2013-07-24 | 2022-06-24 |
| Saara Salmela | 23 | 30 | 2004-09-04 | 2022-08-28 |
| Valovirta, Ilmari; Terhivuo, Juhani; Valste, Juha | 23 | 30 | 1970-08-01 | 1970-08-11 |
| evertebratkursen | 23 | 90 | 1967-07-14 | 1967-07-14 |
| raunay | 23 | 23 | 2020-06-12 | 2022-08-20 |
| Forsström Sanja, Hirvonen Jussi. | 22 | 131 | 2020-07-21 | 2020-08-27 |
| Grönvall, J. | 22 | 54 | 1942-07-08 | 1962-07-14 |
| Halme, Eero; Pajunen, Timo; Niemelä, Jari | 22 | 78 | 1984-06-03 | 1985-10-23 |
| Kaisa Kukkohovi | 22 | 22 | 2020-06-21 | 2022-08-16 |
| Kiljunen, Niina | 22 | 103 | 2019-07-22 | 2019-07-24 |
| Pajunen, Timo; Halme, Eero; Niemelä, Jari | 22 | 165 | 1985-06-03 | 1985-06-10 |
| Savolainen, Jay | 22 | 23 | 2022-06-15 | 2022-06-21 |
| Westman, Tor-Leif | 22 | 48 | 1954-06-08 | 1956-06-04 |
| niinahoo | 22 | 22 | 2020-06-10 | 2022-09-25 |
| Eppu | 21 | 21 | 2021-05-19 | 2022-08-27 |
| Hämäläinen, M. | 21 | 104 | 1973-05-23 | 1973-07-31 |
| Samu Piha | 21 | 21 | 2020-07-09 | 2022-09-11 |
| Väisänen, Rauno; Jalava, Jukka | 21 | 27 | 1980-06-27 | 1980-07-07 |
| Falck, Ilari | 20 | 69 | 2016-09-15 | 2019-07-24 |
| Hackman, Walter; Biström, Olof; Albrecht, Anders | 20 | 25 | 1980-06-01 | 1980-06-30 |
| Henriksson, Heikki | 20 | 200 | 1902-06-01 | 1962-08-31 |
| Macias, Nuria | 20 | 41 | 2019-07-22 | 2019-07-24 |
| Sanna Järviö | 20 | 20 | 2019-07-29 | 2022-07-20 |
| Soukainen, Arttu | 20 | 36 | 2019-06-05 | 2019-08-05 |
| Stenius, G. | 20 | 32 | 1934-04-16 | 1959-10-24 |
| Terhivuo, Juhani; Valste, Juha; Valovirta, Ilmari | 20 | 41 | 1970-08-01 | 1970-08-31 |
| mikoskin | 20 | 20 | 2005-07-05 | 2022-08-20 |
| sonakir | 20 | 20 | 2020-07-17 | 2022-07-26 |
| Biström, G.; Biström, Olof | 19 | 35 | 1978-05-13 | 1978-07-28 |
| Emma Kosonen; Mikael Nordström | 19 | 33 | 2017-04-23 | 2022-08-16 |
| Seppo Kallio | 19 | 19 | 2013-09-02 | 2022-11-09 |
| TL | 19 | 19 | 2020-07-20 | 2022-10-17 |
| Arto Kolehmainen | 18 | 18 | 2022-07-12 | 2022-11-15 |
| Biström, Olof; Biström, Gun | 18 | 28 | 1977-06-20 | 1978-12-31 |
| Eija Soimola | 18 | 18 | 2015-09-13 | 2022-11-12 |
| Evertebratakeräys | 18 | 64 | 1972-08-06 | 1974-10-29 |
| Jyrki Holopainen | 18 | 18 | 2020-06-20 | 2022-09-25 |
| Kirsi Wolczkiewicz | 18 | 18 | 2021-06-28 | 2022-06-24 |
| Lindberg; Palmgren, Pontus | 18 | 44 | 1959-01-01 | 1959-12-31 |
| Mammola, Stefano | 18 | 36 | 2019-07-22 | 2019-07-24 |
| Nuorteva, Liisa | 18 | 19 | 1961-08-02 | 1966-08-02 |
| Paavo Sallinen | 18 | 18 | 2017-09-10 | 2022-12-05 |
| Palmgren, Pontus; Lindberg | 18 | 52 | 1959-01-01 | 1959-12-31 |
| Peter von Bagh | 18 | 30 | 2021-03-19 | 2022-11-28 |
| Sanna Pekkanen | 18 | 18 | 2021-04-27 | 2022-10-23 |
| Saris, N. -E. | 18 | 40 | 1950-07-01 | 1950-07-31 |
| Valovirta, Ilmari; Valste, Juha; Terhivuo, Juhani | 18 | 25 | 1970-08-01 | 1970-08-11 |
| ilkkat | 18 | 18 | 2020-01-25 | 2022-11-17 |
| Denzil Dexter | 17 | 17 | 2020-06-27 | 2022-07-04 |
| Federley, B. | 17 | 36 | 1962-06-28 | 1962-07-17 |
| Hackman, Walter; Albrecht, Anders; Biström, Olof | 17 | 25 | 1980-06-02 | 1980-06-07 |
| Lehikoinen, Samuli; Pentinsaari, Mikko | 17 | 35 | 2010-08-02 | 2010-08-09 |
| Lehvävirta, Susanna; Ojala, Anna; Kotze, Johan | 17 | 19 | 2001-05-01 | 2001-10-31 |
| Sea_horse | 17 | 17 | 2022-06-18 | 2022-07-14 |
| weba69 | 17 | 17 | 2020-06-07 | 2022-07-27 |
| Albrecht, Anders; Biström, Olof; Hackman, Walter | 16 | 24 | 1980-06-03 | 1980-06-07 |
| Biström, Olof; Albrecht, Anders; Hackman, Walter | 16 | 35 | 1980-06-03 | 1980-06-07 |
| G. Martinez | 16 | 16 | 2011-06-18 | 2011-06-18 |
| Gottberg, Gunnar | 16 | 17 | 1904-01-01 | 1904-12-31 |
| Jussi Mäkinen | 16 | 16 | 2021-06-09 | 2022-09-05 |
| Kaisa Eilola | 16 | 16 | 2021-07-06 | 2022-09-06 |
| Laine, Erkka | 16 | 52 | 2019-07-22 | 2019-07-24 |
| Leif Sundqvist | 16 | 20 | 2013-05-14 | 2016-10-01 |
| Mikael Sjöblad | 16 | 16 | 2020-06-28 | 2022-08-22 |
| Nyman, Armas Bernhard | 16 | 19 | 1905-01-01 | 1905-12-31 |
| Pentinsaari, Mikko; Lehikoinen, Samuli | 16 | 24 | 2010-08-02 | 2010-08-09 |
| jonnamari | 16 | 16 | 2021-05-20 | 2022-08-14 |
| Albrecht, Anders; Hackman, Walter; Biström, Olof | 15 | 29 | 1980-06-03 | 1980-06-07 |
| Biström, Olof; Biström, G. | 15 | 43 | 1978-01-01 | 1978-12-31 |
| Hautaluoma, Janette; Ronkainen, Aarne | 15 | 36 | 2012-06-25 | 2012-08-29 |
| Lasse Aho | 15 | 16 | 2008-08-09 | 2022-07-28 |
| Levander, Kaarlo Mainio | 15 | 22 | 1914-06-02 | 1915-08-06 |
| Pajunen, Timo; Niemelä, Jari; Halme, Eero | 15 | 76 | 1985-05-21 | 1985-06-10 |
| Pekka Raukko | 15 | 15 | 2007-08-11 | 2020-01-26 |
| R. Siloaho | 15 | 43 | 2007-04-18 | 2008-06-20 |
| Satu | 15 | 15 | 2010-08-06 | 2022-06-11 |
| Anne Saarinen | 14 | 99 | 2019-08-24 | 2022-08-25 |
| Biström, Olof; Hackman, Walter; Albrecht, Anders | 14 | 24 | 1980-06-02 | 1980-06-06 |
| Elis Hytönen | 14 | 14 | 2021-05-11 | 2021-06-21 |
| Hackman, F. | 14 | 18 | 1947-06-15 | 1947-07-31 |
| Kauko Paltta | 14 | 14 | 2020-07-31 | 2021-08-21 |
| Kotze, Johan; Lehvävirta, Susanna; Ojala, Anna | 14 | 15 | 2001-05-20 | 2001-10-05 |
| Kotze, Johan; Ojala, Anna; Lehvävirta, Susanna | 14 | 32 | 2001-05-21 | 2001-10-05 |
| Marke Laaksonen | 14 | 14 | 2020-05-26 | 2022-03-21 |
| Niemelä, Jari; Pajunen, Timo; Halme, Eero | 14 | 70 | 1985-06-03 | 1985-07-10 |
| Nilviäistyöryhmä | 14 | 16 | 2006-05-29 | 2006-05-29 |
| Nordman, Adolf Fredrik | 14 | 31 | 1920-01-01 | 1976-12-31 |
| Pekka Kauppinen | 14 | 15 | 2020-06-12 | 2021-10-11 |
| Saris, Nils-Erik | 14 | 32 | 1949-07-01 | 1950-07-24 |
| Seppä, Jouni | 14 | 17 | 1924-07-10 | 1925-08-13 |
| Suomalainen, Esko | 14 | 15 | 1928-01-01 | 1935-12-31 |
| Varis, Vesa; Silfverberg, Hans | 14 | 55 | 1960-08-04 | 1980-08-04 |
