10,117 Free Photos of Aquatic

aquatic environment fish animals underwater water aquaculture fish hatcheries endangered and/or threatened species fishery wildlife

Smallmouth bass-1

underwater fish

Male bowfin hides in vegetation-4

underwater fish

Scales on a Gulf sturgeon -4

Hellbender-1

Turtle Reptile

Bald cypress scenics in spring fed lake-4

Kendall Warm Springs dace

American paddlefish-1

Canada Geese swimming in a line

Service biologist displays a Northern pike

Potomac sculpin-3

Redear sunfish

Shovelnose sturgeon-2

Mallard hen-3

Shovelnose Sturgeon in living stream

underwater fish

Horseshoe crabs-1

Bald cypress scenics in spring fed lake-1

Rainbow trout eggs-1

Okaloosa darter-4

Eastern tiger salamander larvae-2

Brown Pelican-1

Largemouth bass on the edge of a Florida spring

American paddlefish-8

underwater fish

Sturgeon Building water processing system-1

Silver carp-2

Green sea turtles

reptiles animals

Biologists in Broodstock area in Sturgeon Building-1

Jellyfish Water

Spotted Gar - Lepisosteus oculatus

American paddlefish-1

underwater fish

Mountain yellow-legged frog-1

American paddlefish-4

underwater fish

Lake trout

Bald cypress scenics in spring fed lake-1

Texas Wild Rice-1

Great Blue Heron in wetland

wildlife animals

Flathead chub

Silver carp-1

underwater fish

Loggerhead sea turtle hatchling

reptiles animals

Common Merganser flock

Bald cypress scenics in spring fed lake-6

Cormorants and other shorebirds basking in the sun

Great Blue Heron in wetland-1

wildlife animals

Longnose gar-6

underwater fish

Pallid sturgeon

conservation fish

Texas Blind Salamander-2

underwater animals

Florida manatee-1

Sauger-2

underwater fish

Mountain yellow-legged frog-1

amphibian animals

Eastern tiger salamander larvae-1

Photographer in a boat at Yukon Flats National Wildlife Refuge

Fish hook in Smallmouth bass

underwater fish

Service biologist displays a Northern pike-4

Mountain yellow-legged frog and eggs-2

amphibian mountain

Hybrid sunfish -4

underwater fish

Mountain yellow-legged frog tadpole

underwater amphibian

Okaloosa darter-2

Biologists search for Fountain Darter-5

Jellyfish Blue

Okaloosa darter-5

Dragonfly flitting on a small branch

Biologists search for Fountain Darter-3

Biologists capture a Gulf sturgeon in river

Biologists with Gulf sturgeon in river

Striped mullet school swims over vegetation

lotus flower

Aerial shot of the Braided River outwash plain

landscape nature

Fish-food vending machine at Gavins Point National Fish Hatchery

Bald cypress scenics in spring fed lake-1

Torrent sucker

American paddlefish

FWS employee on lower Colorado River

Biologists walking at Gavins Point National Fish Hatchery

Florida manatee-1

Biologists process a Gulf sturgeon in river

Smallmouth buffalo-2

The water feels good!

Hybrid sunfish -2

underwater fish

Shovelnose sturgeon-1

Texas Blind Salamander-2

underwater animals

Flathead chub-1

Hellbender-4

Biologists search for Fountain Darter-1

Mountain yellow-legged frog-4

wildlife animals

Ring-necked Duck flaps his wings

Texas Blind Salamander-2

underwater animals

Northern fur seals-1

Traditional dip netting-2

Torrent sucker-2

Fun in a Kayak!

Biologists search for Fountain Darter-4

Eastern tiger salamander larvae-3

Biologists release a Gulf sturgeon in river

Climate impacts to Alligator River National Wildlife Refuge-2

climate change water

Biologists measure a Gulf sturgeon in river

Flock of Common Merganser ducks

Biologists search for Fountain Darter-1

Male bowfin hides in vegetation-3

Florida manatee-1

underwater water

Biologists search for Fountain Darter-1

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