| # | User | Observations Count |
|---|---|---|
| 1 | Милош Поповић | 58245 |
| 2 | Denis Ćoso | 49884 |
| 3 | Слободан Стевчић | 27043 |
| 4 | Jozef Dozsai | 21280 |
| 5 | Marko Nikolić | 21270 |
| 6 | Ivan Tot | 19673 |
| 7 | Иван Меденица | 18190 |
| 8 | Zoran Gavrilović | 9773 |
| 9 | Milan Ilić | 9388 |
| 10 | Miroslav Miljević | 8924 |
| # | Curator | Identifications Count |
|---|---|---|
| 1 | Jozef Dozsai | 5349 |
| 2 | Милош Поповић | 3884 |
| 3 | Denis Ćoso | 3212 |
| 4 | Slobodan Ivković | 745 |
| 5 | Jelena Šeat | 689 |
| 6 | Toni Koren | 289 |
| 7 | Аца Ђурђевић | 279 |
| 8 | Aleksandra Trajković | 220 |
| 9 | Tamara Tot | 196 |
| 10 | Марко Маричић | 164 |
| Group | Observations Count |
|---|---|
| Vertebrates | |
| Snakes | 1418 |
| Lizards | 4006 |
| Turtles | 1881 |
| Frogs | 2045 |
| Tailed amphibians | 477 |
| Birds | 83763 |
| Mamals | 1317 |
| Fishes | 52 |
| Insects | |
| Butterflies | 214517 |
| Dragonflies | 6989 |
| True bugs | 8517 |
| Grasshoppers, locusts and crickets | 6992 |
| Moths | 17096 |
| Beetles | 31505 |
| Ants | 1236 |
| Bees | 648 |
| Wasps | 1570 |
| Нet-winged insects | 137 |
| Other invertebrates | |
| Crayfish | 164 |
| Mollusca | 279 |
| Fungi | |
| Sac fungi | 340 |
| Higher fungi | 5392 |
| Zygote fungi | 6 |
| Chytrids | 0 |
| Chromista | 7 |
| Protozoans | 57 |
| Lichen | 220 |
| Plants | |
| Mosses | 299 |
| Lycopods | 13 |
| Horsetails | 83 |
| Ferns | 713 |
| Gymnosperms | 380 |
| Flowering plants | 34660 |
| Charophytes | 13 |
| Year | Observations Count |
|---|---|
| 2026 | 20537 |
| 2025 | 26169 |
| 2024 | 30199 |
| 2023 | 30770 |
| 2022 | 28231 |
| 2021 | 27068 |
| 2020 | 27531 |
| 2019 | 27087 |
| 2018 | 40233 |
| 2017 | 20922 |