| uusijani | 14 | 14 | 2011-04-25 | 2022-08-12 |
| Biström, Olof; Helve, Eero | 13 | 80 | 2006-05-20 | 2006-06-10 |
| Fagerström, Lars; Fagerström, Boris | 13 | 33 | 1961-01-01 | 1969-08-31 |
| Franzén, J. | 13 | 28 | 1962-07-09 | 1962-07-13 |
| Hackman, Helena | 13 | 20 | 1962-07-10 | 1964-07-17 |
| Hanna Tuovila | 13 | 13 | 2020-04-19 | 2022-04-16 |
| Helve, Eero; Biström, Olof | 13 | 39 | 2006-05-20 | 2006-06-10 |
| Janne Kilpimaa | 13 | 13 | 2018-04-19 | 2022-07-28 |
| Jarmo Nykänen | 13 | 17 | 2008-09-07 | 2016-07-16 |
| Laaksonen, Mervi | 13 | 43 | 2012-08-27 | 2012-09-11 |
| Lehvävirta, Susanna; Kotze, Johan; Ojala, Anna | 13 | 19 | 2001-05-20 | 2001-10-05 |
| Mikael A. Manninen | 13 | 13 | 2012-07-30 | 2022-07-29 |
| Palmgren Margit | 13 | 26 | 1934-08-09 | 1976-08-24 |
| Samulik | 13 | 13 | 2011-08-07 | 2022-09-16 |
| Sanna Enne | 13 | 13 | 2020-05-31 | 2022-09-03 |
| Seppä, Jussi | 13 | 33 | 1924-08-14 | 1925-08-13 |
| Studentexkursionen | 13 | 33 | 1961-07-27 | 1962-07-30 |
| Studentexkursionen -61 | 13 | 46 | 1961-07-28 | 1961-08-18 |
| Valste, Juha; Valovirta, Ilmari; Terhivuo, Juhani | 13 | 16 | 1970-08-01 | 1970-08-10 |
| mocit | 13 | 13 | 2020-08-06 | 2022-06-24 |
| rihantola | 13 | 13 | 2021-11-27 | 2022-09-24 |
| Aija-Leena Nurminen | 12 | 12 | 2020-05-24 | 2022-08-18 |
| Ari Soikkeli | 12 | 12 | 2016-05-21 | 2022-06-11 |
| Emil M. Österman | 12 | 12 | 2022-05-21 | 2022-05-22 |
| Franzén, I. | 12 | 27 | 1962-07-09 | 1962-07-13 |
| Heidi Toivanen | 12 | 16 | 2020-05-05 | 2022-09-12 |
| Jani Laaksonen | 12 | 12 | 2020-07-19 | 2022-11-27 |
| Jay Savolainen | 12 | 12 | 2021-07-02 | 2022-08-22 |
| Miisa Lopperi | 12 | 12 | 2017-08-08 | 2022-10-29 |
| Nina Mäki-Kihniä | 12 | 12 | 2020-06-02 | 2022-10-26 |
| Ojala, Anna; Kotze, Johan; Lehvävirta, Susanna | 12 | 14 | 2001-05-20 | 2001-10-04 |
| OutSa | 12 | 12 | 2022-07-15 | 2022-09-23 |
| Patrik Åberg | 12 | 12 | 2014-03-15 | 2020-04-25 |
| Punttila, Pekka; Tukia, Harri; Pajunen, Timo; Niemelä, Jari; Halme, Eero | 12 | 53 | 1985-05-16 | 1985-10-23 |
| Ronkainen, Aarne; Hautaluoma, Janette | 12 | 24 | 2012-06-25 | 2012-08-29 |
| Silfvenius, Antti Johannes | 12 | 16 | 1900-01-01 | 1905-07-21 |
| Tolvanen, Esko Matti | 12 | 18 | 1976-07-13 | 1985-04-10 |
| Tukia, Harri; Halme, Eero; Punttila, Pekka; Pajunen, Timo; Niemelä, Jari | 12 | 26 | 1985-05-26 | 1985-11-23 |
| Wikström | 12 | 46 | 1962-07-12 | 1971-09-26 |
| railiorvokki | 12 | 12 | 2021-05-29 | 2022-09-04 |
| slst | 12 | 12 | 2021-07-17 | 2022-07-24 |
| Fukushima, Carol | 11 | 30 | 2019-06-06 | 2019-07-24 |
| Helena Ilomäki-Jokinen | 11 | 11 | 2016-07-15 | 2021-06-08 |
| Jukka Savilampi | 11 | 17 | 2015-07-02 | 2022-08-26 |
| Kaisila, J. | 11 | 13 | 1938-05-22 | 1951-07-18 |
| Kalle Rainio | 11 | 11 | 2019-06-27 | 2022-09-11 |
| Karjalainen, Seppo | 11 | 47 | 2012-05-15 | 2012-06-20 |
| Lagerspetz, Kari | 11 | 16 | 1951-07-13 | 1951-08-13 |
| Niemelä, Jari; Halme, Eero; Punttila, Pekka; Pajunen, Timo; Tukia, Harri | 11 | 28 | 1985-05-26 | 1985-11-23 |
| Olli Pihlajamaa; Petri Ahlroth | 11 | 32 | 2019-06-21 | 2021-08-06 |
| Panu Kujala | 11 | 11 | 2020-06-02 | 2022-08-28 |
| Parkko Petri | 11 | 11 | 2016-07-20 | 2016-07-20 |
| Pedro Cardoso | 11 | 43 | 2019-07-23 | 2019-07-24 |
| Petri Tapola | 11 | 11 | 2020-06-08 | 2020-08-22 |
| Rauni Caselius | 11 | 11 | 2020-07-18 | 2021-07-23 |
| Sami Karjalainen | 11 | 29 | 2020-05-03 | 2021-06-04 |
| Silfverberg, Hans; Varis, Vesa | 11 | 33 | 1980-08-01 | 1980-08-04 |
| Suomalainen, Paavo | 11 | 17 | 1927-06-01 | 1928-07-14 |
| Tarmo Lonka | 11 | 11 | 2021-06-02 | 2022-08-11 |
| Terhivuo, Juhani; Valovirta, Ilmari | 11 | 33 | 1972-10-27 | 1974-10-09 |
| Tuomas Syrjä | 11 | 11 | 2021-04-04 | 2022-06-22 |
| Valovirta, Ilmari; Terhivuo, Juhani | 11 | 22 | 1974-09-28 | 1974-10-09 |
| Valste, Juha; Terhivuo, Juhani; Valovirta, Ilmari | 11 | 13 | 1970-08-01 | 1971-06-09 |
| Valtteri Luoma | 11 | 11 | 2021-07-17 | 2022-08-03 |
| miukki | 11 | 11 | 2020-06-13 | 2022-08-15 |
| Åhman, Kurt; Forsskåhl, Bo | 11 | 24 | 1961-05-30 | 1966-05-30 |
| Albrecht, Anders, Biström, Olof; Hackman, Walter | 10 | 23 | 1980-06-02 | 1980-06-07 |
| Anonyymi | 10 | 10 | 2007-01-01 | 2007-12-31 |
| E Saarinen | 10 | 10 | 2021-05-11 | 2022-05-27 |
| Halme, Eero; Niemelä, Jari; Pajunen, Timo; Punttila, Pekka; Tukia, Harri | 10 | 42 | 1985-05-26 | 1985-10-23 |
| Halme, Eero; Punttila, Pekka; Pajunen, Timo; Niemelä, Jari; Tukia, Harri | 10 | 54 | 1985-05-16 | 1985-08-24 |
| Heikki Koivumäki | 10 | 10 | 2013-08-09 | 2022-07-29 |
| Janne Laitinen | 10 | 10 | 2020-06-12 | 2022-08-08 |
| Jere Kahanpää | 10 | 10 | 2020-06-20 | 2022-08-27 |
| Kalervo Järvi | 10 | 10 | 2020-08-08 | 2022-11-11 |
| Laura Vänskä | 10 | 10 | 2021-08-29 | 2022-09-28 |
| Naturvetarklubben | 10 | 10 | 1962-07-08 | 1973-07-04 |
| Niemelä, Jari; Pajunen, Timo; Punttila, Pekka; Halme, Eero; Tukia, Harri | 10 | 27 | 1985-05-26 | 1985-11-23 |
| Outi Saarinen | 10 | 10 | 2022-06-15 | 2022-07-14 |
| Pirjo Peltonen-sainio | 10 | 10 | 2021-06-10 | 2022-06-17 |
| Platonoff, Stephan | 10 | 15 | 1939-06-15 | 1943-10-17 |
| Pulkkinen, A. | 10 | 19 | 1909-01-01 | 1909-12-31 |
| Raatikainen, T. | 10 | 10 | 1972-06-01 | 1972-06-05 |
| Rauno Yrjölä | 10 | 10 | 2003-05-29 | 2019-08-10 |
| Tukia, Harri; Halme, Eero; Punttila, Pekka; Niemelä, Jari; Pajunen, Timo | 10 | 52 | 1985-05-16 | 1985-11-23 |
| Unto Söderholm | 10 | 10 | 2015-06-28 | 2021-08-03 |
| alinja | 10 | 10 | 2020-05-31 | 2022-05-21 |
| juristi | 10 | 10 | 2020-05-28 | 2022-07-18 |
| marsusram | 10 | 10 | 2003-07-27 | 2022-04-20 |
| pindepop | 10 | 10 | 2019-02-16 | 2021-08-29 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Lönnqvist, Berit | 383 | 1838 | 1937-07-09 | 1970-12-31 |
