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An adult showing a child how to fish looking over the railing at a fish hatchery.

Fishing Through the Seasons - At National Fish Hatcheries

Science and Technology

USFWS Region 4 Hatchery Staff Work Together to Monitor Lake Sturgeon Released in the Tennessee River

a shiny brown tube like fish

Wildlife Wonders

A Note on Lampreys

fish in a hand with mountains in the background

History and Culture

Chinook salmon fry juvenile fish in murky green-brown water with vegetation on both sides.

Migratory Species

a beaver dam in a wetland

Wildlife Wonders

Beavers Can Build, but Rivers Rule the Roost

A long and slender fish, dark in color, with white spots, swimming along a grass covered stream bed.

school bus passing over a fish passage culvert

Habitat Restoration

a brown speckled fish

Burbot: The Singsong Gadoid

Close up of a juvenile sturgeon's head. Left eye is visible.

Migratory Species

Sturgeon Snoots and Scutes

Biologists visually inspect juvenile mussels

Science and Technology

Living Stream Tank for Freshwater Mussels

Wildlife Wonders

Rivers: America’s Lifeblood

Black and white photo of a man bent over, pressing milt from a male salmon into a metal bucket. 5 or 6 other fish lie on boards on the ground behind him.

History and Culture

Cycle of Life: Raising Salmon Since 1940

History and Culture

First Woman of Fisheries

Endangered Species Act

Proposed Delisting of Snail Darter Due to Recovery

Wildlife Wonders

The Incredible Journey

A fish swims in a tank with other fish and has a large mouth and dark, horizontal stripe along the side of its body.

Science and Technology

How to Enroll in the Investigational New Animal Drug (INAD) Program

Wildlife Management

Injurious Listings Protect Native Wildlife

A small, spotted fish swimming.

Science and Technology

Quick Guide for Drug Receipts

Native Cutthroat trout swimming in Yellowstone National Park

Science and Technology

Investigational New Animal Drugs (INADs) University - Sophomore Level

Native Cutthroat trout swimming in Yellowstone National Park

Science and Technology

Investigational New Animal Drugs (INADs) University - Junior Level

Native Cutthroat trout swimming in Yellowstone National Park

Science and Technology

Investigational New Animal Drugs (INADs) University - Freshman Level

Native Cutthroat trout swimming in Yellowstone National Park

Science and Technology

Investigational New Animal Drugs (INADs) University - Senior Level

Science and Technology

Aquatic Animal Drugs Keep Fish Healthy