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Alaska Region

USGS in Alaska conducts science for decision-making in five major areas: natural hazards; energy & minerals; water quality, streamflow & ice; wildlife, fish & habitat; and geospatial mapping. The Alaska Regional Office provides management and strategic coordination among the Alaska Science Center, the Volcano Science Center, & other partners operating in AK.

News

Revisiting the 1957 Aleutian Earthquake: New Insights into Tsunami Hazards for Hawaiʻi

Revisiting the 1957 Aleutian Earthquake: New Insights into Tsunami Hazards for Hawaiʻi

USGS makes $4.25 million in Bipartisan Infrastructure Law funds available for critical mineral mapping in Alaska

USGS makes $4.25 million in Bipartisan Infrastructure Law funds available for critical mineral mapping in Alaska

USGS Releases Estimate of Conventional Oil and Gas Resources in North Chukchi Basin

USGS Releases Estimate of Conventional Oil and Gas Resources in North Chukchi Basin

Publications

Direct measurements of firn-density evolution from 2016 to 2022 at Wolverine Glacier, Alaska

Knowledge of snow and firn-density change is needed to use elevation-change measurements to estimate glacier mass change. Additionally, firn-density evolution on glaciers is closely connected to meltwater percolation, refreezing and runoff, which are key processes for glacier mass balance and hydrology. Since 2016, the U.S. Geological Survey Benchmark Glacier Project has recovered firn cores from
Authors
Max Stevens, Louis C. Sass, Caitlyn Florentine, Christopher J. McNeil, Emily Baker, Katherine Eleanore Bollen

Body size and early marine conditions drive changes in Chinook salmon productivity across northern latitude ecosystems

Disentangling the influences of climate change from other stressors affecting the population dynamics of aquatic species is particularly pressing for northern latitude ecosystems, where climate-driven warming is occurring faster than the global average. Chinook salmon (Oncorhynchus tshawytscha) in the Yukon-Kuskokwim (YK) region occupy the northern extent of their species' range and are experienci
Authors
Megan L. Feddern, Rebecca Shaftel, Erik R. Schoen, Curry J. Cunningham, Brendan M. Connors, Benjamin A. Staton, Al von Finster, Zachary Liller, Vanessa R. von Biela, Katherine G. Howard

Facies variation within outcrops of the Triassic Shublik Formation, northeastern Alaska

The Shublik Formation (Middle to Upper Triassic) is a heterogeneous unit that is a major hydrocarbon source rock in northern Alaska and the largest known Triassic phosphate accumulation in the world. This formation, which occurs in the subsurface and crops out within the Arctic Alaska basin, was deposited on a gently sloping ramp along the northwestern Laurentian margin. In this study, we document
Authors
Julie A. Dumoulin, Katherine J. Whidden, William A. Rouse, Christina A. DeVera

Science

Fish and Aquatic Ecology

Fish and aquatic habitats in Alaska support important commercial, sport, and subsistence fisheries and provide forage fish that support wildlife populations. The USGS Alaska Science Center conducts interdisciplinary research to inform local, state, federal, and international policy makers regarding conservation of fish, aquatic species, and their habitats. We work collaboratively with hydrologists...
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Fish and Aquatic Ecology

Fish and aquatic habitats in Alaska support important commercial, sport, and subsistence fisheries and provide forage fish that support wildlife populations. The USGS Alaska Science Center conducts interdisciplinary research to inform local, state, federal, and international policy makers regarding conservation of fish, aquatic species, and their habitats. We work collaboratively with hydrologists...
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Nearshore Fish Surveys in the Beaufort Sea

Nearshore systems provide habitat to a unique community of marine and diadromous (lives in both fresh and saltwater) fish and support high fish abundance.
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Nearshore Fish Surveys in the Beaufort Sea

Nearshore systems provide habitat to a unique community of marine and diadromous (lives in both fresh and saltwater) fish and support high fish abundance.
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Changing Arctic Ecosystems

Arctic regions of Alaska are important for cultural and economic sustainability and host a wide variety of wildlife species, many of which are of conservation and management interest to the U.S. Department of the Interior. The USGS and collaborators provide information about Arctic ecosystems that are used by Arctic residents, management agencies, and industry.
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Changing Arctic Ecosystems

Arctic regions of Alaska are important for cultural and economic sustainability and host a wide variety of wildlife species, many of which are of conservation and management interest to the U.S. Department of the Interior. The USGS and collaborators provide information about Arctic ecosystems that are used by Arctic residents, management agencies, and industry.
Learn More
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