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  • All fields: captured
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Display: 20

    • More where that came from.

    • More where that came from.
    • Aquaculture; Aquatic environments; Banks; Biologists (USFWS); Coastal zone management; Emblems; Employees (USFWS); Equipment; Fishes; Fishing; Fisheries management; Freshwater fishes; Marine environments; Marine ecology; Personnel; Plants;...
    • U.S. Fish and Wildlife Service employee holds up samples of the fish captured for study.
    • Captured nutria awaits tagging

    • Captured nutria awaits tagging
    • Aquatic animals; Invasive species; Mammals; Rodents; Wildlife management; Trapping; Tagging;
    • A nutria in a cage waits to get a tail tag. Tagging the animals will help biologists better understand the animal and prevent their spread.
    • Grass carp

    • Grass carp
    • Aquatic environments; Fishes; Fisheries management;
    • Colby Wrasse of the Carterville Fish and Wildlife Conservation Office holds a grass carp captured during a fishery assessment.
    • Asian carp

    • Asian carp
    • Aquatic environments; Fishes; Fisheries management;
    • Three species of Asian carp (from top: bighead carp, silver carp, and grass carp) captured on the Missouri River floodplain.
    • Grass carp

    • Grass carp
    • Aquatic environments; Fishes; Fisheries management;
    • U.S. Geological Survey staff holds a wild captured grass carp from the Missouri River.
    • David Trauger oral history transcript

    • David Trauger oral history transcript
    • Biography; Employees (USFWS); History; Realty; International conservation; Waterfowl; Habitat conservation; Migration; Aviation;
    • Dr. David Trauger oral history interview as conducted by John Cornely. Others areas Dr. Trauger at or for include: Great Plains Waterfowl Research Station, Mt. Moriah Wetland Production Area, Crystal Springs Study Area, Northern Prairie Wildlife...
    • A talk with Nancy Langston

    • A talk with Nancy Langston
    • Biological control; Biologists (USFWS); Diseases; Environmental education; Farms and farming; Podcast; Public Lecture;
    • In 1941 the Food and Drug Administration approved the use of diethylstilbestrol (DES), the first synthetic chemical to be marketed as an estrogen and one of the first to be identified as a hormone disruptor—a chemical that mimics hormones. Its...
    • Sanford Wilbur oral history transcript

    • Sanford Wilbur oral history transcript
    • Birds; Biography; Employees (USFWS); Endangered species; Personnel; Wildlife refuges; Migratory birds; Management; Research; Habitat conservation;
    • Sanford Wilbur oral history transcript as conducted by John Cornely. In addition to working at Minidoka and Sacramento National Wildlife Refuges, Sanford worked at the Region 1 office in Portland, Oregon as the coordinator for the Wilderness Act...
    • Molt and aging critera for four North American grassland passerines

    • Molt and aging critera for four North American grassland passerines
    • Birds; Grasslands; Migratory birds; Perching birds; Research; Species of concern;
    • This is a description of the molt and aging criteria for four grassland passerines. The species covered are Sprague's Pipit, Grasshopper sparrow, Baird's sparrows, and Chestnut-collared Longspurs. Molt information is important for determining...
    • Cassin's sparrow status assessment and conservation plan

    • Cassin's sparrow status assessment and conservation plan
    • Birds; Migratory birds; Monitoring; Perching birds; Research; Statistics; Species of concern; Wildlife management;
    • This is a status assessment and conservation plan for the Cassin's Sparrow. It includes a description and natural history of the bird, as well as range information pertinent to breeding, migration and wintering, monitoring activities, population...

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