5,979 Free Images of Endangered

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

Fishing the Columbia River

Ash Meadows Amargosa pupfish-2

Pallid Sturgeon-1

underwater fish

Condor habitat in mountainous Ventana Wilderness Area

Texas wild-rice-1

Chinook salmon-5

Biologist stocks Gila trout into Mineral Creek-4

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

partnership new mexico

Captive Devils Hole pupfish-4

Cryogenic tanks for Pallid sturgeon sperm-2

Biologists show length of Gulf sturgeon in river-1

Bull trout-1

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

Anglers on the Columbia River

Wolf collaring-1

Captive Devils Hole pupfish-1

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

partnership new mexico

Pallid sturgeon fry

Biologist shows front view of Gulf sturgeon in river-3

Red wolf on refuge-6

Recreational boating on the Columbia River

Fishing for salmon on the Columbia River

Biologists show length of Gulf sturgeon in river-1

Laysan Duck pair on Eastern Island on Midway Atoll

Female lynx looks around

Biologists search for Fountain Darter-1

Ash Meadows Amargosa pupfish-1

Biologists show length of Gulf sturgeon in river-1

Biologists feed a protein and sugar mixture to each captured bird

Mountain yellow-legged frog-1

amphibian animals

Caribbean roseate terns-2

Fish tank being lifted by helicopter

Captive Devils Hole pupfish-2

Display at National Conservation Training Center

Leopard in a tree

Wyoming toad-2

Biologists show length of Gulf sturgeon in river-2

Dudley Bluffs twinpod flowers and ant

Rafinesque's big-eared bat-3

Closeup of a collared lynx

wildlife animals

Ash Meadows Speckled Dace-2

Sockeye salmon-1

Wolf pup peeks its head out of the grass

Ash Meadows Speckled Dace-2

Biologists show length of Gulf sturgeon in river-4

Biologists show length of Gulf sturgeon in river-3

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

Santa Monica Mountains dudleya

Biologist stocks Gila trout into Mineral Creek-1

Wading fisherman

Kendall Warm Springs dace-1

Biologist shows front view of Gulf sturgeon in river-1

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

Biologists tagging Delmarva Peninsula fox squirrels

education mammals

Biologists show length of Gulf sturgeon in river-2

Fisherman on the Columbia River shore

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

Biologists show length of Gulf sturgeon in river-1

Biologists search for Fountain Darter-2

Red Knot banding-3

Biologists show length of Gulf sturgeon in river-1

Young couple fishing

Biologist shows side view of Gulf sturgeon in river-3

Biologists display spine of Gulf sturgeon in river

Biologist shows front view of Gulf sturgeon in river-2

Dip netting a salmon in the Klickitat River-4

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

Preparing a small GPS satellite collar for the sedated lynx

mammals monitor

Giant panda eating bamboo

cartoon animals animals

Ili pika

wild animals animals

Florida manatee-2

Pallid Sturgeon-4

Man holds Trumpeter swan during demonstration

Green sea Turtle

Young couple fishes on the Columbia River

Snorkeler searches for hellbenders

Juvenile Gopher tortoise after digging burrow

Biologists in boat study Gulf sturgeon in river-1

Razorback sucker-1

Hatchling Gopher tortoises emerging from burrow to bask

reptiles animals

Pallid Sturgeon-1

Biologists weigh a Gulf sturgeon in river

Ash Meadows Amargosa pupfish-1

Biologists show length of Gulf sturgeon in river-6

Pagosa skyrocket flowers

Ash Meadows Amargosa pupfish-1

Hine's emerald dragonfly larvae in shallow water-4

arthropod animals

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