2,987 Free Images of Biologist

work of the service biologists(usfws)west virginia freshwater mussel fish water train survey employees(usfws)mollusk

Students examine freshwater mussels on shore-2

underwater water

Shinyrayed pocketbook-2

Students surveying freshwater mussels-1

underwater water

Students surveying freshwater mussels-1

underwater water

Students surveying freshwater mussels-2

underwater water

Students surveying freshwater mussels-1

underwater water

Students examine freshwater mussels on shore

underwater train

Students surveying freshwater mussels-1

Karen Sinclair, a fish and wildlife biologist with the U.S. Fish and Wildlife Service in Ventura looks for California brown pelicans during the biannual brown pelican survey held along the West Coast.

biologist survey

Kendra Chan, a fish and wildlife biologist with the U.S. Fish and Wildlife Service in Ventura looks for California brown pelicans during the biannual brown pelican survey held along the West Coast.

biologist survey

Viola adunca or Western Dog Violet

Biologist bands a teal

field work bird

Oyster castles to be built at Chincoteague NWR

Tagged Monarch and child-1

butterfly animals

FWS employees surveying and assessing rivers and streams-1

FWS employees surveying and assessing rivers and streams-1

Stream bed in the forest-4

FWS employees surveying and assessing rivers and streams-2

FWS employees surveying and assessing rivers and streams-3

Laboratory analysis by Service geneticist

washington fish

Steelhead measurements

Fishery biologist with Silver carp-2

Freshwater mussels-2

equipment montana

Student surveying freshwater mussels-2

underwater water

Student surveying freshwater mussels-1

underwater water

Students surveying freshwater mussels-2

underwater water

Inside of mesh culture chamber

Students surveying freshwater mussels-1

underwater water

Students surveying freshwater mussels-1

underwater water

Students laying underwater transects-1

underwater water

Instructor and student identify fish in the lab classroom

Indigo bunting

Monarch and children

Bird banding data

Fishery employee feeds fish

Fishery biologist with Smallmouth Buffalo fish

Fisheries biologist holds massive carp

PEARL, RAYMOND, PH.D., BIOLOGIST LCCN2016869081

historical history

PEARL, RAYMOND, PH.D., BIOLOGIST LCCN2016869082

historical history

Léon Diguet

historical history

Shawn Milar is a biologist with the U.S. Fish and Wildlife Service, the lead federal agency for the protection of threatened and endangered fish, wildlife, plants, and their habitats.

Biologist searches for bird nests - Arctic Bird Fest 2019

Illinois DNR biologist Steve Robillard describes hand clipping operations to a congressional staff member.

people & partners mass marking

USFWS biologist tagging a monarch

animals science

Collecting caribou scat

Collecting vegetation samples

Volunteer avian biologists on the m/v Ursa Major II

volunteer alaska

Fish and wildlife biologist Shawn Milar lends a helping hand to a second grader from Santa Rita Elementary School.

Chris Geremia, Senior Bison Biologist at Rescue Creek

Fisheries biologist holds massive bighead carp

FWS employees surveying and assessing rivers and streams-1

Fishery biologist with Silver carp-12

Fishery biologist with Silver carp-4

Employee tracks fish in wetland area

Service employee with fish nutrition research equipment

washington fish

Fishery biologist monitors acoustic hydrophone data-2

Lost River sucker

washington fish

Mussel culture chambers taken apart for demonstration

Students surveying freshwater mussels-1

Students surveying freshwater mussels-2

underwater water

Students surveying freshwater mussels-2

underwater water

Manual siphoning of juveniles from static aquaria

equipment science

Students surveying freshwater mussels-2

underwater water

Susan Wynn, biologist for USFWS, and Pete Famolaro, biologist with Sweetwater Authority, releasing Quino

Kendra Chan (left) and Karen Sinclair, fish and wildlife biologists with the U.S. Fish and Wildlife Service in Ventura, during the biannual brown pelican survey along the West Coast.

biologist survey

PIT tags on the Northern riffleshell

Spawning equipment-6

Alligator gar-2

Service employee removes Indigo Bunting from mist net

Tagged Monarch and child

butterfly animals

Tagged Monarch and child-1

butterfly animals

Striped shore crab (Pachygrapsus crassipes)

Collecting caribou scat

Man scientist

scientist 😃 emoji

FWS employees surveying and assessing rivers and streams-2

Fisheries biologist holds massive carp-5

Fishery biologist monitors acoustic hydrophone data

Abernathy Fish Technology Center-1

washington fish

Fish ID

FWS at Pendills Creek National Fish Hatchery

equipment michigan

Students examine freshwater mussels on shore-1

underwater people

Excised gills being placed in the culture media

equipment science

Students examine freshwater mussels on shore-1

underwater water

FWS biologist holds a purple bankclimber freshwater mussel-4

Juvenile freshwater mussels added to a cage

Students surveying freshwater mussels-3

underwater water

Largemouth bass being poured through a net

equipment science

Holding a California Condor

wildlife refuge california

Culture plates under an inverted microscope

equipment science

Students surveying freshwater mussels-1

underwater water

Students examine freshwater mussels on shore-2

underwater water

NCTC Fish ID instructor helps a student

NCTC Fish Identification instructor helps a student

Instructor and student identify fish in the lab classroom-3

Fish identification

NCTC Fish ID instructor helps a student-2

Estuarine habitat of the Tidewater goby

california fish

Biology fieldwork

Fishery biologist weighs large Silver carp

Loading boat on Missouri River

2001 - 2100 of 2,987 Next page

/ 30