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

Carr Creek cutthroat trout-1

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-2

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

Marine Mammal Stranding Course at NCTC-3

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-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

Volunteer holding a sub-adult humpback chub

Biologist conducts a swim test on a large Rainbow trout

Marine Mammal Stranding Course at NCTC-2

animals science

Marine Mammal Stranding Course at NCTC-2

Hatchling Gopher tortoise feeding-2

reptiles animals

Biologists spawning trout-2

Biologist shows side view of Gulf sturgeon in river

Fish Nutritionist checks quality control of fish food-1

Biologists in boat net Gulf sturgeon in river-1

Biologists spawning trout-2

Marine Mammal Stranding Course at NCTC-2

Fish Nutritionist checks quality control of fish food-1

Biologist stocks Gila trout into Mineral Creek-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

Cryogenic tanks for Pallid sturgeon sperm-2

Biologists show length of Gulf sturgeon in river-1

Marine Mammal Stranding Course at NCTC-4

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

partnership new mexico

Inside Leadville National Fish Hatchery facility

Marine Mammal Stranding Course at NCTC-2

Red Knot cannon netting-1

Marine Mammal Stranding Course at NCTC-1

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

partnership new mexico

Marine Mammal Stranding Course at NCTC-5

Biologists show length of Gulf sturgeon in river-1

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Refuge biologist holds a Laughing gull chick

massachusetts bird

Biologists search for Fountain Darter-1

Biologists show length of Gulf sturgeon in river-1

Researchers track the movement of endangered Gray bats-1

Marine Mammal Stranding Course at NCTC-1

Biologists feed a protein and sugar mixture to each captured bird

Fish tank being lifted by helicopter

Biologist teaches children about the Monarch butterfly-2

Tagged Monarch and child-1

butterfly animals

Female lynx looks around

Close-up Monarch butterfly-2

butterfly animals

Stocking fish from hatchery truck

Biologist shows front view of Gulf sturgeon in river-3

Biologists in boat study Gulf sturgeon in river-1

Aerial view of mountains-5

landscape grass

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Waterfowl banding-1

Biologists in boat net Gulf sturgeon in river-3

Biologist in boat study Gulf sturgeon in river-1

Fish Nutritionist checks quality control of fish food-1

Marine Mammal Stranding Course at NCTC-2

USFWS Fisheries crew in boat preparing for lake sturgeon field work-1

Biologist spawning trout-2

Researchers track the movement of endangered Gray bats-1

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-4

Fish Nutritionist checks quality control of fish food-1

NCTC Monarch Coordinator getting monarch butterfly out of net-1

volunteer insects

Marine Mammal Stranding Course at NCTC-1

animals science

Delmarva Peninsula fox squirrel pit tagging-1

maryland mammals

Fish Nutritionist checks quality control of fish food-1

Red Knot banding

Marine Mammal Stranding Course at NCTC-3

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Biologist stocks Gila trout in Mineral Creek

Cryogenic tanks for Pallid sturgeon sperm-1

Biologist shows length of Gulf sturgeon in river

Biologists loading trout-1

Biologists search for Fountain Darter-1

Biologists in boat net Gulf sturgeon in river-1

Researchers track the movement of endangered Gray bats-1

Marine Mammal Stranding Course at NCTC-1

Carr Creek cutthroat trout

Biologist spawning trout-1

Hatchling Gopher tortoise feeding-7

reptiles animals

Biologist teaches children about the Monarch butterfly-1

Banding a Laysan duck during translocation project

Biologist shows side view of a Gulf sturgeon in river

Hatchling Gopher tortoise basking on rye grass

reptiles animals

Biologists show length of Gulf sturgeon in river-1

Biologists search for Fountain Darter-2

Red Knot banding-3

Biologist teaches children about the Monarch butterfly-2

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