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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.

Filter Total Items: 1610
Orange river on a brown landscape and snowy mountains in the background.
An orange tributary of the Kugururok River, Noatak National Preserve in Alaska
An orange tributary of the Kugururok River, Noatak National Preserve in Alaska
An orange tributary of the Kugururok River, Noatak National Preserve in Alaska

Orange streams are increasingly common in the Brooks Range of northern Alaska. The orange stream color reflects oxidized iron, but also often indicates elevated heavy metal concentrations. Our ongoing study aims to document these occurrences and the timing of their onset.

Orange streams are increasingly common in the Brooks Range of northern Alaska. The orange stream color reflects oxidized iron, but also often indicates elevated heavy metal concentrations. Our ongoing study aims to document these occurrences and the timing of their onset.

 Map of St. Mathhew Island in blue. Alaska, Russia, and St. Lawence Island in black. North degrees on left and West on bottom
Bird Survey Map Matthew Island, Alaska
Bird Survey Map Matthew Island, Alaska
Bird Survey Map Matthew Island, Alaska

This map shows all available marine bird survey data from the North Pacific Pelagic Seabird Database (NPPSD) around St.

This map shows all available marine bird survey data from the North Pacific Pelagic Seabird Database (NPPSD) around St.

two trucks carrying equipment drive down road to set up buoys at lake in Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

R/V Lutris and the OBS are towed to the Upper Skilak Campground boat launch. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

R/V Lutris and the OBS are towed to the Upper Skilak Campground boat launch. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

A boat floats in bight blue lake with snow covered mountains in the background
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Skilak Lake, Alaska. A team of USGS scientists, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, are aiming to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Skilak Lake, Alaska. A team of USGS scientists, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, are aiming to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

two people in red dry suits stand next to seismic equipment
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Hannah Brewer (WHOI), Peter Haeussler (USGS), and Tim Kane (WHOI) preparing the OBS float rig at the Upper Skilak Campground parking lot.

truck deploys boat into lake with seismic equipment
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Peter Haeussler (USGS), Brian Andrews (USGS), Hannah Brewer (WHOI), and Tim Kane (WHOI) prepare to launch the OBS float rig at the Upper Skilak Campground Boat Ramp. R/V Lutris (background) was used to tow the rig to the deployment sites.

Peter Haeussler (USGS), Brian Andrews (USGS), Hannah Brewer (WHOI), and Tim Kane (WHOI) prepare to launch the OBS float rig at the Upper Skilak Campground Boat Ramp. R/V Lutris (background) was used to tow the rig to the deployment sites.

Two people maneuvering inflatable boat in lake with mountains and sky in background
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Brian Andrews (USGS) and Rob Witter (USGS) transfer an electronics and battery box to shore for a land station. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Brian Andrews (USGS) and Rob Witter (USGS) transfer an electronics and battery box to shore for a land station. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Side profile of man on boat in the middle of a lake with snowcapped mountains and sky in the background
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Tim Kane (WHOI) on Skilak Lake, Alaska during field work with USGS to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska. In May 2024, they deployed two seismographs on the bottom of the lake and eight seismographs on land around the lake. Each instrument will collect data there for about 1 year. 

Tim Kane (WHOI) on Skilak Lake, Alaska during field work with USGS to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska. In May 2024, they deployed two seismographs on the bottom of the lake and eight seismographs on land around the lake. Each instrument will collect data there for about 1 year. 

yellow boat is towed behind bigger boat in blue lake and mountains in background
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

The OBS is deployed from the float rig on Skilak Lake. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

The OBS is deployed from the float rig on Skilak Lake. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

landscape of lake and boats. small yellow boat is being launched into lake where larger silver boat will tow it
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

A team of USGS scientists, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, are aiming to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska. In May 2024, they deployed two seismographs on the bottom of the lake and eight seismographs on land around the lake.

A team of USGS scientists, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, are aiming to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska. In May 2024, they deployed two seismographs on the bottom of the lake and eight seismographs on land around the lake.