| Pajunen, Timo | 204 | 363 | 2001-06-18 | 2015-06-11 |
| Collander, Ruth | 126 | 289 | 1967-06-28 | 1969-07-12 |
| Palmgren, Pontus | 85 | 189 | 1930-01-01 | 1980-12-31 |
| Hackman, Walter | 78 | 135 | 1951-06-26 | 1961-06-26 |
| Lindberg, Håkan | 57 | 79 | 1942-07-01 | 1951-06-30 |
| Hellén, Wolter | 54 | 77 | 1939-01-01 | 1946-07-22 |
| Ståhls, Gunilla | 31 | 138 | 2003-07-06 | 2004-08-31 |
| Elfving, Harry | 24 | 44 | 1945-01-01 | 1945-12-31 |
| Nordström, Göran | 23 | 29 | 1941-05-26 | 1947-06-17 |
| Fritzén, Niclas R. | 22 | 39 | 2001-09-08 | 2003-09-30 |
| Silfverberg, Hans | 22 | 43 | 1967-06-08 | 1967-08-18 |
| Axelson, Walter Mikael | 20 | 22 | 1903-06-05 | 1904-07-05 |
| Terhivuo, Juhani | 19 | 46 | 1993-09-30 | 2007-05-20 |
| Johanna Raulio | 18 | 18 | 2020-07-21 | 2022-07-30 |
| G. Martinez | 16 | 16 | 2011-06-18 | 2011-06-18 |
| Gottberg, Gunnar | 16 | 17 | 1904-01-01 | 1904-12-31 |
| Nordman, Adolf | 14 | 30 | 1939-06-01 | 1950-06-30 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Fritzén Niclas, Malmberg Sampsa; Fritzén Niclas | 571 | 1759 | 2021-05-23 | 2021-09-13 |
| Karjalainen Seppo | 461 | 1870 | 2014-07-09 | 2014-10-01 |
| Veli-Matti Mukkala | 361 | 414 | 2008-03-30 | 2022-10-22 |
| Väisänen, Risto A. | 215 | 1427 | 2008-09-30 | 2013-06-04 |
| Pajunen, Timo | 166 | 343 | 1994-05-30 | 2016-06-22 |
| Krogerus, Rolf | 161 | 193 | 1932-05-21 | 1975-06-12 |
| Antti Haarto | 87 | 97 | 2018-05-02 | 2020-09-27 |
| Österman, Emil | 86 | 104 | 2022-06-01 | 2022-07-30 |
| Fritzén Niclas | 77 | 108 | 2021-05-22 | 2021-06-26 |
| Tero Linjama | 62 | 62 | 2006-07-25 | 2022-09-24 |
| Koivunen, Anne | 56 | 78 | 2006-06-29 | 2006-09-18 |
| Eeva Saarisalo | 52 | 52 | 2020-05-24 | 2022-10-02 |
| Jay Lehtinen | 52 | 52 | 2016-10-02 | 2019-06-15 |
| Matti Aaltonen | 52 | 262 | 2008-06-08 | 2017-09-04 |
| Merja L | 52 | 52 | 2021-07-13 | 2022-10-19 |
| Håkan Söderholm | 47 | 217 | 2007-09-15 | 2022-03-02 |
| Palmgren, Pontus | 47 | 129 | 1936-07-18 | 1974-10-09 |
| Malmberg Sampsa | 46 | 188 | 2020-05-21 | 2021-09-13 |
| M. Leppä | 45 | 52 | 2019-04-16 | 2022-09-11 |
| Reuter, Odo Morannal | 45 | 75 | 1900-08-18 | 1968-07-31 |
| Ville Räihä | 43 | 43 | 2021-07-19 | 2022-06-30 |
| Samuli Kotiranta | 41 | 48 | 2008-09-22 | 2016-12-31 |
| Hackman, Walter | 38 | 65 | 1951-01-01 | 1953-06-26 |
| Jyri Mäki-Jaakkola | 35 | 38 | 2011-06-28 | 2022-11-30 |
| lwtalp | 35 | 35 | 2020-06-07 | 2021-04-11 |
| Peter Uppstu | 32 | 32 | 2020-08-10 | 2022-10-23 |
| Mika Ensio Laine | 29 | 29 | 2021-06-29 | 2022-08-28 |
| Olavi Niemi | 29 | 30 | 2005-07-02 | 2015-05-23 |
| Krogerus, R. | 28 | 31 | 1932-07-15 | 1934-08-19 |
| Hellén, Wolter | 27 | 47 | 1921-01-01 | 1961-08-31 |
| Olli Pihlajamaa | 27 | 33 | 2012-07-02 | 2022-08-13 |
| juhas89 | 27 | 27 | 2021-03-22 | 2022-08-26 |
| Terhivuo, Juhani | 26 | 64 | 2000-12-10 | 2006-06-06 |
| Silfverberg, Hans | 24 | 87 | 2011-08-25 | 2011-08-25 |
| Jukka Santala | 22 | 22 | 2020-09-06 | 2022-10-31 |
| Lauri Viitanen | 22 | 23 | 2018-05-16 | 2021-12-23 |
| Savolainen, Jay | 22 | 23 | 2022-06-15 | 2022-06-21 |
| Sundström, Kurt-Erik | 21 | 35 | 1920-07-01 | 1921-07-29 |
| sakeju | 20 | 20 | 2020-06-09 | 2022-10-08 |
| Emma Kosonen; Mikael Nordström | 19 | 33 | 2017-04-23 | 2022-08-16 |
| TL | 19 | 19 | 2020-07-20 | 2022-10-17 |
| Seppo Kallio | 18 | 18 | 2017-07-25 | 2022-11-09 |
| Tapio Kujala | 18 | 23 | 2020-07-27 | 2021-06-24 |
| Jyrki Holopainen | 17 | 17 | 2020-06-20 | 2022-09-25 |
| Linkola, Kaarlo | 17 | 25 | 1908-01-01 | 1968-12-31 |
| Denzil Dexter | 16 | 16 | 2020-06-27 | 2022-07-04 |
| Palmén, Ernst | 16 | 34 | 1943-03-28 | 1948-04-18 |
| Anne Saarinen | 14 | 99 | 2019-08-24 | 2022-08-25 |
| Marke Laaksonen | 14 | 14 | 2020-05-26 | 2022-03-21 |
| Mikael Sjöblad | 14 | 14 | 2020-06-28 | 2022-08-22 |
| Biström, Olof; Helve, Eero | 13 | 80 | 2006-05-20 | 2006-06-10 |
| Helve, Eero; Biström, Olof | 13 | 39 | 2006-05-20 | 2006-06-10 |
| Juha Kinnunen | 13 | 13 | 2020-07-07 | 2022-07-27 |
| Ari Soikkeli | 12 | 12 | 2016-05-21 | 2022-06-11 |
| Emil M. Österman | 12 | 12 | 2022-05-21 | 2022-05-22 |
| Jani Laaksonen | 12 | 12 | 2020-07-19 | 2022-11-27 |
| Johanna Raulio | 12 | 12 | 2019-06-16 | 2022-06-12 |
| Jay Savolainen | 11 | 11 | 2021-07-02 | 2022-08-22 |
| Karjalainen, Sami | 11 | 11 | 2018-07-19 | 2020-06-01 |
| Lönnqvist, Berit | 11 | 42 | 1966-07-19 | 1966-07-22 |
| Valtteri Luoma | 11 | 11 | 2021-07-17 | 2022-08-03 |
| slst | 11 | 11 | 2021-07-17 | 2022-07-24 |
| Frey, Richard | 10 | 15 | 1917-10-20 | 1923-05-20 |
| Kalle Rainio | 10 | 10 | 2019-06-27 | 2022-09-11 |
| Meinander, Martin | 10 | 52 | 1961-07-08 | 1961-07-09 |
| alinja | 10 | 10 | 2020-05-31 | 2022-05-21 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Palmgren, Pontus | 7985 | 39826 | 1920-01-01 | 1998-06-21 |
| Pajunen, Timo | 3096 | 6757 | 1990-10-11 | 2014-07-18 |
| Väisänen, Risto A. | 1609 | 8562 | 2005-09-11 | 2015-08-22 |
| Huhta, Veikko | 1600 | 4281 | 1954-05-11 | 1982-11-26 |
| Alaruikka, Diane | 1369 | 2510 | 1999-06-11 | 2000-09-09 |
| Koivula, Matti; et al. | 1170 | 3512 | 2001-06-16 | 2006-08-08 |
| et al.; Koivula, Matti | 1147 | 3516 | 2001-06-16 | 2006-08-08 |
| Ketola, Päivi | 861 | 1675 | 2007-06-01 | 2007-10-08 |
| Sävel, Dan | 739 | 3997 | 2000-05-15 | 2000-12-17 |
| Hackman, Walter | 543 | 1075 | 1900-06-08 | 1990-12-31 |
| Järvi, Toivo Henrik | 490 | 1031 | 1900-01-01 | 1953-07-21 |
| Silfverberg, Hans | 478 | 1913 | 1961-05-31 | 2003-06-08 |
| Jokinen, J. | 428 | 2785 | 2006-06-13 | 2006-09-12 |
| Ahnger, Constantin | 300 | 509 | 1906-04-19 | 1950-08-31 |
