5,978 Free Images of Endangered

endangered and/or threatened species biologists(usfws)fish water work of the service wildlife refuge animals aquatic environment boat recreational

Black-footed Ferret-2

wildlife animals

Biologists in boat net Gulf sturgeon in river-1

Captive Devils Hole pupfish-4

Hatchling Gopher tortoise feeding-2

reptiles animals

Antioch Dunes Evening Primrose

Young couple fishing-1

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

partnership new mexico

Capative propagation of the purple bankclimber mussel-1

Captive Devils Hole pupfish-1

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

partnership new mexico

Biologist stocks Gila trout into Mineral Creek-4

Pallid Sturgeon-1

underwater fish

Condor habitat in mountainous Ventana Wilderness Area

Texas wild-rice-1

Chinook salmon-5

Black-footed Ferret-2

wildlife mammals

Anglers on the Columbia River

Wolf collaring-1

Dwarf Lake iris

Leopard in a tree

Ash Meadows Speckled Dace-2

Rafinesque's big-eared bat-3

Closeup of a collared lynx

wildlife animals

Biologists show length of Gulf sturgeon in river-4

Biologists tagging Delmarva Peninsula fox squirrels

education mammals

Santa Monica Mountains dudleya

Biologist shows front view of Gulf sturgeon in river-1

Wyoming toad-2

Biologists show length of Gulf sturgeon in river-2

Golden Paintbrush (CALE) found on Ebey's Bluff, located at the Robert Y. Pratt Preserve, Washington State

Karner blue butterfly on hawkweed

butterfly animals

Pallid Sturgeon-1

underwater fish

Sockeye salmon-1

Wolf pup peeks its head out of the grass

Ash Meadows Speckled Dace-2

Wading fisherman

Kendall Warm Springs dace-1

Biologist stocks Gila trout into Mineral Creek-1

Biologists show length of Gulf sturgeon in river-3

USFWS biologist nets fountain darters in the San Marcos River-7

Fisherman on the Columbia River shore

Biologists show length of Gulf sturgeon in river-2

Dudley Bluffs twinpod flowers and ant

Biologists feed a protein and sugar mixture to each captured bird

Biologists search for Fountain Darter-1

Ash Meadows Amargosa pupfish-1

Biologists show length of Gulf sturgeon in river-1

Recreational boating on the Columbia River

Biologists show length of Gulf sturgeon in river-1

Laysan Duck pair on Eastern Island on Midway Atoll

Fishing for salmon on the Columbia River

Display at National Conservation Training Center

Pallid sturgeon fry

Captive Devils Hole pupfish-2

Mountain yellow-legged frog-1

amphibian animals

Caribbean roseate terns-2

Fish tank being lifted by helicopter

Female lynx looks around

Biologist shows front view of Gulf sturgeon in river-3

Red wolf on refuge-6

Biologist shows side view of Gulf sturgeon in river-3

Young couple fishing

Biologists show length of Gulf sturgeon in river-1

Biologists show length of Gulf sturgeon in river-1

Biologists search for Fountain Darter-2

Red Knot banding-3

Anglers on the Columbia River shoreline

Candy darter-6

Two year old pallid sturgeon

conservation fish

Laysan duck

Chucky Madtom

Devils Hole pupfish-2

Santa Monica Mountains dudleya-4

Biologists display spine of Gulf sturgeon in river

Biologist shows front view of Gulf sturgeon in river-2

Biologist shows side view of a Gulf sturgeon in river

Gila Trout Transport-1

military aircraft

Juvenile pallid sturgeon yearling-2

conservation fish

Hatchling Gopher tortoise basking on rye grass

reptiles animals

Preparing a small GPS satellite collar for the sedated lynx

mammals monitor

Dip netting a salmon in the Klickitat River-4

Gorilla

Hawaiian monk seal-1

landscape water

Biologists in boat study Gulf sturgeon in river-1

Biologists search for Fountain Darter-1

Pallid Sturgeon-1

Captive Devils Hole pupfish-1

FWS biologist observes captive Devils Hole pupfish-2

Fishing on the Columbia River-3

Candy darter-1

Traditional dip netting-1

Brown Noddy perched on a piece of wood

Wolf collaring-2

Candy darter-1

underwater fish

Pallid Sturgeon-3

Delmarva Peninsula fox squirrel pit tagging

maryland mammals

Bengal Tiger cub

wildlife animals

Kenwood Marsh checkermallow

Biologist shows front view of Gulf sturgeon in river-2

Measuring the canines of a sedated lynx

mammals monitor

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