| # | User | Observations Count |
|---|---|---|
| 1 | Милош Поповић | 33759 |
| 2 | Ivan Tot | 17978 |
| 3 | Иван Меденица | 17949 |
| 4 | Mihailo Vujić | 5185 |
| 5 | Miroslav Miljević | 4285 |
| 6 | Rudi Verovnik | 4235 |
| 7 | Dejan Stojanović | 4068 |
| 8 | Аца Ђурђевић | 4005 |
| 9 | Zoran Gavrilović | 3922 |
| 10 | Vasa Pavković | 3567 |
| # | Curator | Identifications Count |
|---|---|---|
| 1 | Милош Поповић | 1937 |
| 2 | Jozef Dozsai | 677 |
| 3 | Slobodan Ivkovic | 300 |
| 4 | Srđan Stanojević | 298 |
| 5 | Irena Raca | 196 |
| 6 | Jelena Šeat | 189 |
| 7 | Ана Голубовић | 154 |
| 8 | Аца Ђурђевић | 114 |
| 9 | Ivan Tot | 108 |
| 10 | Marko Maričić | 67 |
| Group | Observations Count |
|---|---|
| Vertebrates | |
| Snakes | 794 |
| Lizards | 2105 |
| Turtles | 1048 |
| Frogs | 1179 |
| Tailed amphibians | 219 |
| Birds | 18513 |
| Insects | |
| Butterflies | 116557 |
| Dragonflies | 4321 |
| True bugs | 979 |
| Grasshoppers, locusts and crickets | 4593 |
| Moths | 1740 |
| Decapods | |
| Crayfish | 150 |
| Fungi | |
| Sac fungi | 113 |
| Higher fungi | 1246 |
| Zygote fungi | 3 |
| Chytrids | 0 |
| Chromista | 0 |
| Protozoans | 8 |
| Plants | |
| Mosses | 29 |
| Lycopods | 1 |
| Horsetails | 23 |
| Ferns | 89 |
| Gymnosperms | 64 |
| Flowering plants | 6004 |
| Year | Observations Count |
|---|---|
| 2020 | 12659 |
| 2019 | 22389 |
| 2018 | 28355 |
| 2017 | 12002 |
| 2016 | 14206 |
| 2015 | 11394 |
| 2014 | 8671 |
| 2013 | 5871 |
| 2012 | 7196 |
| 2011 | 6966 |