Two boats sit in a lake with snow capped mountains in the background
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Skilak Lake, Alaska. A team of USGS scientists, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, are aiming to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Skilak Lake, Alaska. A team of USGS scientists, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, are aiming to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

two people stand on rocky beach while boat floats in lake
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Hannah Brewer (WHOI) pulling in the R/V Lutris on Skilak Lake, Alaska. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Hannah Brewer (WHOI) pulling in the R/V Lutris on Skilak Lake, Alaska. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

two people in red dry suits prepare buoys on yellow float
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Hannah Brewer (WHOI) and Tim Kane (WHOI) prepare to deploy an OBS on Skilak Lake. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Hannah Brewer (WHOI) and Tim Kane (WHOI) prepare to deploy an OBS on Skilak Lake. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

boat sits on lake with large mountains in the background
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Skilak Lake, Alaska. A team of USGS scientists, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, are aiming to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Skilak Lake, Alaska. A team of USGS scientists, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, are aiming to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Three people stand around sensor in hole in the ground. One of the three people is holding a shovel next to the sensor
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Installation of a post-hole seismometer. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Installation of a post-hole seismometer. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

person in green jacket and woman in red drysuit prep equipment towed by car to be put into lake
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Peter Haeussler (USGS), Brian Andrews (USGS), Hannah Brewer (WHOI), and Tim Kane (WHOI) prepare to launch the OBS float rig at the Upper Skilak Campground Boat Ramp. R/V Lutris (background) was used to tow the rig to the deployment sites.

Peter Haeussler (USGS), Brian Andrews (USGS), Hannah Brewer (WHOI), and Tim Kane (WHOI) prepare to launch the OBS float rig at the Upper Skilak Campground Boat Ramp. R/V Lutris (background) was used to tow the rig to the deployment sites.

scientists stand around yellow boat and red buoys on boat launch
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Peter Haeussler (USGS), Brian Andrews (USGS), Hannah Brewer (WHOI), Rob Witter (USGS), and Tim Kane (WHOI) prepare to launch the OBS float rig at the Upper Skilak Campground Boat Ramp. R/V Lutris (background) was used to tow the rig to the deployment sites.

Peter Haeussler (USGS), Brian Andrews (USGS), Hannah Brewer (WHOI), Rob Witter (USGS), and Tim Kane (WHOI) prepare to launch the OBS float rig at the Upper Skilak Campground Boat Ramp. R/V Lutris (background) was used to tow the rig to the deployment sites.

three people carry equipment from small boat to larger boat in lake
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Pulling in R/V Lutris on Skilak Lake, Alaska. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Pulling in R/V Lutris on Skilak Lake, Alaska. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

a group of people launch yellow boat from boat ramp
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Peter Haeussler (USGS), Brian Andrews (USGS), Hannah Brewer (WHOI), Rob Witter (USGS) and Tim Kane (WHOI) prepare to launch the OBS float rig at the Upper Skilak Campground Boat Ramp. R/V Lutris (background) was used to tow the rig to the deployment sites.

Peter Haeussler (USGS), Brian Andrews (USGS), Hannah Brewer (WHOI), Rob Witter (USGS) and Tim Kane (WHOI) prepare to launch the OBS float rig at the Upper Skilak Campground Boat Ramp. R/V Lutris (background) was used to tow the rig to the deployment sites.

landscape image of snowcapped mountains in background with lake and trees in foreground
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Skilak Lake, Alaska. A team of USGS scientists, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, are aiming to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Skilak Lake, Alaska. A team of USGS scientists, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, are aiming to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

man and dog sit in boat cabin
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Peter Haeussler (USGS) during the USGS and WHOI collaboration to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska. In May 2024, they deployed two seismographs on the bottom of the lake and eight seismographs on land around the lake. Each instrument will collect data there for about 1 year. 

Peter Haeussler (USGS) during the USGS and WHOI collaboration to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska. In May 2024, they deployed two seismographs on the bottom of the lake and eight seismographs on land around the lake. Each instrument will collect data there for about 1 year. 

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