USGS Alaska Science Center and Alaska Volcano Observatory office
USGS Alaska Science Center and Alaska Volcano Observatory officeUSGS Alaska Science Center and Alaska Volcano Observatory Grace Hall office
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Browse images from a wide range of science topics covered by USGS. All items in this gallery are considered public domain unless otherwise noted.
USGS Alaska Science Center and Alaska Volcano Observatory Grace Hall office
USGS Alaska Science Center and Alaska Volcano Observatory Grace Hall office
Sheridan River bridge
Montana River sonar on a bridge
Montana River sonar on a bridge
Tanana River pier at Nenana
Tanana River pier at Nenana
Tanana River bridge at Nenana
Tanana River bridge at Nenana
Northern Hawk Owl on a building in Juneau, Alaska.
Northern Hawk Owl on a building in Juneau, Alaska.
Northern Hawk Owl in a tree in Juneau, Alaska.
Northern Hawk Owl in a tree in Juneau, Alaska.
Bridge crossing over Toklat River
Bridge crossing over Toklat River
View of Toklat River from a bridge
View of Toklat River from a bridge
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.
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.
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.
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.
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.
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.
Great Gray Owl on a fence post in Peace River, Alberta, Canada. This species of owl is present in Alaska also.
Great Gray Owl on a fence post in Peace River, Alberta, Canada. This species of owl is present in Alaska also.
Closer view of Great Gray Owl on a fence post in Peace River, Alberta, Canada.
Closer view of Great Gray Owl on a fence post in Peace River, Alberta, Canada.
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
Mayumi Arimitsu lowering the instrument to measure oceanographic data from the R/V Alaskan Gyre
Mayumi Arimitsu lowering the CTD equipment into the water.
Mayumi Arimitsu lowering the CTD equipment into the water.