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U.S. Fish & Wildlife Service

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570 national wildlife refuges, 70 fish hatcheries, and 20 million acres of wilderness
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Wichita Mountains Wildlife Refuge

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La Crosse Fish Health Center

La Crosse Fish Health Center

La Crosse Fish Health Center
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A juvenile lake trout lays in a hand.

Science and Technology

Marking fish for maximum impact

Biologist holding an adult lake trout

Taking stock of our progress for lake trout

A biologist holds a juvenile lake sturgeon

Habitat Restoration

Giving lake sturgeon a strong start

A Service Veterinarian examines the health of juvenile salmon at Leavenworth National Fish Hatchery

A Rx for Conservation

Biologist using tweezers to find tapeworms in fish intestines

Science and Technology

Leading Experts in Parasitology Visit La Crosse (WI) Fish Health Center

Vials in vial holder in lab

Science and Technology

Unraveling Mysteries through Collaboration

a big silver colored fish

Wildlife Management

Wild Fish Health Survey - Protecting Wild Fisheries

A graphic showing a red stop sign with a boat on a ramp.

Clean, Drain, Dry

A pile of mussels.

Wildlife Wonders

Flexing the Mussels of Freshwater Rivers

A juvenile lake trout lays in a hand.

Science and Technology

Marking fish for maximum impact

Biologist holding an adult lake trout

Taking stock of our progress for lake trout

A biologist holds a juvenile lake sturgeon

Habitat Restoration

Giving lake sturgeon a strong start

A Service Veterinarian examines the health of juvenile salmon at Leavenworth National Fish Hatchery

A Rx for Conservation

Biologist using tweezers to find tapeworms in fish intestines

Science and Technology

Leading Experts in Parasitology Visit La Crosse (WI) Fish Health Center

Vials in vial holder in lab

Science and Technology

Unraveling Mysteries through Collaboration

a big silver colored fish

Wildlife Management

Wild Fish Health Survey - Protecting Wild Fisheries

A graphic showing a red stop sign with a boat on a ramp.

Clean, Drain, Dry

A pile of mussels.

Wildlife Wonders

Flexing the Mussels of Freshwater Rivers

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An official website of the Department of the Interior