19,010 Free Images of Usfws

biologists(usfws)work of the service endangered and/or threatened species wildlife refuge water research aquatic environment west virginia fish aquaculture

Marine Mammal Stranding Course at NCTC-1

vehicle science

Biologist shows front view of Gulf sturgeon in river-3

Biologists show length of Gulf sturgeon in river-1

Marine Mammal Stranding Course at NCTC-1

Refuge biologist holds a Laughing gull chick

massachusetts bird

Close-up Monarch butterfly-2

butterfly animals

Researchers track the movement of endangered Gray bats-1

Biologist teaches children about the Monarch butterfly-2

Tagged Monarch and child-1

butterfly animals

Stocking fish from hatchery truck

Fish tank being lifted by helicopter

Marine Mammal Stranding Course at NCTC-1

Female lynx looks around

Biologists search for Fountain Darter-1

Biologists show length of Gulf sturgeon in river-1

Biologists feed a protein and sugar mixture to each captured bird

Marine Mammal Stranding Course at NCTC-1

Fish Nutritionist checks quality control of fish food-1

Biologist teaches children about the Monarch butterfly-2

Tagged Monarch and child-2

butterfly animals

Tagged Monarch and child-1

butterfly animals

Tagged Monarch and child-1

butterfly animals

Marine Mammal Stranding Course at NCTC-2

Rafinesque's big-eared bat-3

Closeup of a collared lynx

wildlife animals

Biologists show length of Gulf sturgeon in river-4

Biologist setting up a new live trap to capture and collar lynx

transport winter

Biologists tagging Delmarva Peninsula fox squirrels

education mammals

Santa Monica Mountains dudleya

Biologist shows front view of Gulf sturgeon in river-1

Marine Mammal Stranding Course at NCTC-1

vehicle science

Wyoming toad-2

Biologists show length of Gulf sturgeon in river-2

Tagged Monarch and child-2

butterfly animals

Visual lures also help trap wild lynx

birds of prey wildlife

Biologist teaches children about the Monarch butterfly-3

Biologist conducts a swim test on a large Rainbow trout-1

Close-up of hatchery fish

underwater fish

Marine Mammal Stranding Course at NCTC-1

Biologist stocks Gila trout into Mineral Creek-1

Aerial view of Selawik National Wildlife Refuge-1

climate change alaska

Biologists show length of Gulf sturgeon in river-3

Biologists show length of Gulf sturgeon in river-2

Marine Mammal Stranding Course at NCTC-2

Hatchling Gopher tortoises emerging from burrow to bask

reptiles animals

Biologists show length of Gulf sturgeon in river-6

FWS biologist observes captive Devils Hole pupfish-3

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

FWS biologist observes captive Devils Hole pupfish-1

Snorkeling for Eastern hellbenders

FWS biologist observes captive Devils Hole pupfish-3

Biologists show length of Gulf sturgeon in river-1

Biologists weigh a Gulf sturgeon in river

Juvenile Gopher tortoise after digging burrow

Biologists in boat study Gulf sturgeon in river-1

Snorkeler searches for hellbenders

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

FWS biologist observes captive Devils Hole pupfish-3

Biologist working at Leadville National Fish Hatchery

FWS biologist observes captive Devils Hole pupfish-2

Biologist shows front view of Gulf sturgeon in river-1

Traveling to a trap along a frozen river

New shed

children plants

Tagged Monarch and child-1

butterfly animals

Biologist carrries a sedated Canada lynx

Biologists display spine of Gulf sturgeon in river-2

Biologists secure boat along shoreline-2

Delmarva Peninsula fox squirrel-1

animals mammals

FWS biologist observes captive Devils Hole pupfish-2

Biologists in boat study Gulf sturgeon in river-1

Biologists search for Fountain Darter-1

Pulling up to check a trap along the river

Marine Mammal Stranding Course at NCTC-5

FWS biologist observes captive Devils Hole pupfish-2

Brown Noddy perched on a piece of wood

Wolf collaring-2

Biologist conducts a swim test on a large Rainbow trout-2

Aerial view of Selawik National Wildlife Refuge-2

landscape water

Delmarva Peninsula fox squirrel pit tagging

maryland mammals

Marine Mammal Stranding Course at NCTC-1

vehicle science

Biologist shows front view of Gulf sturgeon in river-2

Measuring the canines of a sedated lynx

mammals monitor

Marine Mammal Stranding Course at NCTC-3

animals science

Biologist working at Leadville National Fish Hatchery-1

Ohio River Islands biologist, Patricia Morrison, drives a boat on the river

Directorate Fellowship Program intern holds a Laughing gull chick

massachusetts bird

Collared Canada lynx pauses for a moment

Biologist teaches children about the Monarch butterfly-4

Snowshoe hare tracks

Biologist working at Leadville National Fish Hatchery-1

Marine Mammal Stranding Course at NCTC-2

vehicle science

Biologist shows front view of Gulf sturgeon in river-3

Working on a sedated lynx in the field

Red spruce restoration scenic

Visitor Services staff holds a Common tern chick-1

massachusetts bird

Aerial view of Selawik National Wildlife Refuge-4

landscape alaska

Rafinesque's big-eared bat

Gray wolf-2

Fishery biologist surveys a American paddlefish

underwater fish

Biologists deploy a GPS elk collar on a cow elk

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