19,009 無料の写真 Usfws 用

研究水ウェストバージニア州爬虫類科学魚装置モンタナ州鳥ボート

Snowy smiles

Stocking fish-5

コロラド州魚

Wyoming toad-3

爬虫類動物

Fish Nutritionist dries and inspects fish food-3

Biologists capture a Gulf sturgeon in river-1

ボート装置

Service employee releases an Indigo bunting

Marine Mammal Stranding Course at NCTC-3

Wyoming toad-3

爬虫類動物

Marine Mammal Stranding Course at NCTC-3

Marine Mammal Stranding Course at NCTC-4

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-2

Biologist working at Leadville National Fish Hatchery-6

コロラド州魚

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Hellbender in hand

ノースカロライナ州両生類

Field crew outfitted with special gear

Marine Mammal Stranding Course at NCTC-3

Marine Mammal Stranding Course at NCTC-3

Marine Mammal Stranding Course at NCTC-1

Biologists search for Fountain Darter-4

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-3

Marine Mammal Stranding Course at NCTC-2

Medical instruments used by USFWS fisheries crew-1

Biologists search for Fountain Darter-1

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-1

Fish Nutritionist dries and inspects fish food-1

Biologist measures water velocity in a flume-1

NCTC Monarch Coordinator getting monarch butterfly out of net

ボランティア虫

Biologists dip net Gila trout out of tank into buckets

ニューメキシコ州パートナーシップ

Cryogenic tanks for Pallid sturgeon sperm

Fish Nutritionist checks quality control of fish food

Marine Mammal Stranding Course at NCTC-1

Marine Mammal Stranding Course at NCTC-2

Biologists search for Fountain Darter-2

Marine Mammal Stranding Course at NCTC-2

Marine Mammal Stranding Course at NCTC-1

Biologists capture a Gulf sturgeon in river

ボート装置

Checking the mine wall for bats

コウモリ哺乳類

Wyoming toad-1

コロラド州爬虫類

Biologists search for Fountain Darter-4

Service employee behind a mist net

Hatchling Gopher tortoise

爬虫類動物

Biologists walking at Gavins Point National Fish Hatchery

Biologists release a Gulf sturgeon in river

ボート装置

Marine Mammal Stranding Course at NCTC

Measuring the wingspan of an Indigo bunting

Aerial view of Selawik National Wildlife Regue-2

アラスカ州気候変動

Northern Long-Eared Bat-4

コウモリ哺乳類

U.S. Fish and Wildlife Service Employee on Selawik National Wildlife Refuge

アラスカ州

Biologists measure each bird

ハワイ島鳥

Northern Long-Eared Bat-1

コウモリ哺乳類

Biology fieldwork-5

ウェストバージニア州魚

Biologists search for Fountain Darter-1

Red Knot cannon netting-1

アンケート鳥

Biologist measures water velocity in a flume-3

Biologists search for Fountain Darter-3

Biologist stocks Gila trout in Mineral Creek-3

ニューメキシコ州パートナーシップ

Long-Billed curlew ready for release

Biologist reattaches fish tank to helicopter cable-1

ニューメキシコ州パートナーシップ

Red Knot cannon netting-3

アンケート鳥

Biologists search for Fountain Darter-1

Biologist shows front view of Gulf sturgeon in river-1

Traveling to a trap along a frozen river

FWS biologist observes captive Devils Hole pupfish-2

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

Marine Mammal Stranding Course at NCTC-5

Wolf collaring-2

Biologists show length of Gulf sturgeon in river-6

ボート装置

Biologists display spine of Gulf sturgeon in river-2

Netting Gulf sturgeon in river

Biologists search for Fountain Darter-1

Fish Nutritionist checks quality control of fish food-1

Marine Mammal Stranding Course at NCTC-1

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

ニューメキシコ州パートナーシップ

Fish Nutritionist checks quality control of fish food-1

Biologists spawning trout-2

コロラド州魚

Marine Mammal Stranding Course at NCTC-1

Red Knot cannon netting-1

Fish tank being lifted by helicopter

Waterfowl banding-1

Eastern small-footed bat-1

コウモリ哺乳類

Fish Nutritionist checks quality control of fish food-1

Biologist spawning trout-2

コロラド州魚

Marine Mammal Stranding Course at NCTC-2

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

ニューメキシコ州パートナーシップ

Marine Mammal Stranding Course at NCTC-1

フード科学

Biologist conducts a swim test on a large Rainbow trout

モンタナ州魚

Biologists tag a hellbender

ノースカロライナ州両生類

Fish Nutritionist checks quality control of fish food-1

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