Endangered species; Birds; Birds of prey; Captive breeding; Reintroduction; Raptors;
1976, (41 FR 187). Long recognized as a vanishing species (Cooper 1890, Koford 1953, Wilbur 1978), the California condor remains one ofthe world’s rarest and most imperiled vertebrate species. Despite intensive conservation...
Alaska Maritime National Wildlife Refuge; AMNWR; Birds; Coastal environments; Islands; biology; work of the refuge; Aleutians; Aleutian Islands; Marine birds
Work of the Service; Marine birds;birds; Coastal environments; Cliffs; Islands;
2006, Castle Rock, Shumagin Alaska Maritime National Wildlife Refuge; AMNWR; Birds; Coastal environments; Islands; Biology; work of the refuge; Shumigans; Alaska Peninsula; Marine birds
Alaska Maritime National Wildlife Refuge; AMNWR; Birds; Marine birds; Coastal environments; Islands; Biology; work of the refuge; Aleutians; Aleutian Islands; Delarof Islands
2006, U.S. Fish and Wildlife Service biologistsclimb the cliffs of Ulak Island searching for seabird burrows. Information gathered is used in determining the health of particular bird species in the refuge