Copper River Delta


IBA Criteria

Year of most recent IBA criteria assessment: 2009

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Trumpeter Swan Cygnus buccinator LC non-breeding 2004 1,159 individuals A4i
Dunlin Calidris alpina LC passage 1993 950,000 individuals A4i
Western Sandpiper Calidris mauri LC passage 1993 4,100,000 individuals A4i
Glaucous-winged Gull Larus glaucescens LC breeding 1974 11,000 individuals A4i

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here


IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Kayak Island, State Selection Alaska State Selection 340 protected area contained by site 0
Kayak Island State Marine Park 2,095 protected area contained by site 0
Copper Sands Rna Origional Boundary Research Natural Area 6,458 protected area contained by site 0
Copper Sands Research Natural Area 2,527 protected area contained by site 0
Copper River Delta Megasite Fee Private Conservation Land 64 protected area contained by site 0
Copper River Delta Critical Habitat Area 219,814 protected area overlaps with site 0
Canoe Passage State Marine Park 560 protected area overlaps with site 0
Boswell Bay Beaches State Marine Park 1,233 protected area overlaps with site 0
Alaska Maritime National Wildlife Refuge 2,637,840 protected area is adjacent to site 0


Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Copper River Delta. Downloaded from http://www.birdlife.org on 04/10/2022.