3,049 Free Images of Biologist

work of the service biologists(usfws)employees(usfws)fish service patch freshwater mussel fishery water west virginia equipment

Fishery biologist with Silver carp-1

Employees at a boat dock

Fishery biologist monitors acoustic hydrophone data-3

Little brown bat wing inspection

science mammals

Fishery biologist with Silver carp-4

Bird banding a Gray Catbird

Laboratory analysis by Service geneticist-3

Research tools at the Abernathy Fish Technology Center

washington fish

Gulf sturgeon on boat in holding tank

Students surveying freshwater mussels-1

Service employee at Abernathy Fish Technology Center

washington fish

Excision of the demibranchs for in vitro culture

Largemouth bass being poured through a net

equipment science

Fishery biologist with Silver carp-12

USFWS biologist Lara Drizd observes a sunning monarch butterfly at Camino Real Park in Ventura.

ventura fish and wildlife office checkflickr

Viola adunca or Western Dog Violet

Biologist bands a teal

field work bird

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

Biologist, Erik Oberg, photographs a firey hunter beetle for the insect macro photography collection

yellowstone employee

Fisheries folk

united states biologist

Students surveying freshwater mussels-2

underwater water

FWS employee treats water for truck livewells-1

equipment michigan

Employee holding an I'iwi

Monitoring the gills of fish host during infestation

equipment science

Employee nets fish in canal

adventure water

Researcher examines a freshwater mussel-1

equipment research

FWS at Pendills Creek National Fish Hatchery-1

equipment michigan

Tidewater Goby -2

california fish

Instructor and student identify fish in the lab classroom-1

Manual siphoning of juveniles from static aquaria

equipment science

Students surveying freshwater mussels-2

underwater water

Fishery biologist with Silver carp-1

Plankton net on recirculating propagation system-2

equipment science

Mussel culture chambers taken apart for demonstration

FWS employees surveying and assessing rivers and streams-3

FWS employees surveying and assessing rivers and streams-1

Students surveying freshwater mussels-3

Students surveying freshwater mussels-2

underwater water

Loading boat on Missouri River-1

Service personnel with fish nutrition research equipment

washington fish

Researcher examines a freshwater mussel

equipment people

Lost River sucker

washington fish

Fishery biologist monitors acoustic hydrophone data-2

Students surveying freshwater mussels-2

underwater water

Excised gills being placed in the culture media

equipment science

Employee tracks fish in wetland area

Service employee with fish nutrition research equipment

washington fish

NCTC Fish ID instructor helps a student-3

Employee nets fish in canal-1

colorado people

Students surveying freshwater mussels-4

Portrait of Charles Robert Darwin (1809-1882), Biologist (2550753587), Ernest Edwards

collections of the smithsonian institution libraries portraits of charles darwin

Fishery biologist with large Silver carp-6

Pipetting glochidia onto the gills of an anesthetized fish

Steelhead Tagging Station on Eagle Creek

Service employee processing a specimen

Service employee with Red-eyed Vireo

Lost River sucker-1

washington fish

Wing band on Little brown bat-1

science mammals

Service employee with jar of specimens

Fishery biologist with large Silver carp-2

Lost River sucker-1

washington fish

Male Chinook being milked

Inside of a suspended upwelling system culture chamber-2

Stocking fish-1

Mountain Goat Research Crew

vegetables water

Striped shore crab (Pachygrapsus crassipes)

Collecting caribou scat

Ojai, Calif. (March 18, 2017) – Ventura Fish and Wildlife Office biologist Kendra Chan talks shore birds with a young visitor during an event at the Libbey Bowl celebrating women in science, and longtime condor advocate Jan Hamber.

conservation biologist

Seasonal Employees

Biologist sets a net - Arctic Bird Fest 2019

Collecting caribou scat

Forest Service Biologist applying seed with Washington Conservation Corps, Olympic National Forest

landscape nature

Monitoring insects on the Arctic tundra

Biologist with a Blue Catfish (Ictalurus furcatus)

wildlife catfish

Volunteers with biologist Robin Corcoran: August 2012 Nearshore Marine Bird Survey

Fisheries biologist searching for invasive carp on the Illinois River-2

Kids learning about the Monarch butterfly

Students surveying freshwater mussels

Largemouth bass in the infestation bath

FWS employee conducting field research in Arctic NWR

Glochidia of the golden riffleshell-1

equipment science

Researcher holds Little brown bat-2

science mammals

Spruce-fir moss spider in hand

mountain forest

Biologist operates work boat searching for invasive carp-4

Monitoring the gills of fish host during infestation-3

equipment science

Students surveying freshwater mussels-1

underwater water

Biologist operates work boat searching for invasive carp-4

Banding a young Osprey

Service employee working with fish nutrition research equipment

washington fish

Students surveying freshwater mussels-2

underwater water

Fish Nutritionist dries and inspects fish food-1

Students surveying freshwater mussels-1

underwater water

Gray Catbird-4

Biologist operates work boat searching for invasive carp-1

Service employee holds Indigo bunting

Employee tracks fish in wetland area-1

Lost River sucker-3

washington fish

Mussel culture chambers removed from the mussel bunker

Abernathy Fish Technology Center-1

Service staff learn about the nesting seabirds

massachusetts bird

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