Mayumi Arimitsu lowering the CTD equipment into the water.
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Scientist lowering CTD equipment into the water
Mayumi Arimitsu lowering the CTD equipment into the water.
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
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
Mayumi Arimitsu emptying the trawl contents in a large bucket in Prince William Sound.
Mayumi Arimitsu emptying the trawl contents in a large bucket in Prince William Sound.
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.
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 near the Chipp River area on the north slope of Alaska
Ice wedge polygons near the Chipp River area on the north slope of Alaska
A north slope camp
An enhanced photo of camp on the north slope.
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.
Whimbrel chick on the Colville River Delta, Alaska
Whimbrel chick on the Colville River Delta, Alaska.
Whimbrel chick on the Colville River Delta, Alaska.
Female Bar-tailed Godwit at a breeding site along the Colville River, Alaska
Female Bar-tailed Godwit at a breeding site along the Colville River, Alaska.
Female Bar-tailed Godwit at a breeding site along the Colville River, Alaska.
Scientist holding Whimbrel with a solar-powered satellite transmitter
Bob Gill, Jr., is holding a Whimbrel equipped with a solar-powered satellite transmitter. The photo was taken along the Colville River near Nuiqsut, Alaska.
Bob Gill, Jr., is holding a Whimbrel equipped with a solar-powered satellite transmitter. The photo was taken along the Colville River near Nuiqsut, Alaska.
Instrumentation Array, Beaver Creek Near Michael Lake, Alaska
Instrumentation array with a YSI multiparameter sonde, a dissolved CO2 sensor, and a CDOM sensor.
Instrumentation array with a YSI multiparameter sonde, a dissolved CO2 sensor, and a CDOM sensor.
Instrumentation Array, Beaver Creek Above Victoria Creek, Alaska
Instrumentation array with a YSI multiparameter sonde, a dissolved CO2 sensor, and a CDOM sensor.
Instrumentation array with a YSI multiparameter sonde, a dissolved CO2 sensor, and a CDOM sensor.
Andy Reeves Staff Photo
Andy Reeves is holding a Glaucous Gull that was capture, sampled for avian influenza and banded near Barrow, Alaska.
Andy Reeves is holding a Glaucous Gull that was capture, sampled for avian influenza and banded near Barrow, Alaska.
Setting up GPS system before mapping Nome Creek Experimental Watershed
Josh Koch and Steve Jepsen set up a GPS system before starting a day of mapping in the Nome Creek Experimental Watershed. https://www.usgs.gov/centers/asc/science/nome-creek-experimental-watershed?qt-science_
Josh Koch and Steve Jepsen set up a GPS system before starting a day of mapping in the Nome Creek Experimental Watershed. https://www.usgs.gov/centers/asc/science/nome-creek-experimental-watershed?qt-science_
Walrus Female And Calf On An Ice Floe, Next To Another Walrus
Walruses in the Chukchi Sea during a tagging survey onboard the Norseman II in June 2010.
Walruses in the Chukchi Sea during a tagging survey onboard the Norseman II in June 2010.
Walrus In The Water Up Close
Walruses in the Chukchi Sea during a tagging survey onboard the Norseman II in June 2010.
Walruses in the Chukchi Sea during a tagging survey onboard the Norseman II in June 2010.
Walrus Female And Calf On An Ice Floe
Walruses in the Chukchi Sea during a tagging survey onboard the Norseman II in June 2010.
Walruses in the Chukchi Sea during a tagging survey onboard the Norseman II in June 2010.
Walrus Female And Calf Up Close From The Side
Walruses in the Chukchi Sea during a tagging survey onboard the Norseman II in June 2010.
Walruses in the Chukchi Sea during a tagging survey onboard the Norseman II in June 2010.
Single Walrus From The Side View
Walruses in the Chukchi Sea during a tagging survey onboard the Norseman II in June 2010.
Walruses in the Chukchi Sea during a tagging survey onboard the Norseman II in June 2010.
A sea otter eating a basket star
A sea otter eating a basket star in Glacier Bay near Bartlett Cove, Alaska
A sea otter eating a basket star in Glacier Bay near Bartlett Cove, Alaska
The old Kennecott copper mill from the north side
The old Kennecott copper mill from the north. Kennecott was once a thriving mine and mill during the early 1900s. The mines are 5 miles up the mountain.
The old Kennecott copper mill from the north. Kennecott was once a thriving mine and mill during the early 1900s. The mines are 5 miles up the mountain.