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The site was identified as important in 2004 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
King Eider Somateria spectabilis	LC	breeding	1998	uncommon	A3
Grey Plover Pluvialis squatarola	VU	breeding	1998	frequent	A3
Pacific Golden Plover Pluvialis fulva	LC	breeding	1998	frequent	A3
Ruddy Turnstone Arenaria interpres	NT	breeding	1998	rare	A3
Temminck's Stint Calidris temminckii	LC	breeding	1998	frequent	A3
Dunlin Calidris alpina	NT	breeding	1998	uncommon	A3
Little Stint Calidris minuta	LC	breeding	1998	frequent	A3
Red Phalarope Phalaropus fulicarius	LC	breeding	1998	frequent	A3
Black-legged Kittiwake Rissa tridactyla	VU	breeding	1990	30,000-40,000 individuals	A4i
Glaucous Gull Larus hyperboreus	LC	breeding	1998	abundant	A3
Arctic Tern Sterna paradisaea	LC	breeding	1998	uncommon	A3
Long-tailed Jaeger Stercorarius longicaudus	LC	breeding	1998	uncommon	A3
Snowy Owl Bubo scandiacus	VU	breeding	1998	common	A3
Lapland Longspur Calcarius lapponicus	LC	breeding	1998	frequent	A3
Snow Bunting Plectrophenax nivalis	LC	breeding	1998	common	A3
A4iii Species group - seabirds	n/a	breeding	1998	60,000-70,000 individuals	A4iii

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2004) may differ.

Year	Protected Area	Designation	% overlap with IBA
1995	Terpej-Tumus	Resource Reserve	100

Habitat1	Habitat detail	% of IBA
Grassland	Tundra	major (>10)
Marine Coastal/Supratidal		-
Wetlands (inland)		-

1. IUCN Habitat classification.

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Preobrazheniya island (Russia (Asian)). Downloaded from https://datazone.birdlife.org/site/factsheet/preobrazheniya-island-iba-russia-(asian) on 22/11/2024.