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Location USA, Alaska
Central coordinates 147o 18.91' West  60o 31.94' North
IBA criteria A4i, A4ii
Area 977,467 ha
Altitude
Year of IBA assessment 2012

Audubon



Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Harlequin Duck Histrionicus histrionicus breeding  1974-2009  34,600 individuals  A4i  Least Concern 
Harlequin Duck Histrionicus histrionicus non-breeding  1974-2009  54,420 individuals  A4i  Least Concern 
Melanitta nigra non-breeding  1974-2009  10,029 individuals  A4i  Not Recognised 
Surf Scoter Melanitta perspicillata non-breeding  1974-2009  19,777 individuals  A4i  Least Concern 
Melanitta fusca non-breeding  1974-2009  7,565 individuals  A4i  Not Recognised 
Common Goldeneye Bucephala clangula non-breeding  1974-2009  12,753 individuals  A4i  Least Concern 
Barrow's Goldeneye Bucephala islandica non-breeding  1974-2009  76,131 individuals  A4i  Least Concern 
Red-breasted Merganser Mergus serrator non-breeding  1974-2009  5,213 individuals  A4i  Least Concern 
Red-necked Grebe Podiceps grisegena non-breeding  1974-2009  3,679 individuals  A4i  Least Concern 
Horned Grebe Podiceps auritus non-breeding  1974-2009  5,600 individuals  A4i  Least Concern 
Pelagic Cormorant Phalacrocorax pelagicus breeding  1974-2009  1,034 individuals  A4i  Least Concern 
Pelagic Cormorant Phalacrocorax pelagicus non-breeding  1974-2009  7,984 individuals  A4i  Least Concern 
Mew Gull Larus canus breeding  1974-2009  6,497 individuals  A4i  Least Concern 
Mew Gull Larus canus non-breeding  1974-2009  7,130 individuals  A4i  Least Concern 
Glaucous-winged Gull Larus glaucescens non-breeding  1974-2009  14,213 individuals  A4i  Least Concern 
Glaucous-winged Gull Larus glaucescens breeding  1974-2009  30,945 individuals  A4i  Least Concern 
Black-legged Kittiwake Rissa tridactyla breeding  1974-2009  87,188 individuals  A4i  Least Concern 
Arctic Tern Sterna paradisaea breeding  1974-2009  10,547 individuals  A4i  Least Concern 
Kittlitz's Murrelet Brachyramphus brevirostris breeding  1974-2009  2,719 individuals  A4ii  Near Threatened 
Pigeon Guillemot Cepphus columba breeding  1974-2009  11,333 individuals  A4ii  Least Concern 
Marbled Murrelet Brachyramphus marmoratus non-breeding  1974-2009  13,851 individuals  A4ii  Endangered 
Marbled Murrelet Brachyramphus marmoratus breeding  1974-2009  52,876 individuals  A4ii  Endangered 
Tufted Puffin Fratercula cirrhata breeding  1974-2009  26,193 individuals  A4ii  Least Concern 

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Prince William Sound. Downloaded from http://www.birdlife.org on 22/11/2014

To provide new information to update this factsheet or to correct any errors, please email BirdLife