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  • All fields: captured
(185 results)



Display: 20

    • 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

    • 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

    • 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

    • 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

    • 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

    • 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

    • 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...
    • Virginia Wood and Dr. Robert Weeden oral history transcript

    • Biologists (USFWS); Conservation; History;
    • Virginia "Ginny" Wood and Dr. Robert "Bob" Weeden oral history interview as conducted by Roger Kaye and unknown female. This interview mainly discusses the Conservation Movement in Alaska and the Alaska Conservation Society.
    • Lead hazards to fish, wildlife, and invertebrates: a synoptic reivew

    • Biologists (USFWS); Water; Fishes; Pollutants;
    • Lead (Pb) and its compounds have been known to man for about 7,000 years, and Pb poisoning has been recognized for at least 2,500 years. All credible evidence indicates that Pb is neither essential nor beneficial to living organisms, and that all...
    • Teacher using paper bag and scales to weigh captured bird

    • Bird banding; Perching birds; Statistics;
    • Teacher showing class how to weigh bird captured for banding by using scales and placing bird in paper bag; image taken during National Conservation Training Center course OUT8163 Connecting People to Nature Through Birds.
    • 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

    • 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

    • 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...
    • Explore the world with shorebirds

    • Birds; Shorebirds;
    • A multidisciplinary education guide for grades 2-12 (with sections on "How to Adapt" for Preschool - 1st grade, home schools, youth groups, and nature centers)

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