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The site was identified as internationally important for bird conservation in 2016 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
Long-tailed Duck Clangula hyemalis	VU	passage (2000)	min 54,000 birds	A1, A4i
Long-tailed Duck Clangula hyemalis	VU	winter (2007)	min 10,000 birds	A1
Steller's Eider Polysticta stelleri	VU	passage (1990–1999)	1,000–2,000 birds	A1, A4i
Pelagic Cormorant Urile pelagicus	LC	breeding (2008)	min 2,092 birds	A4i
Black-headed Gull Larus ridibundus	LC	breeding (1991)	22,000 pairs	A4i
Slaty-backed Gull Larus schistisagus	LC	breeding (2008)	min 5,534 birds	A4i
Tufted Puffin Fratercula cirrhata	LC	breeding (2008)	min 76,924 birds	A4ii
Ancient Murrelet Synthliboramphus antiquus	LC	breeding (2008)	min 85,256 birds	A4ii
Steller's Sea-eagle Haliaeetus pelagicus	VU	resident (2004)	present	A1
A4iii Species group - seabirds	n/a	breeding (2008)	170,000 birds	A4iii
A4iii Species group - waterbirds	n/a	breeding (1991)	min 66,000 birds	A4iii

Year	Protected Area	Designation (management category)	% coverage of IBA
-	Khlamovitskiy	Zakaznik (IV)	<1

Habitat	% of IBA	Habitat detail
Marine Neritic	major (>10)
Forest	-	Forest steppe (temperate/boreal)
Grassland	-	Edaphic grassland
Marine Coastal/Supratidal	-
Marine Intertidal	-
Wetlands (inland)	-	Freshwater lakes and pools; Permanent swamps

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Avachinskaya Bay and Starichkov Island (Russia (Asian)). Downloaded from https://datazone.birdlife.org/site/factsheet/avachinskaya-bay-and-starichkov-island-iba-russia-(asian) on 23/12/2024.