Current view: Data table and detailed info
The site was identified as internationally important for bird conservation 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 List |
Season (year/s of estimate) |
Size |
IBA criteria |
| Daurian Partridge Perdix dauurica |
LC |
breeding (2012) |
4,400–6,800 pairs |
A3 |
| Swan Goose Anser cygnoid |
EN |
breeding (2012) |
5–8 pairs |
A1 |
| Siberian Crane Leucogeranus leucogeranus |
CR |
non-breeding (2012) |
2 birds |
A1 |
| Demoiselle Crane Anthropoides virgo |
LC |
breeding (1990–2012) |
200–1,500 pairs |
A3, A4i |
| White-naped Crane Grus vipio |
VU |
breeding (2012) |
7–10 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 pairs |
A3 |
| Saker Falcon Falco cherrug |
EN |
breeding (2012) |
5–10 pairs |
A1 |
| Mongolian Lark Melanocorypha mongolica |
LC |
breeding (2012) |
92,000–123,000 pairs |
A3 |
| Blyth's Pipit Anthus godlewskii |
LC |
breeding (2012) |
34,000–53,000 pairs |
A3 |
| Yellow-breasted Bunting Emberiza aureola |
CR |
breeding (2013) |
35–76 pairs |
A1 |
| A4iii Species group - waterbirds |
n/a |
passage (1990–2012) |
4,000–130,000 birds |
A4iii |
| Habitat |
% of IBA |
Habitat detail |
| Forest |
50 |
|
| Grassland |
30 |
Steppe |
| Wetlands (inland) |
15 |
|
| Artificial/Terrestrial |
5 |
Arable land |
| 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 23/12/2024.
