The Shumagin Islands Marine IBA occupies 606,214 acres of pelagic open water habitat. The IBA is located in the Alaska Peninsula Coastal and Shelf ecoregion within the Gulf of Alaska. The centroid of this IBA is 14.3 km from the nearest land.

It Shumagin Islands Marine IBA is owned and managed as: federal-other and state-other, and has the following primary uses: fisheries/aquaculture-other and birdwatching. It is exposed to the following threat types: aquaculture/fisheries, boats, habitat fragmentation, natural events-other, and water pollution

The Shumagin Islands Marine is an IBA for the following species: Parakeet Auklet, Horned Puffin, Sooty Shearwater, Ancient Murrelet, Tufted Puffin, and Fork-tailed Storm-Petrel. It contains an estimated 10,391 Parakeet Auklet (breeding), 196,692 Horned Puffin (breeding), 278,083 Sooty Shearwater (breeding), 34,697 Ancient Murrelet (breeding), 50,367 Tufted Puffin (breeding), and 65,257 Fork-tailed Storm-Petrel (breeding).

Ornithological Summary

Shumagin Islands Marine is an IBA for the following species: Parakeet Auklet, Horned Puffin, Sooty Shearwater, Ancient Murrelet, Tufted Puffin, and Fork-tailed Storm-Petrel. It contains an estimated 10,391 Parakeet Auklet (breeding), 196,692 Horned Puffin (breeding), 278,083 Sooty Shearwater (breeding), 34,697 Ancient Murrelet (breeding), 50,367 Tufted Puffin (breeding), and 65,257 Fork-tailed Storm-Petrel (breeding). These estimates are based on the analysis of 123 non-breeding surveys and 270 breeding surveys. These surveys were conducted between May 25, 1975 and September 17, 2009.

Conservation Issues

The Shumagin Islands Marine IBA is threatened by: aquaculture/fisheries, boats, habitat fragmentation, natural events-other, and water pollution.

Ownership

The Shumagin Islands Marine IBA is owned and managed as: federal-other and state-other.

Habitat

The Shumagin Islands Marine IBA is characterized by the following habitat types: open water. The IBA is located in the Alaska Peninsula Coastal and Shelf ecoregion with the Gulf of Alaska. The average water depth is -100.0 m and ranges from -244.1 m to 0.0 m.

Land Use

The Shumagin Islands Marine IBA is used for: fisheries/aquaculture-other and birdwatching.

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