11,947 Free Images of Aquatic

aquatic environment water biologists(usfws)research reptiles work of the service marine mammal west virginia science fish

Flock of Common Merganser ducks

Biologists measure a Gulf sturgeon in river

Jellyfish Blue

Mountain yellow-legged frog-1

amphibian animals

Eastern tiger salamander larvae-1

Photographer in a boat at Yukon Flats National Wildlife Refuge

Service biologist displays a Northern pike-4

Mountain yellow-legged frog and eggs-2

amphibian mountain

Texas Blind Salamander-2

underwater animals

Great Blue Heron in wetland-1

wildlife animals

Okaloosa darter-5

Longnose gar-6

underwater fish

Florida manatee-1

Sauger-2

underwater fish

Cormorants and other shorebirds basking in the sun

Okaloosa darter-2

Fish hook in Smallmouth bass

underwater fish

Hybrid sunfish -4

underwater fish

Mountain yellow-legged frog tadpole

underwater amphibian

Biologists search for Fountain Darter-5

Pallid sturgeon

conservation fish

Jellyfish Blue

Biologists search for Fountain Darter-1

Torrent sucker

American paddlefish

FWS employee on lower Colorado River

Striped mullet school swims over vegetation

Dragonfly flitting on a small branch

The water feels good!

Hybrid sunfish -2

underwater fish

Biologists with Gulf sturgeon in river

Smallmouth buffalo-2

Biologists walking at Gavins Point National Fish Hatchery

Florida manatee-1

Biologists process a Gulf sturgeon in river

Biologists capture a Gulf sturgeon in river

Mountain yellow-legged frog-4

wildlife animals

Ring-necked Duck flaps his wings

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

Shovelnose sturgeon-1

Texas Blind Salamander-2

underwater animals

Flathead chub-1

Hellbender-4

Biologists search for Fountain Darter-3

lotus flower

Starfish

Erosion control

vegetables ship

Lunar-tailed bigeye

fish species bigeye

Marine Mammal Stranding Course at NCTC-5

Marine Mammal Stranding Course at NCTC-6

Marine Mammal Stranding Course at NCTC-1

Male bowfin hides in vegetation-2

Bluegill and Redear sunfish

Marine Mammal Stranding Course at NCTC-1

Biologists process a Gulf sturgeon in river-4

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-5

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-4

Largemouth bass-5

Biologists capture a Gulf sturgeon in river-4

Marine Mammal Stranding Course at NCTC-4

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-9

Marine Mammal Stranding Course at NCTC-2

White water lily in still water

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Biologists in boat net Gulf sturgeon in river

Biologist in boat study Gulf sturgeon in river

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-2

Ring-necked Ducks, males and females

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-3

Sauger-1

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Texas Blind Salamander-1

underwater animals

Biologist shows scales on the Gulf sturgeon in river

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-3

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-2

Eastern tiger salamander larvae-2

Service employee displays an Atlantic Salmon

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-2

Biologists process a Gulf sturgeon in river-4

Biologists release a Gulf sturgeon in river-1

Biologists capture a Gulf sturgeon in river-1

Juvenile Coaster Brook trout

underwater fish

Marine Mammal Stranding Course at NCTC-1

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