3,856 Free Photos of Threatening

endangered and/or threatened species work of the service research employees(usfws)biologists(usfws)fish service patch fish hatcheries water fishery

Looking for the Line

wildlife animals

Counting Aleutian shield ferns

biologist plants

California Least Tern nesting

California red-legged frog

amphibian animals

Northeastern beach tiger beetle

animals insects

Photo of the Week - New England Cottontail (NH)

animals mammals

Winged Mapleleaf Mussel

wildlife animals

USFWS Fisheries worker prepares to operate on Lake sturgeon-4

new york fishery

Salmon egg-taking and rearing station-11

FWS biologist holds a purple bankclimber freshwater mussel-3

USFWS Fisheries workers prepare to release Lake sturgeon-4

new york fishery

Purple Cat's Paw mussel in biologists hand-1

biologist research

Service employees with incubation trays-2

USFWS Fisheries crew transporting lake sturgeon-1

Service employees with incubation trays-1

USFWS Fisheries crew transports lake strugeon to shore-1

Underwater photographer, Ryan Hagerty, takes picture of paddlefish

underwater fish

Sub-adult eastern pondmussel and Yellow lampmussel

USFWS Fisheries worker checks lake sturgeon-1

USFWS Fisheries crew in boat capturing lake sturgeon-4

FWS divers search for salamanders in Spring Lake-4

USFWS fisheries worker prepares to insert transmitter in lake sturgeon-3

USFWS Fisheries crew in boat capturing lake sturgeon-1

USFWS Fisheries workers prepare to release Lake sturgeon-1

USFWS Fisheries workers prepare to release Lake sturgeon-2

Service fish marking team member evaluates salmon

Service employees crowding Fall Chinook salmon-1

USFWS Fisheries workers prepare to release Lake sturgeon-2

FWS mussel biologist, Jonathan Wardell, releases endangered Carolina Heelsplitter-2

south carolina mollusk

USFWS Fisheries workers prepare to release Lake sturgeon-1

USFWS Fisheries crew in boat-6

Purple Cat's Paw mussel in biologists hand-3

research plants

FWS divers search for salamanders in Spring Lake-3

FWS biologist measures endangered Purple Cats's Paw mussel

USFWS Fisheries crew transporting lake sturgeon-1

USFWS Fisheries crew in boat capturing lake sturgeon

USFWS Fisheries workers prepare to release Lake sturgeon-3

20120410-FS-Payette-BR-001

wildlife animals

20200922-USDA-APHIS-WS-014

Searching for Endangered Butterflies

wildlife animals

Lahontan cutthroat trout

20200922-USDA-APHIS-WS-019

united states maryland

River Fire threatening the Ft. Ord National Monument

landscape spring

Snuffbox Mussel

wildlife animals

Threatening Clouds

Lahontan cutthroat trout

A western snowy plover and chicks.

wildlife animals

Shovelnose Sturgeon

wildlife nature

FWS mussel biologist, Morgan Wolf, releases endangered Carolina Heelsplitter-1

USFWS Fisheries crew in boat capturing lake sturgeon-1

FWS biologist measures endangered Purple Cats's Paw mussel-1

Service employee processing Fall Chinook salmon eggs-5

Mother and daughter at Spring Creek National Fish Hatchery-1

architecture children

FWS mussel biologist, Jonathan Wardell, releases endangered Carolina Heelsplitter-2

FWS biologist measures endangered Purple Cats's Paw mussel-3

Ashland Forensics Lab-1

U.S. Fish and Wildlife Service employee educating children

Inside Spring Creek National Fish Hatchery-1

USFWS Fisheries workers prepare to release Lake sturgeon-1

USFWS Fisheries crew in boat capturing lake sturgeon-1

Spring Creek National Fish Hatchery building-1

USFWS Fisheries worker takes fin sample from lake sturgeon-1

Nihoa Millerbird Translocation-1

Mother and daughter at Spring Creek National Fish Hatchery

USFWS Fisheries worker takes fin sample from lake sturgeon-6

U.S. Fish and Wildlife Service employees using spawning equipment

FWS mussel biologist, Morgan Wolf, releases endangered Carolina Heelsplitter-1

USFWS Fisheries crew in boat capturing lake sturgeon-6

Service fish marking team member evaluates salmon-2

Spring Creek National Fish Hatchery

Nihoa Millerbird Translocation-1

Nihoa Millerbird Translocation-2

FWS biologist measures endangered Purple Cats's Paw mussel-1

Service employee processing Fall Chinook salmon eggs

USFWS Fisheries crew baiting lines for lake sturgeon-8

FWS mussel biologist, Morgan Wolf, releases endangered Carolina Heelsplitter-2

FWS mussel biologist, Jonathan Wardell, releases endangered Carolina Heelsplitter-1

On the Rio Grande - Mexican cannon and doubled guard threatening the town of Brownsville, Texas, November 20th, 1875 LCCN2002716633

historical history

Lahontan cutthroat trout

Kirtland's Warbler Wildlife Management Area

Female California least tern incubates nest

california bird

A share the shore sign on a beach near Oxnard, California.

california beach usfws

Desert Tortoise Awareness Day 2018

reptiles animals

Solstice, an olive ridley sea turtle gets prepped for release

wildlife animals

What's in your bag?

Eagle Creek

Male Service employee working at Spring Creek National Fish Hatchery

Spring Creek National Fish Hatchery scenic

Facade architecture historically

USFWS Fisheries workers prepare to release Lake sturgeon-6

USFWS Fisheries worker takes fin sample from lake sturgeon-4

Nihoa Millerbird Translocation-3

FWS mussel biologist, Morgan Wolf, releases endangered Carolina Heelsplitter-1

biologist mollusk

USFWS Fisheries crew in boat capturing lake sturgeon-1

USFWS Fisheries workers prepare to release Lake sturgeon-4

Service fish marking team member evaluates salmon-1

Service employees working at Spring Creek National Fish Hatchery-4

Service employee collecting Fall Chinook salmon eggs

FWS divers search for salamanders in Spring Lake-2

Service employee collects female Fall Chinook salmon eggs

3501 - 3600 of 3,856 Next page

/ 39