| Lassila, Titta | 255 | 495 | 2008-05-12 | 2008-07-09 |
| Olli Pihlajamaa | 234 | 362 | 2011-05-22 | 2022-09-11 |
| Saarikivi, Jarmo | 217 | 420 | 2007-07-03 | 2007-09-27 |
| Sundström, Kurt-Erik | 201 | 337 | 1904-08-01 | 1928-08-27 |
| Biström, Olof | 192 | 832 | 1984-04-08 | 2005-08-22 |
| Virtanen, L.; Nummelin, Matti | 150 | 976 | 2007-05-13 | 2007-09-30 |
| Nummelin, Matti; Virtanen, L. | 137 | 941 | 2007-05-13 | 2007-09-30 |
| Fritzén Niclas, Pajunen Timo | 110 | 256 | 2014-06-10 | 2014-07-18 |
| Rintala, J. | 95 | 176 | 1961-05-20 | 1965-10-25 |
| Terhivuo, Juhani | 91 | 181 | 1967-03-26 | 2006-06-11 |
| Krogerus, Rolf | 88 | 113 | 1927-07-28 | 1936-07-23 |
| Kaisila, Jouko | 87 | 126 | 1938-07-01 | 1990-05-30 |
| Väänänen, H. | 83 | 115 | 1927-01-01 | 1957-06-20 |
| Palmén, Ernst | 79 | 274 | 1939-07-03 | 1948-05-25 |
| Kock, Barbro; Perttula, Tarmo | 71 | 154 | 1981-06-02 | 1981-09-08 |
| Westman, L. -K. | 70 | 89 | 1989-05-10 | 1989-10-20 |
| Sirola, H. | 69 | 223 | 1912-06-01 | 1915-02-25 |
| Perttula, Tarmo; Kock, Barbro | 67 | 213 | 1981-06-01 | 1981-09-09 |
| Ahnger, Konstantin | 65 | 117 | 1935-07-01 | 1941-10-04 |
| Palmgren, Margit | 61 | 102 | 1934-01-01 | 1966-06-01 |
| Jari Flinck | 60 | 79 | 2003-06-22 | 2010-07-29 |
| kaupunkilinnut | 51 | 51 | 2020-05-20 | 2022-10-04 |
| Noreika, Norbertas | 45 | 54 | 2012-01-05 | 2012-09-20 |
| Mikko Heikkinen | 44 | 51 | 2002-04-19 | 2022-09-24 |
| Calonius, I. | 42 | 143 | 1922-06-10 | 1923-08-19 |
| JS | 41 | 41 | 2019-01-31 | 2022-12-13 |
| Laurenne, Nina | 40 | 90 | 2006-06-16 | 2006-07-16 |
| Tapio Kujala | 39 | 64 | 2012-01-01 | 2022-10-02 |
| Krogerus, R. | 38 | 44 | 1900-01-01 | 1950-12-31 |
| Olli Laasanen | 37 | 37 | 2003-06-24 | 2022-08-02 |
| Karjalainen, Sami | 36 | 36 | 2010-01-01 | 2020-08-27 |
| Juha Tuomola | 34 | 34 | 2012-07-05 | 2022-06-12 |
| Johanna Raulio | 32 | 32 | 2020-03-28 | 2022-11-26 |
| Väänänen, Heikki | 31 | 48 | 1927-06-20 | 1927-07-21 |
| Frey, Richard | 30 | 43 | 1907-10-29 | 1968-06-28 |
| Jani Järvi | 30 | 50 | 2012-08-02 | 2022-08-17 |
| sandjar | 30 | 30 | 2021-02-27 | 2022-08-05 |
| Biström, Gun; Biström, Olof | 29 | 98 | 1978-01-01 | 1978-12-31 |
| Voigt, Heinz-Rudolf | 29 | 32 | 1968-07-08 | 1969-08-14 |
| Kotze, Johan; Lehvävirta, Susanna | 28 | 200 | 1999-06-16 | 1999-09-30 |
| Lehvävirta, Susanna; Kotze, Johan | 24 | 92 | 1999-06-16 | 1999-09-30 |
| Renkonen, Olavi | 24 | 51 | 1940-10-27 | 1943-04-11 |
| Svenska Naturvetarklubben | 23 | 79 | 1973-06-01 | 1973-08-31 |
| evertebratkursen | 23 | 90 | 1967-07-14 | 1967-07-14 |
| Antti Salovaara | 22 | 22 | 2020-05-03 | 2022-08-07 |
| olasavanda | 20 | 20 | 2020-08-09 | 2022-12-05 |
| Biström, G.; Biström, Olof | 19 | 35 | 1978-05-13 | 1978-07-28 |
| Axelson, Walter Mikael | 18 | 30 | 1900-08-29 | 1904-08-31 |
| Peter von Bagh | 18 | 30 | 2021-03-19 | 2022-11-28 |
| Sanna Pekkanen | 18 | 18 | 2021-04-27 | 2022-10-23 |
| raunay | 18 | 18 | 2020-06-15 | 2022-08-20 |
| Biström, Olof; Biström, Gun | 17 | 26 | 1978-01-01 | 1978-12-31 |
| Eppu | 17 | 17 | 2021-05-19 | 2022-08-17 |
| Lehvävirta, Susanna; Ojala, Anna; Kotze, Johan | 17 | 19 | 2001-05-01 | 2001-10-31 |
| Leif Sundqvist | 16 | 20 | 2013-05-14 | 2016-10-01 |
| Matias Mustonen | 16 | 18 | 2009-03-05 | 2014-03-29 |
| Biström, Olof; Biström, G. | 15 | 43 | 1978-01-01 | 1978-12-31 |
| Lasse Aho | 15 | 16 | 2008-08-09 | 2022-07-28 |
| Nordman, Adolf | 15 | 28 | 1900-01-01 | 1960-12-31 |
| Vilkamaa, Pekka | 15 | 17 | 2003-08-27 | 2006-06-29 |
| ilkkat | 15 | 15 | 2020-01-25 | 2022-11-17 |
| Kotze, Johan; Lehvävirta, Susanna; Ojala, Anna | 14 | 15 | 2001-05-20 | 2001-10-05 |
| Kotze, Johan; Ojala, Anna; Lehvävirta, Susanna | 14 | 32 | 2001-05-21 | 2001-10-05 |
| Lehvävirta, Susanna; Kotze, Johan; Ojala, Anna | 13 | 19 | 2001-05-20 | 2001-10-05 |
| Nuorteva, Liisa | 13 | 14 | 1961-08-03 | 1966-08-02 |
| Miisa Lopperi | 12 | 12 | 2017-08-08 | 2022-10-29 |
| Ojala, Anna; Kotze, Johan; Lehvävirta, Susanna | 12 | 14 | 2001-05-20 | 2001-10-04 |
| OutSa | 12 | 12 | 2022-07-15 | 2022-09-23 |
| Panu Kujala | 11 | 11 | 2020-06-02 | 2022-08-28 |
| Pekka Malinen | 11 | 11 | 2008-05-10 | 2022-06-10 |
| Samu Piha | 11 | 11 | 2020-07-09 | 2022-08-13 |
| Suomalainen, Esko | 11 | 12 | 1928-01-01 | 1935-12-31 |
| Valovirta, Ilmari | 11 | 13 | 1965-06-17 | 2001-05-18 |
| Åhman, Kurt; Forsskåhl, Bo | 11 | 24 | 1961-05-30 | 1966-05-30 |
| Grönvall, John | 10 | 15 | 1945-07-02 | 1953-09-04 |
| Karjalainen, Seppo | 10 | 29 | 2012-05-22 | 2012-06-19 |
| Koivunen, Anne | 10 | 11 | 2004-08-17 | 2008-07-03 |
| Olli Pihlajamaa; Petri Ahlroth | 10 | 27 | 2019-06-21 | 2021-08-06 |
| Outi Saarinen | 10 | 10 | 2022-06-15 | 2022-07-14 |
| Saalas, Uunio | 10 | 24 | 1906-07-23 | 1906-08-14 |
| Stenius, Gunnar | 10 | 20 | 1946-11-30 | 1954-08-31 |
| Suomalainen, Paavo | 10 | 15 | 1927-06-01 | 1927-07-31 |
| marsusram | 10 | 10 | 2003-07-27 | 2022-04-20 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Väisänen, Risto A. | 83 | 519 | 2008-09-14 | 2013-07-24 |
| Petri Parkko | 54 | 68 | 2015-07-02 | 2022-05-18 |
| Pajunen, Timo | 27 | 41 | 2007-06-07 | 2007-08-06 |
| Petri Metsälä | 22 | 42 | 2014-04-28 | 2022-03-14 |
| Fagerström, Lars; Fagerström, Boris | 12 | 32 | 1961-01-01 | 1969-08-31 |
| Olli Pihlajamaa | 11 | 25 | 2021-10-17 | 2022-08-05 |
| Stenius, Gunnar | 11 | 16 | 1952-10-25 | 1963-10-06 |
| Thuneberg, Erik | 11 | 20 | 1911-08-29 | 1965-07-11 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Karjalainen Seppo | 267 | 821 | 2014-06-04 | 2014-08-19 |
| Pajunen, Timo | 196 | 345 | 1986-06-03 | 1989-12-31 |
| et, al; Pajunen, Timo | 98 | 177 | 1985-06-01 | 1985-07-11 |
