19.009 Kostenlose Fotos von Usfws

wasser forschung fisch west virginia boot ausrüstung florida freizeit säugetiere alaska

Preparing a small GPS satellite collar for the sedated lynx

computermonitor säugetiere

Biologists search for Fountain Darter-2

Red Knot banding-3

Tagged Monarch and child-1

schmetterling tiere

Marine Mammal Stranding Course at NCTC-3

wissenschaft wasser

Biologist teaches children about the Monarch butterfly-2

insekten jugend

Biologist shows side view of Gulf sturgeon in river-3

ausrüstung boot

Biologist conducts a swim test on a large Rainbow trout-1

Santa Monica Mountains dudleya-4

computermonitor pflanzen

Marine Mammal Stranding Course at NCTC-1

wissenschaft wasser

Biologists display spine of Gulf sturgeon in river

Biologist shows front view of Gulf sturgeon in river-2

ausrüstung boot

Biologists show length of Gulf sturgeon in river-1

Aerial view of Selawik National Wildlife Refuge

landschaft wasser

Released Canada lynx stretches into a bound

undomestizierte lebewesen tiere

Biologists show length of Gulf sturgeon in river-1

Biologist teaches children about the Monarch butterfly-1

insekten jugend

Tagged Monarch and child-1

schmetterling tiere

Biologist setting up a new live trap to capture and collar lynx

Rafinesque's big-eared bat-3

säugetiere gestein

Closeup of a collared lynx

undomestizierte lebewesen tiere

Biologists show length of Gulf sturgeon in river-3

Marine Mammal Stranding Course at NCTC-2

wissenschaft essen

Biologists show length of Gulf sturgeon in river-2

Biologist conducts a swim test on a large Rainbow trout-1

Tagged Monarch and child-1

schmetterling tiere

Santa Monica Mountains dudleya

Fish Nutritionist checks quality control of fish food-1

Biologist teaches children about the Monarch butterfly-2

insekten jugend

Tagged Monarch and child-2

schmetterling tiere

Wyoming toad-2

Biologists show length of Gulf sturgeon in river-2

Visual lures also help trap wild lynx

undomestizierte lebewesen raubvogel

Biologist teaches children about the Monarch butterfly-3

insekten jugend

Biologists show length of Gulf sturgeon in river-4

Biologists tagging Delmarva Peninsula fox squirrels

säugetiere ausbildung

Biologist stocks Gila trout into Mineral Creek-1

Aerial view of Selawik National Wildlife Refuge-1

klimawandel alaska

Close-up of hatchery fish

unterwasser fisch

Biologist shows front view of Gulf sturgeon in river-1

ausrüstung boot

Marine Mammal Stranding Course at NCTC-1

verkehrsmittel wissenschaft

Marine Mammal Stranding Course at NCTC-1

wissenschaft wasser

Tagged Monarch and child-2

schmetterling tiere

Marine Mammal Stranding Course at NCTC-2

wissenschaft wasser

Hatchling Gopher tortoises emerging from burrow to bask

reptilien tiere

Biologists show length of Gulf sturgeon in river-6

ausrüstung boot

FWS biologist observes captive Devils Hole pupfish-3

USFWS Fisheries crew in boat preparing for lake sturgeon field work-1

FWS biologist observes captive Devils Hole pupfish-1

Snorkeling for Eastern hellbenders

FWS biologist observes captive Devils Hole pupfish-3

Biologists show length of Gulf sturgeon in river-1

Biologists weigh a Gulf sturgeon in river

verkehrsmittel fisch

Juvenile Gopher tortoise after digging burrow

reptilien essen

Biologists in boat study Gulf sturgeon in river-1

verkehrsmittel fisch

Snorkeler searches for hellbenders

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

FWS biologist observes captive Devils Hole pupfish-3

Biologist carrries a sedated Canada lynx

säugetiere winter

Traveling to a trap along a frozen river

Delmarva Peninsula fox squirrel-1

säugetiere tiere

FWS biologist observes captive Devils Hole pupfish-2

Biologists display spine of Gulf sturgeon in river-2

FWS biologist observes captive Devils Hole pupfish-2

Biologist shows front view of Gulf sturgeon in river-1

Biologist working at Leadville National Fish Hatchery

Biologists secure boat along shoreline-2

Tagged Monarch and child-1

schmetterling tiere

New shed

pflanzen kinder

Pulling up to check a trap along the river

verkehrsmittel winter

Marine Mammal Stranding Course at NCTC-5

wissenschaft wasser

Brown Noddy perched on a piece of wood

undomestizierte lebewesen vögel

Wolf collaring-2

säugetiere winter

Biologist conducts a swim test on a large Rainbow trout-2

ausrüstung fisch

FWS biologist observes captive Devils Hole pupfish-2

Delmarva Peninsula fox squirrel pit tagging

säugetiere maryland

Biologists in boat study Gulf sturgeon in river-1

verkehrsmittel fisch

Biologists search for Fountain Darter-1

Biologist shows front view of Gulf sturgeon in river-2

Marine Mammal Stranding Course at NCTC-1

verkehrsmittel wissenschaft

Aerial view of Selawik National Wildlife Refuge-2

landschaft wasser

Measuring the canines of a sedated lynx

computermonitor säugetiere

Marine Mammal Stranding Course at NCTC-3

wissenschaft tiere

Biologist working at Leadville National Fish Hatchery-1

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

Directorate Fellowship Program intern holds a Laughing gull chick

massachusetts vögel

Collared Canada lynx pauses for a moment

säugetiere winter

Biologist teaches children about the Monarch butterfly-4

insekten jugend

Snowshoe hare tracks

Biologist working at Leadville National Fish Hatchery-1

Marine Mammal Stranding Course at NCTC-2

verkehrsmittel wissenschaft

Biologist shows front view of Gulf sturgeon in river-3

Working on a sedated lynx in the field

säugetiere winter

Rafinesque's big-eared bat

fledermäuse säugetiere

Gray wolf-2

Aerial view of Selawik National Wildlife Refuge-4

landschaft alaska

Visitor Services staff holds a Common tern chick-1

massachusetts vögel

Red spruce restoration scenic

landschaft baum

Fishery biologist surveys a American paddlefish

unterwasser fisch

Biologists deploy a GPS elk collar on a cow elk

säugetiere karten

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