| 1 (25) | Russian Academy of Sciences * | RUS |  |
| 2 (29) | Peoples'Friendship University of Russia | RUS |  |
| 3 (94) | Polish Academy of Sciences * | POL | |
| 4 (162) | Academy of Sciences of the Czech Republic * | CZE | |
| 5 (180) | Institute of Oceanology Polish Academy of Sciences | POL | |
| 6 (211) | Bulgarian Academy of Sciences * | BGR | |
| 7 (229) | University of Zagreb | HRV | |
| 8 (283) | Zoological Institute Russian Academy of Sciences | RUS | |
| 9 (284) | West Pomeranian University of Technology | POL | |
| 10 (286) | Szent Istvan University | HUN | |
| 11 (334) | Charles University * | CZE | |
| 12 (341) | A.N. Severtsov Institute of Ecology and Evolution Russian Academy of Sciences | RUS | |
| 13 (350) | University of Warmia and Mazury | POL | |
| 14 (359) | University of Gdansk | POL | |
| 15 (369) | University of Szczecin | POL | |
| 16 (375) | University of South Bohemia | CZE | |
| 17 (377) | Hungarian Academy of Sciences * | HUN | |
| 18 (406) | Adam Mickiewicz University | POL | |
| 18 (406) | University of Ljubljana * | SVN | |
| 20 (409) | Tadeusz Kosciuszko Cracow University of Technology | POL | |
| 21 (418) | Wroclaw University of Science and Technology | POL | |
| 22 (426) | Masaryk University | CZE | |
| 23 (429) | University of Bialystok | POL | |
| 24 (437) | Centre for Ecological Research | HUN | |
| 25 (439) | P P Shirshov Institute of Oceanology Russian Academy of Sciences | RUS | |
| 26 (450) | Czech University of Life Sciences Prague | CZE | |
| 27 (451) | Lomonosov Moscow State University | RUS | |
| 28 (455) | University of Tartu | EST | |
| 29 (459) | University of Pannonia | HUN | |
| 30 (460) | Ruder Boskovic Institute * | HRV | |
| 31 (462) | Institute of Botany of the ASCR | CZE | |
| 32 (471) | Warsaw University of Life Sciences | POL | |
| 33 (476) | Jagiellonian University | POL | |
| 34 (487) | University of Lodz | POL | |
| 35 (488) | Poznan University of Life Sciences | POL | |
| 36 (489) | University of Agriculture in Krakow | POL | |
| 37 (493) | University of Debrecen | HUN | |
| 38 (495) | University of Belgrade | SRB | |
| 39 (496) | Gdansk University of Technology | POL | |
| 40 (503) | University of Warsaw | POL | |
| 41 (508) | Klaipeda University | LTU | |
| 42 (512) | University of Silesia in Katowice | POL | |
| 43 (514) | Slovak Academy of Sciences * | SVK | |
| 44 (517) | Institute of Biodiversity and Ecosystems Research Bulgarian Academy of Sciences | BGR | |
| 45 (520) | Eotvos Lorand University | HUN | |
| 46 (531) | Brno University of Technology | CZE | |
| 47 (539) | University of Montenegro | MNE | |
| 48 (543) | National Academy of Sciences of Ukraine * | UKR | |
| 49 (545) | National Institute of Biology | SVN | |
| 50 (546) | Sofia University | BGR | |
| 51 (551) | Biology Centre of the ASCR | CZE | |
| 52 (555) | University of Life Sciences in Lublin | POL | |
| 53 (564) | University of Bucharest | ROU | |
| 54 (565) | Limnological Institute Russian Academy of Sciences | RUS | |
| 55 (566) | Estonian University of Life Sciences | EST | |
| 56 (571) | Karelian Research Center Russian Academy of Sciences | RUS | |
| 57 (572) | Institute of Vertebrate Biology of the ASCR | CZE | |
| 58 (573) | Technical University in Zvolen | SVK | |
| 59 (590) | Saint Petersburg State University | RUS | |
| 60 (596) | University of Zadar | HRV | |
| 61 (599) | University of Split | HRV | |
| 62 (622) | Slovenian Academy of Sciences and Arts * | SVN | |
| 63 (630) | Mendel University in Brno | CZE | |
| 63 (630) | Timiryazev Institute of Plant Physiology Russian Academy of Sciences | RUS | |
| 65 (632) | Papanin Institute for Biology of Inland Waters Russian Academy of Sciences | RUS | |
| 66 (637) | Nature Research Centre | LTU | |
| 67 (638) | Jozef Stefan Institute | SVN | |
| 68 (640) | Tomsk State University | RUS | |
| 69 (655) | Far Eastern Federal University | RUS | |
| 70 (668) | Irkutsk State University | RUS | |
| 71 (678) | V.I. Il'ichev Pacific Oceanological Institute Russian Academy of Sciences | RUS | |
| 72 (679) | Pacific Institute of Geography Russian Academy of Sciences | RUS | |
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