| # | User | Observations Count |
|---|---|---|
| 1 | Милош Поповић | 39586 |
| 2 | Denis Ćoso | 22713 |
| 3 | Ivan Tot | 19715 |
| 4 | Иван Меденица | 18060 |
| 5 | Jozef Dozsai | 6958 |
| 6 | Аца Ђурђевић | 5924 |
| 7 | Mihailo Vujić | 5841 |
| 8 | Слободан Стевчић | 5827 |
| 9 | Miroslav Miljević | 5247 |
| 10 | Ivan Pančić | 4611 |
| # | Curator | Identifications Count |
|---|---|---|
| 1 | Милош Поповић | 2821 |
| 2 | Jozef Dozsai | 2754 |
| 3 | Denis Ćoso | 887 |
| 4 | Srđan Stanojević | 689 |
| 5 | Иван Меденица | 626 |
| 6 | Jelena Šeat | 454 |
| 7 | Slobodan Ivkovic | 369 |
| 8 | Irena Raca | 265 |
| 9 | Аца Ђурђевић | 235 |
| 10 | Ана Голубовић | 151 |
| Group | Observations Count |
|---|---|
| Vertebrates | |
| Snakes | 1004 |
| Lizards | 2743 |
| Turtles | 1209 |
| Frogs | 1378 |
| Tailed amphibians | 292 |
| Birds | 29583 |
| Insects | |
| Butterflies | 145610 |
| Dragonflies | 5228 |
| True bugs | 3398 |
| Grasshoppers, locusts and crickets | 5126 |
| Moths | 4451 |
| Beetles | 12166 |
| Decapods | |
| Crayfish | 148 |
| Fungi | |
| Sac fungi | 145 |
| Higher fungi | 2201 |
| Zygote fungi | 5 |
| Chytrids | 0 |
| Chromista | 0 |
| Protozoans | 20 |
| Lichen | 53 |
| Plants | |
| Mosses | 100 |
| Lycopods | 3 |
| Horsetails | 30 |
| Ferns | 153 |
| Gymnosperms | 174 |
| Flowering plants | 11323 |
| Charophytes | 2 |
| Year | Observations Count |
|---|---|
| 2021 | 23281 |
| 2020 | 26496 |
| 2019 | 24639 |
| 2018 | 35220 |
| 2017 | 15492 |
| 2016 | 17934 |
| 2015 | 12092 |
| 2014 | 9055 |
| 2013 | 6146 |
| 2012 | 7657 |