A Pacific Loon swimming in a small lake on the Colville River delta.
Images
Browse images from a wide range of science topics covered by USGS. All items in this gallery are considered public domain unless otherwise noted.
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Pacific Loon swimming in a small lake near the Colville River, Alaska
A Pacific Loon swimming in a small lake on the Colville River delta.
Snow Goose near the Colville River, northern Alaska
Snow Goose near the Colville River, northern Alaska.
Snow Goose near the Colville River, northern Alaska.
A smoke plume from a wildland fire Kenai National Wildlife Refuge
A smoke plume from a wildland fire rises above a spruce stand in the Kenai National Wildlife Refuge, AK
A smoke plume from a wildland fire rises above a spruce stand in the Kenai National Wildlife Refuge, AK
Meanders on the Agashashok River
Meanders on the Agashashok River
A tributary at the Agashashok River Watershed
A tributary at the arctic-boreal transition in the Agashashok River Watershed
A tributary at the arctic-boreal transition in the Agashashok River Watershed
Semipalmated Sandpiper on the Colville River Delta, Alaska
A Semipalmated Sandpiper on the bow of a boat on the Colville River Delta in northern Alaska. This picture was taken during the Changing Arctic Ecosytems project. The band recoveries of this species were from as far away as Peru. These birds are only about 25 grams a piece.
A Semipalmated Sandpiper on the bow of a boat on the Colville River Delta in northern Alaska. This picture was taken during the Changing Arctic Ecosytems project. The band recoveries of this species were from as far away as Peru. These birds are only about 25 grams a piece.
Adult male Bluethroat with bands on the Seward Peninsula, Alaska
Adult male Bluethroat with bands on the Seward Peninsula in Alaska.
Adult male Bluethroat with bands on the Seward Peninsula in Alaska.
Pacific Loon take off
A Pacific Loon taking off from a small lake near the Colville River Delta in northern Alaska.
A Pacific Loon taking off from a small lake near the Colville River Delta in northern Alaska.
Two Black Brant in a wetland near the Colville River Delta
Two Black Brant in a wetland near the Colville River Delta.
Two Black Brant in a wetland near the Colville River Delta.
Canada Goose on the Colville River Delta
Canada Goose on the Colville River Delta
Canada Goose on the Colville River Delta
Snow geese and Black Brant fight over nesting territories
Two snow geese and a single black brant goose fight over nesting territories on the Colville River Delta in Alaska.
Two snow geese and a single black brant goose fight over nesting territories on the Colville River Delta in Alaska.
Assessing the severity of the Funny River fire on the Kenai Peninsula
Pre- and post-fire measurements of fire effects help ecologists, fire scientists, and managers determine how the severity of wildfires affects plants, animal habitat, and ecosystem services.
Pre- and post-fire measurements of fire effects help ecologists, fire scientists, and managers determine how the severity of wildfires affects plants, animal habitat, and ecosystem services.
Reburns are becoming more common in many parts of Alaska
Reburns, or fires that burn more frequently than expected, are becoming more common in Alaska and can cause major changes in vegetation composition, wildlife habitat, and landscape resilience
Reburns, or fires that burn more frequently than expected, are becoming more common in Alaska and can cause major changes in vegetation composition, wildlife habitat, and landscape resilience
Black Brant flying near the Colville River, northern Alaska
Black Brant flying near the Colville River, northern Alaska.
Black Brant flying near the Colville River, northern Alaska.
The top of Tusuk Channel on the Pilgrim River
Near the top of the Tusuk Channel of the Pilgrim River.
Near the top of the Tusuk Channel of the Pilgrim River.
Fire effects monitoring after the Funny River Fire, Kenai Peninsula AK
Pre- and post-fire measurements of fire effects help ecologists, fire scientists, and managers determine how the severity of wildfires affects plants, animal habitat, and ecosystem services
Pre- and post-fire measurements of fire effects help ecologists, fire scientists, and managers determine how the severity of wildfires affects plants, animal habitat, and ecosystem services
Scientists collecting snow core sample on Sperry Glacier in Glacier National Park, Montana
Scientists collecting snow core samples on Sperry Glacier in Glacier National Park, Montana.
Scientists collecting snow core samples on Sperry Glacier in Glacier National Park, Montana.
Salcha River bridge near Salchaket
Salcha River bridge near Salchaket
Nenana River sonar top near Windy
Nenana River sonar top near Windy
Karyn Rode examines a polar bear in the Chukchi Sea
Karyn Rode examines a polar bear in the Chukchi Sea in April of 2015. On sea ice off the northwest coast of Alaska in the Chukchi Sea.
Karyn Rode examines a polar bear in the Chukchi Sea in April of 2015. On sea ice off the northwest coast of Alaska in the Chukchi Sea.
Researchers use ground penetrating radar
Researchers use ground penetrating radar to determine the depth of the snow on Wolverine Glacier in Alaska.
Researchers use ground penetrating radar to determine the depth of the snow on Wolverine Glacier in Alaska.