19,010 Free Images of Usfws

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

Marine Mammal Stranding Course at NCTC-2

Fish Nutritionist dries and inspects fish food-1

Puerto Rican Amazons days prior to release

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Biologists process a Gulf sturgeon in river-4

Marine Mammal Stranding Course at NCTC-4

Fish Nutritionist dries and inspects fish food-4

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-3

Marine Mammal Stranding Course at NCTC-12

Wyoming toad-3

reptiles animals

Marine Mammal Stranding Course at NCTC-3

Marine Mammal Stranding Course at NCTC-3

Biologists weigh a Gulf sturgeon in river-3

Fish Nutritionist dries and inspects fish food-1

Marine Mammal Stranding Course at NCTC-1

Staff monitoring endangered plant species site in Southern California

Marine Mammal Stranding Course at NCTC-2

Hellbender in hand

north carolina amphibian

Biologists search for Fountain Darter-4

Biologists search for Fountain Darter-3

Marine Mammal Stranding Course at NCTC-1

Field crew outfitted with special gear

Marine Mammal Stranding Course at NCTC-1

Biologists measure a Gulf sturgeon in river-1

Volunteers get monarch tagging briefing-2

Fish Nutritionist dries and inspects fish food-1

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-6

Fish Nutritionist dries and inspects fish food-5

Marine Mammal Stranding Course at NCTC-2

Stocking fish-5

Hatchling Gopher tortoises sharing a burrow

reptiles georgia

Marine Mammal Stranding Course at NCTC-5

Marine Mammal Stranding Course at NCTC-1

Juvenile Gopher tortise feeding

reptiles animals

Marine Mammal Stranding Course at NCTC-1

Blanding's turtle release

reptiles animals

Biologists dip net Gila trout out of tank into buckets

partnership new mexico

Marine Mammal Stranding Course at NCTC-1

Blanding's turtle release-2

reptiles survey

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Biologists weigh a Gulf sturgeon in river-2

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Biologist in raft during a fish population survey

Planting Red Spruce-3

Fish Nutritionist dries and inspects fish food-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

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-2

Carr Creek cutthroat trout-1

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-3

Snowy smiles

mountain winter

Marine Mammal Stranding Course at NCTC-3

Biologists search for Fountain Darter-1

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Biologists weigh a Gulf sturgeon in river-5

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-3

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

partnership new mexico

Inside Leadville National Fish Hatchery facility

Biologists show length of Gulf sturgeon in river-1

Cryogenic tanks for Pallid sturgeon sperm-2

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

partnership new mexico

Marine Mammal Stranding Course at NCTC-5

Marine Mammal Stranding Course at NCTC-4

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-3

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

partnership new mexico

Marine Mammal Stranding Course at NCTC-2

Hatchling Gopher tortoise feeding-2

reptiles animals

Biologists spawning trout-2

Biologists spawning trout-2

Marine Mammal Stranding Course at NCTC-2

Fish Nutritionist checks quality control of fish food-1

Marine Mammal Stranding Course at NCTC-2

Red Knot cannon netting-1

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-4

Biologist stocks Gila trout into Mineral Creek-4

Researchers track the movement of endangered Gray bats

Biologists show length of a Gulf sturgeon in river

Biologists show length of Gulf sturgeon in river

Marine Mammal Stranding Course at NCTC-1

Biologist shows side view of Gulf sturgeon in river

Volunteer holding a sub-adult humpback chub

Biologist conducts a swim test on a large Rainbow trout

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