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  • All fields: SPRING CREEK NATIONAL FISH HATCHERY
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Display: 20

    • Removing Pre-smolts from Hatchery Raceways

    • Removing Pre-smolts from Hatchery Raceways
    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Service patch;
    • U.S. Fish and Wildlife Service employees move (known as 'crowding' juvenile Tule Fall Chinook salmon to the end of a raceway, or "pond," where the fish will enter an opened raceway gate, swim down a Hatchery channel, and then out the Hatchery...
    • Tule Fall Chinook Females

    • Tule Fall Chinook Females
    • Fish hatcheries; Fisheries management; Fishes; Work of the Service;
    • Tule fall Chinook females being bled out. Without this step blood can fix with the eggs and prevent fertilization.
    • Fish and wildlife news: special issue on children and nature

    • Fish and wildlife news: special issue on children and nature
    • Connecting people with nature; Environmental education; Recreation
    • This special edition of Fish & Wildlife News provides a glimpse of what Service employees from coast to coast are already doing to reconnect children with nature. From the Don Edwards San Francisco Bay National Wildlife Refuge, where youngsters...
    • Fish Ladder

    • Fish Ladder
    • Fisheries management; Fishes; Fish hatcheries;
    • This fish ladder leads directly from the Columbia River. Salmon returning from the Pacific Ocean travel hundreds of miles to reach the place of their birth. The salmon's sense of smell will lead them up the river, to the fish ladder and right back...
    • Fish Ladder

    • Fish Ladder
    • Fish hatcheries; Fisheries management; Fishes;
    • This fish ladder leads directly from the Columbia River. Salmon returning from the Pacific Ocean travel hundreds of miles to reach the place of their birth. The salmon's sense of smell will lead them up the river, to the fish ladder and right back...
    • Spawning Room

    • Spawning Room
    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service;
    • The spawning room at the Spring Creek National Fish Hatchery.
    • Holding Room

    • Holding Room
    • Fish hatcheries; Fisheries management; Fishes; Work of the Service;
    • The holding room at Spring Creek National Fish Hatchery where the eggs will live until they hatch.
    • Holding Area For Fertilized Eggs

    • Holding Area For Fertilized Eggs
    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service;
    • The fertilized eggs are placed in these holding areas with an iodine solution, which kills bacteria.
    • Rinsing Eggs

    • Rinsing Eggs
    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service;
    • The eggs are rinsed a final time.
    • Female Chinook Being Spawned

    • Female Chinook Being Spawned
    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service;
    • The eggs are removed from the females and placed in a container. Each female Chinook has between 4,000-5,000 eggs.
    • Sample Testing of Spawned Salmon

    • Sample Testing of Spawned Salmon
    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service;
    • Scale and genetic testing are performed on some of the fish after they have donated to the spawning process.
    • Male Chinook Being Milked

    • Male Chinook Being Milked
    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service; uniforms; service patch;
    • Male Chinooks are milked and the eggs are then fertilized.

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