Data Zone
The site was identified as important in 1994 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.
Populations meeting IBA criteria ('trigger species'):| Species | Current IUCN Red List Category | Season | Year(s) | Population estimate at site | IBA criteria met |
|---|---|---|---|---|---|
| White-headed Duck Oxyura leucocephala | EN | winter | 1988 | 173 individuals | A1, A4i, B1i, B2 |
| Greylag Goose Anser anser | LC | winter | 1977-1992 | 950-7,859 individuals | A4i, B1i |
| Lesser White-fronted Goose Anser erythropus | VU | winter | 1975 | 21-37 individuals | A1 |
| Common Shelduck Tadorna tadorna | LC | winter | 1977-1992 | 400-1,388 individuals | A4i, B1i |
| Ruddy Shelduck Tadorna ferruginea | LC | winter | 1977-1992 | 26-750 individuals | A4i, B1i |
| Marbled Teal Marmaronetta angustirostris | NT | breeding | 1974 | 15-20 breeding pairs | A1, A4i, B1i, B2 |
| Marbled Teal Marmaronetta angustirostris | NT | winter | 1977 | 1,000 individuals | A1, A4i, B1i |
| Gadwall Mareca strepera | LC | winter | 1977-1992 | 350-1,915 individuals | A4i, B1i |
| Eurasian Wigeon Mareca penelope | LC | winter | 1977-1992 | 2,300-8,070 individuals | A4i, B1i |
| Mallard Anas platyrhynchos | LC | winter | 1977-1992 | 1,260-8,000 individuals | A4i, B1i |
| Northern Pintail Anas acuta | LC | winter | 1977-1992 | 3,750-12,000 individuals | A4i, B1i |
| Eurasian Spoonbill Platalea leucorodia | LC | winter | 1970-1977 | 278 individuals | B1i |
| Grey Heron Ardea cinerea | LC | winter | 1970-1977 | 582 individuals | B1i |
| Great White Egret Ardea alba | LC | winter | 1970-1977 | 351 individuals | B1i |
| Great Cormorant Phalacrocorax carbo | LC | winter | 1970-1977 | 3,060 individuals | A4i, B1i |
| Pied Avocet Recurvirostra avosetta | LC | winter | 1970-1977 | 300 individuals | A4i, B1i |
| Black-tailed Godwit Limosa limosa | NT | winter | 1970-1977 | 250 individuals | B1i |
| Caspian Gull Larus cachinnans | LC | winter | 1987-1992 | 2,500 individuals | B1i |
| Little Tern Sternula albifrons | LC | breeding | 1977 | 40 breeding pairs | B1i |
| A4iii Species group - waterbirds | n/a | winter | 1977 | 20,000 individuals | A4iii |
The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (1994).
| Protected area (PA) | PA designation | PA area (ha) | Relationship of PA with IBA | Overlap of PA with IBA (ha) |
|---|---|---|---|---|
| Heleh | Protected Area | 41,642 | is identical to site | 41,642 |
| Habitat (IUCN level 1) | Habitat detail | Extent (% of site) |
|---|---|---|
| Marine Coastal/Supratidal | - | |
| Marine Intertidal | - | |
| Desert | - | |
| Marine Neritic | - |
| Land-use | Extent (% of site) |
|---|---|
| nature conservation and research | - |
Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Hilleh Protected Area. Downloaded from
http://datazone.birdlife.org/site/factsheet/hilleh-protected-area-iba-iran-islamic-republic-of on 26/09/2023.
