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  • All fields: 2011-03-04
(2 results)



Display: 20

    • Male and female Chinook salmon

    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service;
    • Male and female Chinook salmon are separated prior to spawning.
    • 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.

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