Data Zone
The site was identified as important in 2013 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.
Populations meeting IBA criteria ('trigger species') at the site:| Species | Red List1 | Season | Year(s) | Size | IBA criteria |
|---|---|---|---|---|---|
| Daurian Partridge Perdix dauurica | LC | breeding | 2012 | 4,400-6,800 breeding pairs | A3 |
| Swan Goose Anser cygnoid | EN | breeding | 2012 | 5-8 breeding pairs | A1 |
| Siberian Crane Leucogeranus leucogeranus | CR | non-breeding | 2012 | 2 individuals | A1 |
| Demoiselle Crane Anthropoides virgo | LC | breeding | 1990-2012 | 200-1,500 breeding pairs | A3, A4i |
| White-naped Crane Grus vipio | VU | breeding | 2012 | 7-10 breeding pairs | A1, A3, A4i |
| Great Bustard Otis tarda | EN | breeding | 2012 | 30-50 females | A1, A3 |
| Steppe Eagle Aquila nipalensis | EN | breeding | 2012 | 5-12 breeding pairs | A3 |
| Saker Falcon Falco cherrug | EN | breeding | 2012 | 5-10 breeding pairs | A1 |
| Mongolian Lark Melanocorypha mongolica | LC | breeding | 2012 | 92,000-123,000 breeding pairs | A3 |
| Blyth's Pipit Anthus godlewskii | LC | breeding | 2012 | 34,000-53,000 breeding pairs | A3 |
| Yellow-breasted Bunting Emberiza aureola | CR | breeding | 2013 | 35-76 breeding pairs | A1 |
| A4iii Species group - waterbirds | n/a | passage | 1990-2012 | 4,000-130,000 individuals | A4iii |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2013) may differ.
| Year | Protected Area | Designation | % overlap with IBA |
|---|---|---|---|
| - | Mineral'nyi Istochnik Kislyi kljuch | Nature Monument | - |
| - | Ozero Khalanda | Nature Monument | - |
| - | Il'movaya Roscha | Nature Monument | - |
| 2003 | Gornaya Step' | Zakaznik | 1 |
| Habitat1 | Habitat detail | % of IBA |
|---|---|---|
| Forest | 50 | |
| Grassland | Steppe | 30 |
| Wetlands (inland) | 15 | |
| Artificial/Terrestrial | Arable land | 5 |
| Land use | % of IBA |
|---|---|
| forestry | 50 |
| not utilised | 50 |
| agriculture | 25 |
| hunting | 10 |
| nature conservation and research | 1 |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Middle Onon (Russia (Asian)). Downloaded from
https://datazone.birdlife.org/site/factsheet/middle-onon-iba-russia-(asian) on 23/11/2024.