| Väisänen, Risto A. | 81 | 818 | 2004-09-02 | 2014-05-28 |
| Pajunen, Timo; et, al | 80 | 120 | 1985-06-01 | 1985-07-11 |
| omsi | 74 | 74 | 2020-08-10 | 2022-10-20 |
| J. Lång | 51 | 74 | 2008-07-01 | 2012-07-05 |
| Jyrki Sahinoja | 40 | 40 | 2020-06-19 | 2022-09-17 |
| Punttila, Pekka; Pajunen, Timo; Tukia, Harri | 34 | 163 | 1989-01-01 | 1992-07-31 |
| Ilkka Kaita-aho | 30 | 30 | 2020-07-14 | 2022-09-25 |
| Tuomikoski, Risto | 28 | 56 | 1949-06-15 | 1953-06-26 |
| Punttila, Pekka; Tukia, Harri; Pajunen, Timo | 24 | 77 | 1989-01-01 | 1992-07-31 |
| Tukia, Harri; Punttila, Pekka; Pajunen, Timo | 24 | 37 | 1989-01-01 | 1992-12-31 |
| Matias Mustonen | 23 | 24 | 2009-04-11 | 2021-08-11 |
| Ari Kakko | 22 | 22 | 2013-08-02 | 2013-08-04 |
| Pajunen, Timo; Punttila, Pekka; Tukia, Harri | 21 | 171 | 1989-06-01 | 1990-07-31 |
| Henriksson, Heikki | 20 | 200 | 1902-06-01 | 1962-08-31 |
| Pajunen, Timo; Halme, Eero; Niemelä, Jari | 19 | 85 | 1985-06-03 | 1985-06-10 |
| Tukia, Harri; Pajunen, Timo; Punttila, Pekka | 19 | 62 | 1989-06-01 | 1992-07-04 |
| Eija Soimola | 18 | 18 | 2015-09-13 | 2022-11-12 |
| Halme, Eero; Niemelä, Jari; Pajunen, Timo | 17 | 87 | 1985-06-03 | 1985-06-10 |
| Halme, Eero; Pajunen, Timo; Niemelä, Jari | 17 | 62 | 1984-06-03 | 1985-06-10 |
| Niemelä, Jari; Halme, Eero; Pajunen, Timo | 17 | 158 | 1985-06-03 | 1985-06-10 |
| Pajunen, Timo; Tukia, Harri; Punttila, Pekka | 16 | 22 | 1989-01-01 | 1992-07-31 |
| Pekka Malinen | 16 | 16 | 2014-06-08 | 2022-08-20 |
| jonnamari | 16 | 16 | 2021-05-20 | 2022-08-14 |
| Leppiniemi, Iida | 14 | 15 | 2022-06-23 | 2022-06-24 |
| Niemelä, Jari; Pajunen, Timo; Halme, Eero | 11 | 58 | 1985-06-03 | 1985-06-10 |
| Rauni Caselius | 11 | 11 | 2020-07-18 | 2021-07-23 |
| pialep | 11 | 11 | 2021-05-30 | 2022-10-22 |
| Kalervo Järvi | 10 | 10 | 2020-08-08 | 2022-11-11 |
| Pajunen, Timo; Niemelä, Jari; Halme, Eero | 10 | 55 | 1985-06-03 | 1985-06-10 |
| Tapio Kujala | 10 | 49 | 2021-05-31 | 2021-05-31 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Koivula, Matti | 1835 | 8805 | 1997-06-27 | 2001-12-31 |
| Huhta, Veikko | 1555 | 4260 | 1961-06-25 | 1973-09-24 |
| Heliölä, J. | 1015 | 4320 | 1997-06-27 | 1997-09-19 |
| Raevaara, Heidi | 824 | 1796 | 1980-01-01 | 1981-09-14 |
| Holanti, Päivi | 532 | 633 | 1982-01-01 | 1983-12-31 |
| Pajunen, Timo | 484 | 813 | 1970-01-01 | 2008-07-22 |
| Ilkka Kaita-aho | 381 | 381 | 2017-08-24 | 2022-11-21 |
| Järvi, Toivo Henrik | 326 | 1059 | 1900-01-01 | 1960-12-31 |
| Niemi, Helena | 304 | 1509 | 1972-05-29 | 1972-10-24 |
| Venn, Stephen | 224 | 511 | 2006-07-05 | 2006-10-06 |
| Väisänen, Risto A. | 221 | 1837 | 2005-09-07 | 2014-06-30 |
| et, al; Pajunen, Timo | 155 | 226 | 1985-06-01 | 1985-06-30 |
| Tuomo Virtanen | 147 | 153 | 2011-06-09 | 2022-07-24 |
| Jyrki Sahinoja | 126 | 126 | 2020-06-09 | 2022-10-06 |
| Pajunen, Timo; et, al | 117 | 173 | 1985-06-01 | 1985-06-30 |
| Tukia, Harri; Pajunen, Timo; Punttila, Pekka | 103 | 433 | 1987-08-01 | 1991-12-31 |
| Punttila, Pekka; Tukia, Harri; Pajunen, Timo | 100 | 625 | 1987-06-01 | 1991-12-31 |
| Tukia, Harri; Punttila, Pekka; Pajunen, Timo | 100 | 579 | 1987-06-01 | 1991-12-31 |
| Pajunen, Timo; Tukia, Harri; Punttila, Pekka | 99 | 533 | 1987-05-01 | 1991-12-31 |
| Pajunen, Timo; Punttila, Pekka; Tukia, Harri | 96 | 529 | 1985-05-26 | 1991-12-31 |
| Punttila, Pekka; Pajunen, Timo; Tukia, Harri | 95 | 409 | 1987-05-01 | 1991-12-31 |
| Siren, R. | 87 | 313 | 1970-05-15 | 1980-07-15 |
| Palmgren, Pontus | 84 | 297 | 1921-08-27 | 1963-10-27 |
| Ari Kakko | 73 | 112 | 2014-08-01 | 2021-07-27 |
| Fukushima, Carol et al. | 61 | 406 | 2019-05-25 | 2019-06-10 |
| Vilkamaa, Pekka | 55 | 150 | 1973-05-06 | 1993-07-12 |
| Teemu Tanhuva | 53 | 88 | 2008-03-14 | 2018-06-01 |
| Ahnger, Constantin | 46 | 102 | 1919-07-07 | 1939-08-15 |
| Tapio Kujala | 38 | 67 | 2012-05-17 | 2022-09-26 |
| Frey, Richard | 30 | 49 | 1910-03-21 | 1943-07-17 |
| Anne Lintula | 28 | 28 | 2020-06-07 | 2022-08-23 |
| Hackman, Walter | 28 | 39 | 1941-08-09 | 1947-09-08 |
| Matias Mustonen; Juha Salokannel; Keijo Mattila | 28 | 33 | 2018-11-04 | 2018-11-04 |
| Mikko Heikkinen | 26 | 26 | 2019-06-21 | 2022-10-22 |
| Kaisila, Jouko | 25 | 95 | 1954-03-07 | 1954-09-15 |
| Teijo Heinänen | 24 | 24 | 2012-06-07 | 2021-05-14 |
| Renkonen, Olavi | 23 | 58 | 1939-09-03 | 1940-09-10 |
| Noreika, Norbertas | 22 | 31 | 2012-05-15 | 2012-09-25 |
| Juha Tuomola | 21 | 21 | 2004-06-27 | 2022-08-02 |
| Sanna Järviö | 20 | 20 | 2019-07-29 | 2022-07-20 |
| Aake | 19 | 19 | 2019-01-20 | 2022-08-28 |
| Petri 'Kössi' Kuhno | 18 | 18 | 2004-06-13 | 2021-08-21 |
| Sanna Pekkanen | 18 | 18 | 2021-04-27 | 2022-10-23 |
| Matias Mustonen | 16 | 21 | 2009-05-31 | 2022-06-15 |
| Tero Linjama | 15 | 15 | 2018-04-14 | 2022-05-07 |
| Tuomikoski, Risto | 15 | 20 | 1951-06-25 | 1951-06-25 |
| Elis Hytönen | 14 | 14 | 2021-05-11 | 2021-06-21 |
| Nilviäistyöryhmä | 14 | 16 | 2006-05-29 | 2006-05-29 |
| Hanna Tuovila | 13 | 13 | 2020-04-19 | 2022-04-16 |
| Sanna Enne | 13 | 13 | 2020-05-31 | 2022-09-03 |
| Aija-Leena Nurminen | 12 | 12 | 2020-05-24 | 2022-08-18 |
| Jyrki Holopainen | 12 | 12 | 2020-08-02 | 2022-07-04 |
| Martikainen, Petri | 12 | 14 | 2009-07-16 | 2009-07-17 |
| Punttila, Pekka; Tukia, Harri; Pajunen, Timo; Niemelä, Jari; Halme, Eero | 12 | 53 | 1985-05-16 | 1985-10-23 |
| Tukia, Harri; Halme, Eero; Punttila, Pekka; Pajunen, Timo; Niemelä, Jari | 12 | 26 | 1985-05-26 | 1985-11-23 |
| Helena Ilomäki-Jokinen | 11 | 11 | 2016-07-15 | 2021-06-08 |
| Hämäläinen, M. | 11 | 68 | 1973-05-23 | 1973-06-28 |
| Niemelä, Jari; Halme, Eero; Punttila, Pekka; Pajunen, Timo; Tukia, Harri | 11 | 28 | 1985-05-26 | 1985-11-23 |
