5,141 Free Images of Freshwater

work of the service employees(usfws)research fish freshwater fish fishery equipment new york freshwater mussel biologists(usfws)

Ball valves in the multi-tank system

equipment science

Needle inserted into the gill tissue

research science

Glochidia are poured into the infestation bath

equipment science

Biologist releases salmon-3

underwater fish

Conglutinates of the fanshell

equipment science

Puntigrus anchisporus

Caridina multidentata

n76_w1150

Biologist releases salmon-2

underwater fish

USFWS Fisheries workers releasing lake sturgeon-1

Biologists learn how to grow freshwater mussels-1

equipment train

USFWS Fisheries workers releasing lake sturgeon-1

Petri dish captures the harvested glochidia

equipment science

Slits on outer stand pipe create currents

equipment science

Biologists learn how to grow freshwater mussels-1

equipment train

Glochidia on bass gill-1

underwater fish

Biologists learn how to grow freshwater mussels-8

equipment train

USFWS Fisheries workers releasing lake sturgeon-1

USFWS Fisheries workers releasing lake sturgeon-1

Conglutinates of the Sheepnose mussel

research science

Biologist releases salmon

Bulk algae cultures growing in Biofence

equipment fishery

Biologists learn how to grow freshwater mussels-4

equipment train

Biologists learn how to grow freshwater mussels-1

equipment train

USFWS Fisheries workers releasing lake sturgeon-1

USFWS Fisheries workers releasing lake sturgeon-5

USFWS Fisheries workers releasing lake sturgeon-2

USFWS Fisheries workers releasing lake sturgeon-1

USFWS Fisheries workers releasing lake sturgeon-1

Scuba diving for freshwater mussel survey-4

USFWS Fisheries workers releasing lake sturgeon-2

Students laying underwater transects-5

Shinyrayed pocketbook-2

USFWS Fisheries workers releasing lake sturgeon-5

Plankton net on recirculating propagation system-1

equipment science

USFWS Fisheries workers releasing lake sturgeon-1

Glochidia on bass gill-4

underwater fish

USFWS Fisheries workers releasing lake sturgeon-2

USFWS Fisheries workers releasing lake sturgeon-3

Biologists learn how to grow freshwater mussels-1

equipment train

Biologists learn how to grow freshwater mussels-2

equipment train

Glochidia on bass gill-1

underwater fish

Fishing the Andreafsky River-1

USFWS Fisheries workers releasing lake sturgeon-6

Little boy holding brown trout

USFWS Fisheries workers releasing lake sturgeon-2

USFWS Fisheries workers releasing lake sturgeon-2

USFWS Fisheries workers releasing lake sturgeon-1

Glochidia on bass gill-2

underwater fish

USFWS Fisheries workers releasing lake sturgeon-1

Glochidia on bass gill-2

underwater fish

Glochidia on bass gill-2

underwater fish

Biologists sample pacific salmon-2

Self-cleaning tank from a multi-tank system

equipment research

Biologists learn how to grow freshwater mussels-1

equipment train

Glochidia are pipetted onto the gills of the mudpuppy

equipment science

USFWS Fisheries workers releasing lake sturgeon-1

Biologists learn how to grow freshwater mussels-1

equipment train

FWS employee checking floating mussel cages at state dock, Lake Cumberland

equipment water

Biologists learn how to grow freshwater mussels-1

equipment train

Biologists learn how to grow freshwater mussels-1

equipment train

Researcher at Bozeman Fish Technology Center

Catskills Mountains and freshwater marsh, NY

Syringes filled with clean water for harvesting glochidia

equipment science

USFWS Fisheries workers releasing lake sturgeon

USFWS Fisheries workers releasing lake sturgeon-1

Female brook floater

research science

USFWS Fisheries workers releasing lake sturgeon-1

Paddlefish underwater

underwater fish

Glochidia being mixed with a turkey baster

equipment science

USFWS Fisheries workers releasing lake sturgeon-1

USFWS Fisheries workers releasing lake sturgeon-1

Filter cup used to collect juvenile mussels

equipment science

Culture plates under an inverted microscope

equipment science

Juvenile mussels in a gridline Petri dish

equipment science

Using a clam rake to collect mussels

equipment science

Glochidia on bass gill-1

underwater fish

USFWS Fisheries workers releasing lake sturgeon-1

USFWS Fisheries workers releasing lake sturgeon-4

USFWS Fisheries workers releasing lake sturgeon-5

Biologists learn how to grow freshwater mussels-1

equipment train

USFWS Fisheries workers releasing lake sturgeon-1

USFWS Fisheries workers releasing lake sturgeon-1

USFWS Fisheries workers releasing lake sturgeon-2

Aquarium

Smallmouth Buffalo (Ictiobus bubalus)

wildlife buffalo

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Chlamydomonas

chlamydomonadaceae chlamydomonas

Saltwater Intrusion

management human

MV Freshwater. Sydney.

Hygrophila polysperma

Aquarium

juvenile coho salmon, Fish Creek Alaska

n37_w1150

great britain fish

Silhouette of Fisherman

landscape nature

Biologist inspects fish weir

Biologist releases salmon-1

FWS employee checking floating mussel cages at state dock, Lake Cumberland-4

equipment water

PVC pipe and coupler used to form a filter cup

equipment science

Scuba diving for freshwater mussel survey-1

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