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    • Fritz Knopf oral history transcript

    • Employees (USFWS); Biography; Riparian environments; Military; Habitat conservation; Birds; Biologists (USFWS); Prairies; History
    • Fritz Knopf oral history interview as conducted by John Cornely. Fritz worked at the United States Fish and Wildlife Service, Denver Wildlife Research Center starting in 1980. Since then the Center has undergone several name changes and was part...
    • Bull trout: salvelinus confluentus

    • Fishes; Freshwater fishes; Threatened species;
    • This fact sheet describes the bull trout. Differences between bull trout and other salmonids, particularly Dolly Varden are explained. It also briefly describes the fish's breeding and feeding habits, the water conditions it prefers, and the...

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