| Olli Pihlajamaa | 11 | 12 | 2012-05-17 | 2022-06-19 |
| E Saarinen | 10 | 10 | 2021-05-11 | 2022-05-27 |
| Halme, Eero; Niemelä, Jari; Pajunen, Timo; Punttila, Pekka; Tukia, Harri | 10 | 42 | 1985-05-26 | 1985-10-23 |
| Halme, Eero; Punttila, Pekka; Pajunen, Timo; Niemelä, Jari; Tukia, Harri | 10 | 54 | 1985-05-16 | 1985-08-24 |
| Niemelä, Jari; Halme, Eero; Pajunen, Timo | 10 | 20 | 1985-06-03 | 1990-12-31 |
| Niemelä, Jari; Pajunen, Timo; Punttila, Pekka; Halme, Eero; Tukia, Harri | 10 | 27 | 1985-05-26 | 1985-11-23 |
| Tukia, Harri; Halme, Eero; Punttila, Pekka; Niemelä, Jari; Pajunen, Timo | 10 | 52 | 1985-05-16 | 1985-11-23 |
| Unto Söderholm | 10 | 10 | 2015-06-28 | 2021-08-03 |
| juristi | 10 | 10 | 2020-05-28 | 2022-07-18 |
| mocit | 10 | 10 | 2020-09-15 | 2022-06-12 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Palmgren, Pontus | 2880 | 13752 | 1920-01-01 | 1992-12-31 |
| Renkonen, Olavi | 413 | 1179 | 1919-08-10 | 1999-07-22 |
| Thuneberg, Erik | 202 | 322 | 1935-01-01 | 1967-09-05 |
| Biström, Olof | 143 | 889 | 1977-01-01 | 1979-06-20 |
| Väisänen, Risto A. | 89 | 596 | 2005-09-07 | 2012-05-20 |
| Jari Räty | 74 | 92 | 2018-07-07 | 2022-07-02 |
| Kuusisto, A. -P. | 73 | 187 | 1937-01-01 | 1938-12-31 |
| Mannerkoski, Ilpo; Söderman, Guy | 70 | 752 | 2006-05-15 | 2006-10-15 |
| Söderman, Guy; Mannerkoski, Ilpo | 54 | 399 | 2006-05-15 | 2006-10-15 |
| Miika Jylkkä | 34 | 43 | 2014-04-23 | 2019-05-26 |
| Bo Sundqvist | 26 | 26 | 2022-08-03 | 2022-12-04 |
| Pajunen, Timo | 26 | 51 | 2007-07-06 | 2007-08-06 |
| Välikangas, Ilmari | 26 | 44 | 1907-06-20 | 1907-10-20 |
| Kuusisto, A. P. | 23 | 30 | 1918-08-22 | 1938-12-31 |
| Hackman, Walter | 22 | 54 | 1938-05-01 | 1988-05-15 |
| Haltiamieli | 19 | 19 | 2021-05-14 | 2022-08-21 |
| Sea_horse | 17 | 17 | 2022-06-18 | 2022-07-14 |
| R. Siloaho | 15 | 43 | 2007-04-18 | 2008-06-20 |
| Satu | 15 | 15 | 2010-08-06 | 2022-06-11 |
| weba69 | 14 | 14 | 2020-06-07 | 2022-07-27 |
| Jarmo Nykänen | 13 | 17 | 2008-09-07 | 2016-07-16 |
| Kauko Paltta | 13 | 13 | 2020-07-31 | 2021-08-21 |
| Mikael A. Manninen | 13 | 13 | 2012-07-30 | 2022-07-29 |
| railiorvokki | 12 | 12 | 2021-05-29 | 2022-09-04 |
| Aake | 11 | 11 | 2016-05-29 | 2022-07-24 |
| Petri Tapola | 11 | 11 | 2020-06-08 | 2020-08-22 |
| Pulkkinen, A. | 10 | 19 | 1909-01-01 | 1909-12-31 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Hellén, Wolter | 40 | 63 | 1905-04-23 | 1943-08-05 |
| Väisänen, Risto A. | 23 | 177 | 2013-07-24 | 2013-07-24 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Forsström Sanja, Hirvonen Jussi, Järvinen Carina, Malmberg Sampsa; Forsström Sanja, Malmberg Sampsa, ym. | 435 | 3037 | 2020-05-27 | 2020-09-29 |
| Väisänen, Risto A. | 114 | 763 | 2004-09-03 | 2013-06-03 |
| Pajunen, Timo | 105 | 284 | 2007-08-29 | 2010-08-07 |
| J. Lång | 103 | 224 | 2006-08-08 | 2016-04-29 |
| Veli-Matti Mukkala | 87 | 91 | 2001-06-02 | 2022-08-30 |
| Terhivuo, Juhani | 43 | 90 | 2007-08-29 | 2010-06-07 |
| Ari Kakko | 38 | 38 | 2010-08-05 | 2010-08-07 |
| Malmberg Sampsa | 37 | 101 | 2020-05-27 | 2020-05-27 |
| Forsström Sanja | 24 | 96 | 2020-06-24 | 2020-09-29 |
| Forsström Sanja, Hirvonen Jussi. | 22 | 131 | 2020-07-21 | 2020-08-27 |
| Westman, Tor-Leif | 22 | 48 | 1954-06-08 | 1956-06-04 |
| niinahoo | 18 | 18 | 2020-06-10 | 2022-09-25 |
| Paavo Sallinen | 17 | 17 | 2017-09-10 | 2022-12-05 |
| mikoskin | 16 | 16 | 2005-07-05 | 2022-08-07 |
| Seppä, Jouni | 13 | 16 | 1924-07-10 | 1925-07-31 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Väisänen, Rauno; Biström, Olof | 707 | 1171 | 1984-01-01 | 1985-07-11 |
| Biström, Olof; Väisänen, Rauno | 699 | 1158 | 1984-01-01 | 1985-09-27 |
| Heliölä, J. | 238 | 1209 | 1997-06-28 | 1997-09-18 |
| Mikonranta, L.; Uusitalo, A. | 144 | 224 | 2007-05-14 | 2010-06-26 |
| Uusitalo, A.; Mikonranta, L. | 122 | 203 | 2007-05-14 | 2010-06-30 |
| Hackman, Walter | 72 | 107 | 1947-01-01 | 1947-12-31 |
| Samuli Siltanen | 67 | 67 | 2017-05-06 | 2022-09-18 |
| Petri 'Kössi' Kuhno | 40 | 40 | 2018-04-05 | 2022-07-14 |
| Tero Linjama | 33 | 35 | 2018-01-08 | 2022-08-19 |
| Väisänen, Risto A. | 22 | 221 | 2013-09-09 | 2013-09-09 |
| Venn, Stephen | 20 | 38 | 2006-09-13 | 2006-09-13 |
| Järvi, Toivo Henrik | 17 | 78 | 1908-01-01 | 1908-12-31 |
| Lauri Viitanen | 14 | 14 | 2010-05-15 | 2022-08-19 |
| Koivunen, Anne | 10 | 16 | 2008-07-10 | 2008-07-10 |
| Tuomas Syrjä | 10 | 10 | 2021-04-04 | 2022-06-22 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Matveinen, Katja | 6045 | 20046 | 1998-05-20 | 2001-09-04 |
| Siivonen, Lauri | 95 | 166 | 1934-07-13 | 1959-09-25 |
| Eeva Ollikainen | 91 | 91 | 2020-07-18 | 2022-12-01 |
| Lommi, Sampsa; Kaila, Lauri; Tukia, Harri | 64 | 208 | 1989-05-27 | 1989-06-11 |
| Kaila, Lauri; Tukia, Harri; Lommi, Sampsa | 54 | 178 | 1989-05-27 | 1989-06-11 |
| Kaila, Lauri; Lommi, Sampsa; Tukia, Harri | 45 | 118 | 1989-05-27 | 1989-06-11 |
| Laurenne, Nina | 45 | 74 | 2003-07-13 | 2006-08-28 |
| Tukia, Harri; Kaila, Lauri; Lommi, Sampsa | 42 | 164 | 1989-05-27 | 1989-06-11 |
| Väisänen, Risto A. | 42 | 359 | 2009-06-24 | 2013-07-25 |
| Tukia, Harri; Lommi, Sampsa; Kaila, Lauri | 41 | 153 | 1989-05-27 | 1989-06-11 |
| Lommi, Sampsa; Tukia, Harri; Kaila, Lauri | 37 | 136 | 1989-05-27 | 1989-06-11 |
| Pajunen, Timo; Koponen, Seppo | 29 | 70 | 2004-08-17 | 2004-09-24 |
| Linkola, Kaarlo | 24 | 37 | 1905-01-01 | 1906-12-31 |
| Siivonen, L. | 24 | 41 | 1930-01-01 | 1939-12-31 |
| Hellén, Wolter | 23 | 36 | 1950-01-01 | 1950-12-31 |
| Koponen, Seppo; Pajunen, Timo | 19 | 44 | 2004-08-17 | 2004-09-24 |
| Axelson, Walter Mikael | 16 | 20 | 1900-01-01 | 1920-12-31 |
| pialep | 15 | 15 | 2021-07-14 | 2022-10-16 |
