Wildlife & Habitat

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Yukon Delta National Wildlife Refuge was established to conserve fish and wildlife populations and habitats in their natural diversity, including, but not limited to shorebirds, seabirds, tundra swans, emperor, white-fronted and Cackling Geese, black brant and other migratory birds, salmon, muskox, and marine mammals; to fulfill treaty obligations; to provide the opportunity for continued subsistence uses; and to ensure water quality and necessary water quantity.

  • Mammals

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    From migrating herds of moose and caribou to the elusive tundra shrew, the refuge supports a diverse assemblage of 50 species of mammals.

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  • Birds

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    Yukon Delta NWR is renowned for the millions of waterfowl and shorebirds that migrate from across the globe to breed on the delta, but it is also home to numerous other species of rare and exciting birds.

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  • Fish

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    The rivers, streams and tributaries provide abundant spawning habitat for all five species of Pacific salmon as well as for at least 35 other species of fish.

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  • Wildlands

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    Yukon Delta NWR is one of the largest refuges in the nation covering a vast 22 million acres. It encompasses an extensive array of nearly unaltered habitats including both the Andreafsky and Nunivak Wilderness areas, a thriving delta with extensive tundra and wetlands interspersed by countless waterbodies, hills and mountains that rise up to 3,000 feet in elevation, and volcanic islands bounded by rocky bluffs and soaring sand dunes.

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