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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.

Filter Total Items: 1610
Toklat River and bridge
Bridge over Toklat River
Bridge over Toklat River
Bridge over Toklat River

Bridge crossing over Toklat River

Image: Dan Monson on the Beach with Tagged Walrus Near Pt Lay, AK
Dan Monson on the Beach with Tagged Walrus Near Pt Lay, AK
Dan Monson on the Beach with Tagged Walrus Near Pt Lay, AK
Dan Monson on the Beach with Tagged Walrus Near Pt Lay, AK

Walruses gathered on Alaskan shores of the Chukchi Sea by the tens of thousands in late August and September of 2010 after the last of the sea ice dissipated.

Image: Walrus Calf Looking out From the Group Near Pt Lay, AK
Walrus Calf Looking out From the Group Near Pt Lay, AK
Walrus Calf Looking out From the Group Near Pt Lay, AK
Walrus Calf Looking out From the Group Near Pt Lay, AK

Walruses gathered on Alaskan shores of the Chukchi Sea by the tens of thousands in late August and September of 2010 after the last of the sea ice dissipated.

Walruses gathered on Alaskan shores of the Chukchi Sea by the tens of thousands in late August and September of 2010 after the last of the sea ice dissipated.

Image: Walrus High on the Barrier Island Beaches Near Pt Lay, AK
Walrus High on the Barrier Island Beaches Near Pt Lay, AK
Walrus High on the Barrier Island Beaches Near Pt Lay, AK
Walrus High on the Barrier Island Beaches Near Pt Lay, AK

Walruses gathered on Alaskan shores of the Chukchi Sea by the tens of thousands in late August and September of 2010 after the last of the sea ice dissipated.

Walruses gathered on Alaskan shores of the Chukchi Sea by the tens of thousands in late August and September of 2010 after the last of the sea ice dissipated.

Image: Cow with Her Yearling Calf on the Beach Near Pt. Lay, AK
Cow with Her Yearling Calf on the Beach Near Pt. Lay, AK
Cow with Her Yearling Calf on the Beach Near Pt. Lay, AK
Cow with Her Yearling Calf on the Beach Near Pt. Lay, AK

Walruses gathered on Alaskan shores of the Chukchi Sea by the tens of thousands in late August and September of 2010 after the last of the sea ice dissipated.

Walruses gathered on Alaskan shores of the Chukchi Sea by the tens of thousands in late August and September of 2010 after the last of the sea ice dissipated.

Image: Tony Fischbach on the Beach with Tagged Walrus Near Pt Lay, AK
Tony Fischbach on the Beach with Tagged Walrus Near Pt Lay, AK
Tony Fischbach on the Beach with Tagged Walrus Near Pt Lay, AK
Tony Fischbach on the Beach with Tagged Walrus Near Pt Lay, AK

Walruses gathered on Alaskan shores of the Chukchi Sea by the tens of thousands in late August and September of 2010 after the last of the sea ice dissipated.

Image: Walrus Resting in the Evening Sun Near Pt Lay, AK
Walrus Resting in the Evening Sun Near Pt Lay, AK
Walrus Resting in the Evening Sun Near Pt Lay, AK
Walrus Resting in the Evening Sun Near Pt Lay, AK

Walruses gathered on Alaskan shores of the Chukchi Sea by the tens of thousands in late August and September of 2010 after the last of the sea ice dissipated.

Walruses gathered on Alaskan shores of the Chukchi Sea by the tens of thousands in late August and September of 2010 after the last of the sea ice dissipated.

Large bird on a fence post
Great Gray Owl in Peace River, Alberta, Canada
Great Gray Owl in Peace River, Alberta, Canada
Great Gray Owl in Peace River, Alberta, Canada

Great Gray Owl on a fence post in Peace River, Alberta, Canada. This species of owl is present in Alaska also.

Large bird on a fence post
Closer view of Great Gray Owl in Peace River, Alberta, Canada
Closer view of Great Gray Owl in Peace River, Alberta, Canada
Image: Volcanic Deposits at Okmok
Volcanic Deposits at Okmok
Volcanic Deposits at Okmok
Volcanic Deposits at Okmok

Some of the thick volcanic deposits at Okmok that are being studied to reconstruct the sequence of events during the 2008 eruption.  Photo taken on August 6, 2010 by Dr. Ort.

Some of the thick volcanic deposits at Okmok that are being studied to reconstruct the sequence of events during the 2008 eruption.  Photo taken on August 6, 2010 by Dr. Ort.

Mayumi Arimitsu lowering the instrument to measure oceanographic data from the R/V Alaskan Gyre
Scientist lowering the CTD on the R/V Alaskan Gyre
Scientist lowering the CTD on the R/V Alaskan Gyre
Scientist lowering the CTD on the R/V Alaskan Gyre

Mayumi Arimitsu lowering the instrument to measure oceanographic data from the R/V Alaskan Gyre

Scientist lowering CTD equipment into the water
Scientist lowering CTD equipment into the water
Scientist lowering CTD equipment into the water
Mayumi Arimitsu sorting through fish caught in the mid-water trawl on the R/V Alaskan Gyre
Mayumi Arimitsu sorting forage fish on the R/V Alaskan Gyre
Mayumi Arimitsu sorting forage fish on the R/V Alaskan Gyre
Mayumi Arimitsu sorting forage fish on the R/V Alaskan Gyre

Mayumi Arimitsu sorting through fish caught in the mid-water trawl on the R/V Alaskan Gyre

Scientist emptying the trawl contents in a large bucket in Prince William Sound
Scientist emptying the trawl contents in a large bucket
Scientist emptying the trawl contents in a large bucket
Scientist emptying the trawl contents in a large bucket

Mayumi Arimitsu emptying the trawl contents in a large bucket in Prince William Sound.

Three tents set up at the edge of the tundra on the north slope of Alaska
A north slope camp
A north slope camp
A north slope camp

An enhanced photo of camp on the north slope.

An enhanced photo of camp on the north slope.

Two biologists sorting through invertebrates they collected from a nearby lake on the north slope of Alaska
Sorting through invertebrates from a north slope lake of Alaska
Sorting through invertebrates from a north slope lake of Alaska
Sorting through invertebrates from a north slope lake of Alaska

As part of the Changing Arctic Ecosystem project, two biologists sampling invertebrates near the Chipp River area.

Ice wedge polygons on the north slope of Alaska
Ice wedge polygons on the north slope of Alaska
Ice wedge polygons on the north slope of Alaska
Ice wedge polygons on the north slope of Alaska

Ice wedge polygons near the Chipp River area on the north slope of Alaska

White breasted bird with orange feet, black/brown back, short beak
Ruddy Turnstone
Ruddy Turnstone
Ruddy Turnstone

The avian paramyxovirus is found across the planet, infect wild and domestic birds, and sometimes lead to disease outbreaks, but according to a new study led by the USGS, wild ducks and shorebirds do not appear to carry these viruses, which can lead to Newcastle disease that sickens or kills poultry.

The avian paramyxovirus is found across the planet, infect wild and domestic birds, and sometimes lead to disease outbreaks, but according to a new study led by the USGS, wild ducks and shorebirds do not appear to carry these viruses, which can lead to Newcastle disease that sickens or kills poultry.

Black and white duck with a red bill and orange patch on the face.
Male King Eider
Male King Eider
Male King Eider

King Eiders are well adapted to the frigid climate of the Arctic. These birds feed on mollusks and can reach depths up to 150 meters when diving in the ocean.

King Eiders are well adapted to the frigid climate of the Arctic. These birds feed on mollusks and can reach depths up to 150 meters when diving in the ocean.

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