| Heidi Toivanen | 12 | 16 | 2020-05-05 | 2022-09-12 |
| Patrik Åberg | 12 | 12 | 2014-03-15 | 2020-04-25 |
| rihantola | 12 | 12 | 2021-11-27 | 2022-09-24 |
| Grönvall, John | 11 | 22 | 1938-06-21 | 1949-07-06 |
| Petri 'Kössi' Kuhno | 10 | 10 | 2021-06-06 | 2022-01-07 |
| Silfverberg, Hans | 10 | 18 | 1967-07-23 | 1967-07-26 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Pajunen, Timo | 613 | 1218 | 2005-06-21 | 2009-07-25 |
| Palmgren, Pontus | 492 | 1459 | 1920-01-01 | 1992-12-31 |
| Autio, Olli; Loukola, Olli J. | 204 | 359 | 2007-06-04 | 2009-07-04 |
| Loukola, Olli J.; Autio, Olli | 181 | 318 | 2007-06-04 | 2009-07-04 |
| Koponen, Seppo; Pajunen, Timo | 153 | 524 | 2008-06-11 | 2008-07-25 |
| Pajunen, Timo; Koponen, Seppo | 136 | 414 | 2008-06-11 | 2008-07-25 |
| Koponen, Seppo; Pajunen, Timo; Nygren, K. | 78 | 249 | 2008-05-07 | 2008-09-21 |
| Terhivuo, Juhani | 75 | 147 | 2008-06-11 | 2008-06-14 |
| Nygren, K.; Pajunen, Timo; Koponen, Seppo | 72 | 238 | 2008-05-07 | 2008-09-21 |
| Ari Kakko | 62 | 62 | 2011-08-07 | 2011-08-07 |
| Koponen, Seppo; Nygren, K.; Pajunen, Timo | 61 | 385 | 2008-05-07 | 2008-09-21 |
| Pajunen, Timo; Koponen, Seppo; Nygren, K. | 59 | 236 | 2008-05-07 | 2008-09-21 |
| Nygren, K.; Koponen, Seppo; Pajunen, Timo | 56 | 129 | 2008-05-07 | 2008-09-21 |
| Pajunen, Timo; Nygren, K.; Koponen, Seppo | 52 | 136 | 2008-05-07 | 2008-09-21 |
| Axelson, Walter Mikael | 42 | 48 | 1900-06-05 | 1920-12-31 |
| Väisänen, Risto A. | 35 | 279 | 2009-06-25 | 2013-09-05 |
| Kaisila, Jouko | 32 | 41 | 1918-06-01 | 1951-07-10 |
| Martikainen Petri | 31 | 34 | 2008-06-25 | 2009-07-11 |
| Grönvall, John | 18 | 60 | 1947-07-08 | 1969-07-11 |
| Valovirta, Ilmari | 17 | 26 | 2000-09-11 | 2000-09-11 |
| Martikainen, Petri | 15 | 22 | 2009-07-10 | 2009-07-14 |
| Franzén, J. | 13 | 28 | 1962-07-09 | 1962-07-13 |
| Grönvall, J. | 13 | 37 | 1962-07-09 | 1962-07-14 |
| Pekka Kauppinen | 13 | 14 | 2020-07-02 | 2021-10-11 |
| Franzén, I. | 12 | 27 | 1962-07-09 | 1962-07-13 |
| Hackman, Helena | 12 | 19 | 1962-07-10 | 1962-07-11 |
| Wikström | 11 | 45 | 1962-07-12 | 1962-07-13 |
| Tolvanen, Esko Matti | 10 | 15 | 1976-07-13 | 1976-07-29 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Väisänen, Risto A. | 1679 | 13396 | 2000-09-16 | 2015-08-14 |
| Sievänen, M. | 554 | 1779 | 1999-07-08 | 1999-09-16 |
| Ahola Ulla | 235 | 1342 | 2015-05-26 | 2015-09-15 |
| Källberg Anna | 206 | 743 | 2015-05-27 | 2015-09-09 |
| Pentti Ketola | 149 | 152 | 2004-06-09 | 2022-06-18 |
| Hackman, Walter | 69 | 91 | 1949-07-01 | 1970-07-03 |
| Vuorentaus, Yrjö | 40 | 76 | 1908-05-25 | 1911-06-13 |
| Krogerus, R. | 32 | 32 | 1932-07-16 | 1936-08-08 |
| Pajunen, Timo | 32 | 57 | 2010-06-07 | 2010-06-08 |
| Kaisa Kukkohovi | 22 | 22 | 2020-06-21 | 2022-08-16 |
| Krogerus, Rolf | 21 | 22 | 1932-07-26 | 1934-07-29 |
| Renkonen, Olavi | 19 | 38 | 1950-07-30 | 1950-08-06 |
| Terhivuo, Juhani | 17 | 35 | 2010-06-07 | 2010-06-08 |
| miukki | 11 | 11 | 2020-06-13 | 2022-08-15 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Hautsalo, Simo | 91 | 161 | 1990-06-29 | 1990-10-12 |
| Kyllönen, Keijo | 72 | 110 | 1990-07-02 | 1990-09-12 |
| Väisänen, Risto A. | 72 | 497 | 2009-06-25 | 2015-08-26 |
| Lommi, Sampsa; Kaila, Lauri; Tukia, Harri | 55 | 177 | 1989-05-27 | 1989-06-10 |
| Pajunen, Timo | 50 | 88 | 1972-08-08 | 2010-06-09 |
| Terhivuo, Juhani | 47 | 125 | 2010-06-08 | 2010-06-09 |
| Kaila, Lauri; Tukia, Harri; Lommi, Sampsa | 41 | 195 | 1989-05-27 | 1989-06-10 |
| Kaila, Lauri; Lommi, Sampsa; Tukia, Harri | 40 | 123 | 1989-05-27 | 1989-06-10 |
| Tukia, Harri; Lommi, Sampsa; Kaila, Lauri | 34 | 94 | 1989-05-27 | 1989-06-10 |
| Ilmari Mäkisalo | 31 | 34 | 2016-06-15 | 2022-09-13 |
| Lommi, Sampsa; Tukia, Harri; Kaila, Lauri | 24 | 119 | 1989-05-27 | 1989-06-10 |
| Tukia, Harri; Kaila, Lauri; Lommi, Sampsa | 22 | 61 | 1989-05-27 | 1989-06-10 |
| Hellén, Wolter | 17 | 20 | 1917-06-01 | 1917-07-04 |
| Linkola, Kaarlo | 17 | 21 | 1900-01-01 | 1910-12-31 |
| Vuorentaus, Yrjö | 17 | 26 | 1900-06-23 | 1920-06-23 |
| Renkonen, Olavi | 16 | 28 | 1949-07-08 | 1949-07-10 |
| Olli Pihlajamaa | 13 | 22 | 2011-08-01 | 2022-07-24 |
| Palmgren, Pontus | 13 | 32 | 1904-06-01 | 1967-08-14 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Ari Kakko | 3582 | 3863 | 2009-10-25 | 2022-10-12 |
| Ahola Ulla | 248 | 888 | 2015-05-26 | 2015-09-09 |
| Väisänen, Risto A. | 240 | 3332 | 2001-09-15 | 2013-07-26 |
| Vuorentaus, Yrjö | 218 | 388 | 1902-01-01 | 1939-08-06 |
| Matti Virtala | 161 | 202 | 2007-04-09 | 2013-05-26 |
| Tuomo Tuomikoski | 97 | 114 | 2016-07-26 | 2022-08-01 |
| Teppo Mutanen | 92 | 104 | 2005-05-25 | 2022-09-24 |
| Harry Nyström | 59 | 63 | 2009-06-20 | 2022-08-01 |
| SIP Haapala | 35 | 35 | 2018-05-20 | 2019-09-27 |
| Kaisa Kukkohovi | 22 | 22 | 2020-06-21 | 2022-08-16 |
| Saara Salmela | 18 | 25 | 2004-09-04 | 2022-08-28 |
| Kaisa Eilola | 15 | 15 | 2021-07-06 | 2022-09-06 |
| Biström, Olof; Albrecht, Anders; Hackman, Walter | 12 | 28 | 1980-06-05 | 1980-06-07 |
| Hackman, Walter; Biström, Olof; Albrecht, Anders | 11 | 15 | 1980-06-01 | 1980-06-30 |
| Albrecht, Anders; Biström, Olof; Hackman, Walter | 10 | 15 | 1980-06-05 | 1980-06-07 |
| Hackman, Walter; Albrecht, Anders; Biström, Olof | 10 | 16 | 1980-06-06 | 1980-06-07 |
| uusijani | 10 | 10 | 2019-04-29 | 2022-07-24 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Väisänen, Risto A. | 9746 | 30856 | 2000-05-31 | 2015-08-25 |
| Matti Virtala | 70 | 94 | 2007-05-17 | 2012-08-05 |
| Järvi, Toivo Henrik | 41 | 336 | 1910-08-20 | 1946-12-31 |
| Pajunen, Timo | 36 | 69 | 2014-06-16 | 2015-06-25 |
