19.009 Foto gratuite per Usfws

pesce virginia occidentale attrezzatura mammiferi barca acqua ricerca scientifica uccelli florida alaska

Fisheries biologists holds fin on a Gulf sturgeon-1

Carr Creek cutthroat trout-1

Indigo bunting-3

Kids in nature-4

gioventù insetti

Selawik National Wildlife Refuge mountaintop

montagna alaska

Stocking fish-1

Surface Elevation Monitoring

Fisheries biologists holds fin on a Gulf sturgeon-2

Black-footed Ferret reintroduction

mammiferi prateria

Indigo bunting-1

Hawaii ‘Amakihi-1

animali uccelli

Biologist holds Gila trout in Mineral Creek

nuovo messico partenariato

Biologists spawning trout

Service biologist taking measurements on Varied thrush wing

Biologist setting up live trap

mammiferi inverno

Puerto Rican Parrot in flight

animali uccelli

Monitoring bat populations

mammiferi roccia

Fishery employee feeds fish-3

attrezzatura pesce

Biologists in Broodstock area in Sturgeon Building

Fisheries biologist displays Gulf sturgeon underside-1

Fisheries biologist displays Gulf sturgeon underside-1

Kids in nature-1

gioventù insetti

Northern Long-Eared Bat

pipistrelli mammiferi

Feeding fish in the raceways

Red Knot cannon netting

questionario uccelli

Attendee at the Moving Friends Forward Conference-1

educazione persone

Planting Red Spruce-1

FWS employees surveying and assessing rivers and streams-1

paesaggio albero

Biologist measures water velocity in a flume-3

attrezzatura pesce

Fisheries biologist releases Gulf sturgeon -1

Wyoming toad-3

reptilia colorado

Biologists search for Fountain Darter-1

primavera pesce

Biologist measures water velocity in a flume-1

attrezzatura pesce

Northern Long-Eared Bat-1

pipistrelli mammiferi

Aerial view of Selawik National Wildlife Regue-2

cambiamento climatico alaska

Northern Long-Eared Bat-4

pipistrelli mammiferi

Biologist reattaches fish tank to helicopter cable-3

nuovo messico partenariato

Biologist measures water velocity in a flume-1

attrezzatura pesce

Biologists capture a Gulf sturgeon in river

attrezzatura barca

Biologist measures water velocity in a flume-9

attrezzatura pesce

Biologists search for Fountain Darter-3

primavera pesce

Close-up tagging monarch butterfly

farfalla animali

Biologists with Gulf sturgeon in river

Fish Nutritionist checks quality control of fish food-1

attrezzatura pesce

Service employee behind a mist net

Biologist measures water velocity in a flume-1

attrezzatura pesce

Measuring the wingspan of an Indigo bunting

Tri-colored bat

pipistrelli mammiferi

USFWS boat anchored off the coast of Monomoy NWR

Fisheries biologist releases Gulf sturgeon

Biologists walking at Gavins Point National Fish Hatchery

Biologists process a Gulf sturgeon in river

attrezzatura barca

GPS waypoints used to track the Canada lynx

animali uccelli

Hatchling Gopher tortoise sleeping

Biologist measures water velocity in a flume-4

attrezzatura pesce

Aerial view of Selawik National Wildlife Regue

cambiamento climatico alaska

Biologists search for Fountain Darter-1

primavera pesce

Lynx capture crew ready for Arctic field work

Biologist stocks Gila trout in Mineral Creek-3

nuovo messico partenariato

Biology fieldwork-5

virginia occidentale pesce

Measuring the ears of a sedated lynx

mammiferi monitor

Red Knot cannon netting-1

questionario uccelli

Wyoming toad-1

reptilia colorado

Biologists search for Fountain Darter-4

primavera pesce

Biologists release a Gulf sturgeon in river

attrezzatura barca

Biologists measure a Gulf sturgeon in river

attrezzatura barca

Collecting measurements of a sedated lynx

mammiferi monitor

Biologist stocks Gila trout in Mineral Creek-4

nuovo messico partenariato

Medical instruments used by USFWS fisheries crew-1

Biologists search for Fountain Darter-1

primavera pesce

Checking the mine wall for bats

pipistrelli mammiferi

Trio of Tricolored bats

pipistrelli mammiferi

Biologists search for Fountain Darter-1

primavera pesce

Eastern red bat

pipistrelli mammiferi

Biologist measures water velocity in a flume-1

attrezzatura pesce

Descending deeper into the mine

pipistrelli mammiferi

Biologists search for Fountain Darter-3

primavera pesce

Marine Mammal Stranding Course at NCTC

Fisheries biologist releases Gulf sturgeon -1

Biologists measure each bird

isola di hawaii uccelli

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

Biologist reattaches fish tank to helicopter cable-1

nuovo messico partenariato

Red Knot cannon netting-3

questionario uccelli

Ohio River Islands biologist, Patricia Morrison, guides a boat on the river

volontari barca

Gila trout-4

Visual lures used to trap wild lynx

mammiferi inverno

Long-Billed curlew ready for release

Biologist reattaches fish tank to helicopter cable-1

nuovo messico partenariato

Service biologist displays a Northern pike-4

Hatchling Gopher tortoise

reptilia animali

Eastern small-footed bat

pipistrelli mammiferi

Fish Nutritionist dries and inspects fish food

attrezzatura pesce

Hatchling Gopher tortoise feeding

Biologists search for Fountain Darter-5

primavera pesce

Biologist transfers adult Gila trout to buckets for distribution

nuovo messico partenariato

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

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