| # | User | Observations Count |
|---|---|---|
| 1 | Милош Поповић | 36010 |
| 2 | Ivan Tot | 19702 |
| 3 | Иван Меденица | 18017 |
| 4 | Denis Ćoso | 14184 |
| 5 | Mihailo Vujić | 5828 |
| 6 | Jozef Dozsai | 5470 |
| 7 | Miroslav Miljević | 5247 |
| 8 | Аца Ђурђевић | 4749 |
| 9 | Zoran Gavrilović | 4288 |
| 10 | Rudi Verovnik | 4236 |
| # | Curator | Identifications Count |
|---|---|---|
| 1 | Милош Поповић | 2255 |
| 2 | Jozef Dozsai | 2148 |
| 3 | Иван Меденица | 540 |
| 4 | Srđan Stanojević | 530 |
| 5 | Slobodan Ivkovic | 347 |
| 6 | Jelena Šeat | 291 |
| 7 | Irena Raca | 234 |
| 8 | Denis Ćoso | 190 |
| 9 | Аца Ђурђевић | 169 |
| 10 | Ана Голубовић | 153 |
| Group | Observations Count |
|---|---|
| Vertebrates | |
| Snakes | 936 |
| Lizards | 2433 |
| Turtles | 1103 |
| Frogs | 1275 |
| Tailed amphibians | 280 |
| Birds | 24392 |
| Insects | |
| Butterflies | 136819 |
| Dragonflies | 4560 |
| True bugs | 2728 |
| Grasshoppers, locusts and crickets | 4935 |
| Moths | 3309 |
| Beetles | 6262 |
| Decapods | |
| Crayfish | 143 |
| Fungi | |
| Sac fungi | 119 |
| Higher fungi | 1665 |
| Zygote fungi | 3 |
| Chytrids | 0 |
| Chromista | 0 |
| Protozoans | 15 |
| Lichen | 42 |
| Plants | |
| Mosses | 92 |
| Lycopods | 1 |
| Horsetails | 26 |
| Ferns | 130 |
| Gymnosperms | 130 |
| Flowering plants | 8848 |
| Charophytes | 1 |
| Year | Observations Count |
|---|---|
| 2021 | 5386 |
| 2020 | 25116 |
| 2019 | 23560 |
| 2018 | 33780 |
| 2017 | 15406 |
| 2016 | 15760 |
| 2015 | 12075 |
| 2014 | 9031 |
| 2013 | 6093 |
| 2012 | 7620 |