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The site was identified as important in 1998 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 Penguin Aptenodytes patagonicus	LC	breeding	-	220,000 breeding pairs	A4ii
King Penguin Aptenodytes patagonicus	LC	non-breeding	-	512,000 individuals	A4ii
Macaroni Penguin Eudyptes chrysolophus	VU	breeding	-	417,000 breeding pairs	A1, A4ii
Macaroni Penguin Eudyptes chrysolophus	VU	non-breeding	-	990,000 individuals	A1, A4ii
Southern Rockhopper Penguin Eudyptes chrysocome	VU	breeding	-	208,000 breeding pairs	A1, A4ii
Southern Rockhopper Penguin Eudyptes chrysocome	VU	non-breeding	-	490,000 individuals	A1, A4ii
Black-bellied Storm-petrel Fregetta tropica	LC	breeding	-	2,000 breeding pairs	A4ii
Black-bellied Storm-petrel Fregetta tropica	LC	non-breeding	-	2,000 individuals	A4ii
Snowy Albatross Diomedea exulans	VU	breeding	-	3,000 breeding pairs	A1, A4ii
Snowy Albatross Diomedea exulans	VU	non-breeding	-	8,200 individuals	A1, A4ii
Indian Yellow-nosed Albatross Thalassarche carteri	EN	breeding	-	7,000 breeding pairs	A1, A4ii
Indian Yellow-nosed Albatross Thalassarche carteri	EN	non-breeding	-	20,000 individuals	A1, A4ii
Sooty Albatross Phoebetria fusca	EN	breeding	-	2,400 breeding pairs	A1, A4ii
Sooty Albatross Phoebetria fusca	EN	non-breeding	-	5,500 individuals	A1, A4ii
Grey-headed Albatross Thalassarche chrysostoma	EN	breeding	-	8,100 breeding pairs	A1, A4ii
Grey-headed Albatross Thalassarche chrysostoma	EN	non-breeding	-	19,000 individuals	A1, A4ii
Northern Giant Petrel Macronectes halli	LC	breeding	-	590 breeding pairs	A1, A4ii
Northern Giant Petrel Macronectes halli	LC	non-breeding	-	1,400 individuals	A1, A4ii
Southern Giant Petrel Macronectes giganteus	LC	breeding	-	3,310 breeding pairs	A1, A4ii
Southern Giant Petrel Macronectes giganteus	LC	non-breeding	-	8,000 individuals	A1, A4ii
Blue Petrel Halobaena caerulea	LC	breeding	-	200,000 breeding pairs	A4ii
Blue Petrel Halobaena caerulea	LC	non-breeding	-	200,000 individuals	A4ii
MacGillivray's Prion Pachyptila macgillivrayi	CR	breeding	-	200,000 breeding pairs	A4ii
MacGillivray's Prion Pachyptila macgillivrayi	CR	non-breeding	-	200,000 individuals	A4ii
Kerguelen Petrel Aphrodroma brevirostris	LC	breeding	-	20,000 breeding pairs	A4ii
Kerguelen Petrel Aphrodroma brevirostris	LC	non-breeding	-	20,000 individuals	A4ii
Soft-plumaged Petrel Pterodroma mollis	LC	breeding	-	2,000 breeding pairs	A4ii
Soft-plumaged Petrel Pterodroma mollis	LC	non-breeding	-	2,000 individuals	A4ii
Great-winged Petrel Pterodroma macroptera	LC	breeding	-	20,000 breeding pairs	A4ii
Great-winged Petrel Pterodroma macroptera	LC	non-breeding	-	20,000 individuals	A4ii
Grey Petrel Procellaria cinerea	NT	breeding	-	2,000 breeding pairs	A1, A4ii
Grey Petrel Procellaria cinerea	NT	non-breeding	-	2,000 individuals	A1, A4ii
White-chinned Petrel Procellaria aequinoctialis	VU	breeding	-	20,000 breeding pairs	A1, A4ii
White-chinned Petrel Procellaria aequinoctialis	VU	non-breeding	-	20,000 individuals	A1, A4ii
Imperial Shag Leucocarbo atriceps	LC	resident	-	463-961 breeding pairs	A4i
Imperial Shag Leucocarbo atriceps	LC	non-breeding	-	1,050-2,050 individuals	A4i
Black-faced Sheathbill Chionis minor	LC	resident	-	3,270 breeding pairs	A4ii
Black-faced Sheathbill Chionis minor	LC	non-breeding	-	7,000 individuals	A4ii
Kelp Gull Larus dominicanus	LC	breeding	-	230 breeding pairs	A4i
Kelp Gull Larus dominicanus	LC	non-breeding	-	480 individuals	A4i
Antarctic Tern Sterna vittata	LC	breeding	-	50 breeding pairs	A4i
Antarctic Tern Sterna vittata	LC	non-breeding	-	120 individuals	A4i
Kerguelen Tern Sterna virgata	NT	breeding	-	35 breeding pairs	A1, A4i
Kerguelen Tern Sterna virgata	NT	non-breeding	-	90 individuals	A1, A4i
Brown Skua Catharacta antarctica	LC	breeding	-	960 breeding pairs	A4ii
Brown Skua Catharacta antarctica	LC	non-breeding	-	2,150 individuals	A4ii
A4iii Species group - seabirds	n/a	breeding	-	2,500,000-4,999,999 individuals	A4iii
A4iii Species group - seabirds	n/a	non-breeding	-	2,500,000-4,999,999 individuals	A4iii

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (1998) may differ.

Year	Protected Area	Designation	% overlap with IBA
1995	Prince Edward Island Special Nature Reserve	Special Nature Reserve	87
1995	Marion Island	Unknown	13
2007	Prince Edward Islands	Ramsar Site, Wetland of International Importance	92
2013	Prince Edward Island Marine Protected Area	Marine Protected Area	100

Habitat1	Habitat detail	% of IBA
Grassland	Grassland - secondary	-

1. IUCN Habitat classification.

Land use	% of IBA
nature conservation and research	19
water management	6
fisheries/aquaculture	-
tourism/recreation	-

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Prince Edward Islands Special Nature Reserve (South Africa). Downloaded from https://datazone.birdlife.org/site/factsheet/prince-edward-islands-special-nature-reserve-iba-south-africa on 23/11/2024.