| Lindberg, Håkan | 23 | 36 | 1943-01-01 | 1962-06-26 |
| Ari Kakko | 17 | 17 | 2010-07-03 | 2010-07-28 |
| Arto Kolehmainen | 16 | 16 | 2022-07-12 | 2022-11-15 |
| Palmgren, Pontus | 14 | 19 | 1943-06-29 | 1957-08-08 |
| Saris, N. -E. | 14 | 32 | 1950-07-01 | 1950-07-31 |
| Koivunen, Anne | 13 | 21 | 2008-08-05 | 2008-08-07 |
| Saris, Nils-Erik | 13 | 19 | 1950-07-09 | 1950-07-24 |
| Anonyymi | 10 | 10 | 2007-01-01 | 2007-12-31 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Huhta, Veikko | 665 | 1780 | 1961-07-26 | 1976-09-02 |
| Väisänen, Risto A. | 392 | 2161 | 2009-06-26 | 2014-07-29 |
| Rundgren Eerikki | 201 | 344 | 2021-05-19 | 2021-09-07 |
| Pajunen, Timo | 91 | 162 | 2011-06-14 | 2012-06-14 |
| Antti Moilanen | 83 | 106 | 2007-10-28 | 2010-06-26 |
| Krogerus, Rolf | 58 | 98 | 1930-01-01 | 1970-12-31 |
| Terhivuo, Juhani | 50 | 110 | 2011-06-14 | 2011-06-15 |
| A. Moilanen | 44 | 51 | 2007-10-28 | 2008-08-20 |
| Viramo, Juha | 43 | 201 | 1967-01-01 | 1970-12-31 |
| Ari Kakko | 34 | 34 | 2011-08-22 | 2011-08-22 |
| Krogerus, R. | 22 | 27 | 1934-07-18 | 1936-12-31 |
| Lehikoinen, Samuli; Pentinsaari, Mikko | 17 | 35 | 2010-08-02 | 2010-08-09 |
| Palmgren, Margit | 17 | 26 | 1934-07-01 | 1934-07-31 |
| Pentinsaari, Mikko; Lehikoinen, Samuli | 16 | 24 | 2010-08-02 | 2010-08-09 |
| Hautaluoma, Janette; Ronkainen, Aarne | 13 | 34 | 2012-06-25 | 2012-08-29 |
| Laaksonen, Mervi | 13 | 43 | 2012-08-27 | 2012-09-11 |
| Lagerspetz, Kari | 10 | 15 | 1951-07-13 | 1951-08-13 |
| Ronkainen, Aarne; Hautaluoma, Janette | 10 | 22 | 2012-06-25 | 2012-08-29 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Palmgren, Pontus | 296 | 877 | 1942-07-10 | 1973-07-01 |
| Yuri M. Marusik | 98 | 402 | 2016-08-05 | 2016-08-06 |
| Huhta, Veikko | 87 | 190 | 1961-11-06 | 1971-11-06 |
| Marusik Yuri M. | 87 | 394 | 2016-08-05 | 2016-08-06 |
| Wegelius, Axel | 45 | 172 | 1951-05-29 | 1953-07-07 |
| Jalava, Jukka; Väisänen, Rauno | 31 | 38 | 1980-06-27 | 1980-07-12 |
| Väisänen, Risto A. | 30 | 403 | 2010-07-30 | 2014-06-14 |
| Axelson, Walter Mikael | 27 | 63 | 1903-01-01 | 1903-12-31 |
| Kaisila, Jouko | 23 | 33 | 1950-05-25 | 1951-07-30 |
| Wegelius, A. | 22 | 55 | 1900-07-01 | 1970-12-31 |
| Väisänen, Rauno; Jalava, Jukka | 21 | 27 | 1980-06-27 | 1980-07-07 |
| Saalas, Uunio | 20 | 24 | 1905-05-22 | 1905-07-27 |
| Krogerus, Rolf | 18 | 42 | 1932-07-15 | 1953-07-04 |
| Hackman, Walter | 15 | 30 | 1903-07-24 | 1980-06-28 |
| Varis, Vesa; Silfverberg, Hans | 14 | 55 | 1960-08-04 | 1980-08-04 |
| Sahlberg, Unio | 13 | 18 | 1905-01-01 | 1905-12-31 |
| Ari Kakko | 12 | 12 | 2010-07-03 | 2010-07-03 |
| Hellén, Wolter | 11 | 12 | 1936-06-14 | 1942-06-22 |
| Silfverberg, Hans; Varis, Vesa | 11 | 33 | 1980-08-01 | 1980-08-04 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Väisänen, Risto A. | 625 | 2538 | 2008-06-03 | 2014-06-12 |
| Similä, Maarit; Itämies, Juhani | 615 | 1291 | 1994-05-30 | 1994-09-02 |
| Itämies, Juhani; Similä, Maarit | 611 | 1282 | 1994-05-30 | 1994-09-02 |
| Rundgren Eerikki | 226 | 458 | 2021-05-27 | 2021-09-07 |
| Parkko Petri | 11 | 11 | 2016-07-20 | 2016-07-20 |
| Pajunen, Timo | 10 | 19 | 2015-06-26 | 2015-06-26 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Merilä, Juha | 2717 | 4571 | 1988-05-20 | 1988-06-27 |
| Palmgren, Pontus | 1348 | 4911 | 1920-01-01 | 1992-12-31 |
| Lahti, Tuomas | 211 | 498 | 2011-06-04 | 2011-08-22 |
| Macias et al. | 191 | 408 | 2019-07-22 | 2019-08-05 |
| Åhman, K. | 174 | 885 | 1960-01-01 | 1962-12-31 |
| N. R. Fritzén | 136 | 347 | 2013-06-24 | 2013-06-29 |
| Fritzén, N. R. | 135 | 346 | 2013-06-24 | 2013-09-26 |
| Åhman, Kurt | 77 | 286 | 1961-08-08 | 1962-07-14 |
| Palmgren, Pontus; Lindberg, Håkan | 72 | 169 | 1959-01-01 | 1961-08-24 |
| Lindberg, Håkan; Palmgren, Pontus | 64 | 158 | 1959-01-01 | 1959-12-31 |
| Hellén, Wolter | 56 | 111 | 1900-07-01 | 1950-07-31 |
| Meinander, Martin | 51 | 130 | 1960-01-01 | 1970-12-31 |
| Federley, Björn | 46 | 129 | 1962-06-27 | 1969-06-30 |
| Ari Kakko | 44 | 44 | 2010-06-28 | 2013-07-27 |
| Kakko, Iiro | 41 | 255 | 2010-07-04 | 2010-07-15 |
| Veli-Matti Mukkala | 33 | 374 | 2021-07-03 | 2021-07-09 |
| Forsskåhl, Bo | 25 | 85 | 1961-06-27 | 1962-07-28 |
| K. Lindqvist | 25 | 42 | 2013-06-25 | 2013-06-29 |
| Kuurne, Jaakko | 25 | 78 | 2019-07-22 | 2019-07-24 |
| Lindqvist, K. | 25 | 42 | 2013-06-25 | 2013-06-27 |
| Kiljunen, Niina | 22 | 103 | 2019-07-22 | 2019-07-24 |
| Macias, Nuria | 20 | 41 | 2019-07-22 | 2019-07-24 |
| Falck, Ilari | 19 | 68 | 2019-07-22 | 2019-07-24 |
| Soukainen, Arttu | 19 | 35 | 2019-07-22 | 2019-08-05 |
| Lindberg, Håkan | 18 | 79 | 1959-07-06 | 1962-06-30 |
| Mammola, Stefano | 18 | 36 | 2019-07-22 | 2019-07-24 |
| Tapio Kujala | 18 | 21 | 2020-09-24 | 2021-07-17 |
| Federley, B. | 17 | 36 | 1962-06-28 | 1962-07-17 |
| Lindberg; Palmgren, Pontus | 17 | 43 | 1959-01-01 | 1959-12-31 |
| Laine, Erkka | 16 | 52 | 2019-07-22 | 2019-07-24 |
| Palmgren, Pontus; Lindberg | 14 | 44 | 1959-01-01 | 1959-12-31 |
| Saalas, Uunio | 14 | 14 | 1905-06-29 | 1905-08-18 |
| Studentexkursionen | 13 | 33 | 1961-07-27 | 1962-07-30 |
| Studentexkursionen -61 | 13 | 46 | 1961-07-28 | 1961-08-18 |
| Pedro Cardoso | 11 | 43 | 2019-07-23 | 2019-07-24 |
| Sahlberg, Unio | 11 | 20 | 1905-07-04 | 1943-07-16 |
| havainnoija | h.lkm | y.lkm | vanhin hav. | uusin hav. |
| Hackman, Walter | 163 | 327 | 1930-01-01 | 1969-12-31 |
| Väisänen, Risto A. | 75 | 1512 | 2010-07-28 | 2014-06-14 |
| Lönnqvist, Berit | 49 | 101 | 1969-08-04 | 1969-08-22 |
| Hellén, Wolter | 32 | 45 | 1928-06-09 | 1950-06-30 |
| Sahlberg, Unio | 20 | 29 | 1905-01-01 | 1938-08-13 |
| Thuneberg, Erik | 13 | 29 | 1917-06-13 | 1917-06-17 |