19,010 Free Images of Usfws

biologists(usfws)work of the service aquatic environment research water endangered and/or threatened species west virginia reptiles science marine mammal

Stocking fish-5

Wyoming toad-3

reptiles animals

Fish Nutritionist dries and inspects fish food-3

Biologists capture a Gulf sturgeon in river-1

Service employee releases an Indigo bunting

Marine Mammal Stranding Course at NCTC-3

Wyoming toad-3

reptiles animals

Marine Mammal Stranding Course at NCTC-3

Marine Mammal Stranding Course at NCTC-4

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-2

Biologist working at Leadville National Fish Hatchery-6

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Hellbender in hand

north carolina amphibian

Field crew outfitted with special gear

Marine Mammal Stranding Course at NCTC-3

Marine Mammal Stranding Course at NCTC-3

Marine Mammal Stranding Course at NCTC-1

Biologists search for Fountain Darter-4

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-3

Marine Mammal Stranding Course at NCTC-2

Medical instruments used by USFWS fisheries crew-1

Biologists search for Fountain Darter-1

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Fish Nutritionist dries and inspects fish food-1

Biologist measures water velocity in a flume-1

NCTC Monarch Coordinator getting monarch butterfly out of net

volunteer insects

Biologists dip net Gila trout out of tank into buckets

partnership new mexico

Cryogenic tanks for Pallid sturgeon sperm

Fish Nutritionist checks quality control of fish food

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-2

Biologists search for Fountain Darter-2

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Biologists capture a Gulf sturgeon in river

Checking the mine wall for bats

Wyoming toad-1

reptiles colorado

Biologists search for Fountain Darter-4

Service employee behind a mist net

Hatchling Gopher tortoise

reptiles animals

Biologists walking at Gavins Point National Fish Hatchery

Biologists release a Gulf sturgeon in river

Marine Mammal Stranding Course at NCTC

Measuring the wingspan of an Indigo bunting

Aerial view of Selawik National Wildlife Regue-2

climate change alaska

Northern Long-Eared Bat-4

U.S. Fish and Wildlife Service Employee on Selawik National Wildlife Refuge

wildlife refuge alaska

Biologists measure each bird

Northern Long-Eared Bat-1

Biology fieldwork-5

Biologists search for Fountain Darter-1

Red Knot cannon netting-1

Biologist measures water velocity in a flume-3

Biologists search for Fountain Darter-3

Biologist stocks Gila trout in Mineral Creek-3

partnership new mexico

Long-Billed curlew ready for release

Biologist reattaches fish tank to helicopter cable-1

partnership new mexico

Red Knot cannon netting-3

Biologists search for Fountain Darter-1

Biologist shows front view of Gulf sturgeon in river-1

Traveling to a trap along a frozen river

FWS biologist observes captive Devils Hole pupfish-2

USFWS Fisheries crew in boat preparing for lake sturgeon field work-7

Marine Mammal Stranding Course at NCTC-5

Wolf collaring-2

Biologists show length of Gulf sturgeon in river-6

Biologists display spine of Gulf sturgeon in river-2

Netting Gulf sturgeon in river

Biologists search for Fountain Darter-1

Fish Nutritionist checks quality control of fish food-1

Marine Mammal Stranding Course at NCTC-1

Biologists dip net Gila trout out of tank into buckets-1

partnership new mexico

Fish Nutritionist checks quality control of fish food-1

Biologists spawning trout-2

Marine Mammal Stranding Course at NCTC-1

Red Knot cannon netting-1

Fish tank being lifted by helicopter

Waterfowl banding-1

Eastern small-footed bat-1

Fish Nutritionist checks quality control of fish food-1

Biologist spawning trout-2

Marine Mammal Stranding Course at NCTC-2

Biologists dip net Gila trout out of tank into buckets-4

partnership new mexico

Marine Mammal Stranding Course at NCTC-1

Biologist conducts a swim test on a large Rainbow trout

Biologists tag a hellbender

north carolina amphibian

Fish Nutritionist checks quality control of fish food-1

Biologist shows length of Gulf sturgeon in river

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