| 1 (20) | Russian Academy of Sciences * | RUS |  |
| 2 (111) | Academy of Sciences of the Czech Republic * | CZE | |
| 3 (156) | Polish Academy of Sciences * | POL | |
| 4 (288) | Institute of Botany of the ASCR | CZE | |
| 5 (443) | Institute of Oceanology Polish Academy of Sciences | POL | |
| 6 (463) | Institute of Microbiology of the ASCR | CZE | |
| 7 (492) | Bulgarian Academy of Sciences * | BGR | |
| 8 (564) | A.N. Severtsov Institute of Ecology and Evolution Russian Academy of Sciences | RUS | |
| 9 (568) | Zoological Institute Russian Academy of Sciences | RUS | |
| 10 (627) | Krasnoyarsk Science Center of the Siberian Branch of the Russian Academy of Sciences | RUS | |
| 11 (660) | P P Shirshov Institute of Oceanology Russian Academy of Sciences | RUS | |
| 12 (670) | Hungarian Academy of Sciences * | HUN | |
| 13 (715) | Federal Research Centre Fundamentals of Biotechnology Russian Academy of Sciences | RUS | |
| 14 (733) | Centre for Ecological Research | HUN | |
| 15 (956) | Ruder Boskovic Institute * | HRV | |
| 16 (974) | Institute of Vertebrate Biology of the ASCR | CZE | |
| 17 (975) | National Institute of Biology | SVN | |
| 18 (1006) | Biology Centre of the ASCR | CZE | |
| 19 (1150) | Slovak Academy of Sciences * | SVK | |
| 20 (1208) | Limnological Institute Russian Academy of Sciences | RUS | |
| 21 (1224) | Karelian Research Center Russian Academy of Sciences | RUS | |
| 22 (1269) | National Academy of Sciences of Ukraine * | UKR | |
| 23 (1283) | Institute of Biodiversity and Ecosystems Research Bulgarian Academy of Sciences | BGR | |
| 24 (1314) | Papanin Institute for Biology of Inland Waters Russian Academy of Sciences | RUS | |
| 25 (1368) | V.I. Il'ichev Pacific Oceanological Institute Russian Academy of Sciences | RUS | |
|
