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Location USA, Alaska
Central coordinates 145o 3.60' West  60o 18.60' North
IBA criteria A4i
Area 399,000 ha
Altitude 0 - 420m
Year of IBA assessment 2009


Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Trumpeter Swan Cygnus buccinator non-breeding  2004  1,159 individuals  good  A4i  Least Concern 
Western Sandpiper Calidris mauri passage  1993  4,100,000 individuals  good  A4i  Least Concern 
Dunlin Calidris alpina passage  1993  950,000 individuals  good  A4i  Least Concern 
Glaucous-winged Gull Larus glaucescens breeding  1974  11,000 individuals  medium  A4i  Least Concern 

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Copper River Delta. Downloaded from on 26/10/2016

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