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(172 results)



Display: 20

    • A conversation with William Souder

    • Education; Environmental education; Podcast; Public Lecture;
    • William Souder’s work has appeared in many publications, including the Washington Post, New York Times, and Harper’s. He is the author of three books. A Plague of Frogs (2000) followed the investigation into outbreaks of deformed frogs across...
    • A guide to nestling development and aging in altricial passerines

    • Birds; Perching birds; Research; Statistics;
    • This is a guide to altricial passerines. It has an explanation of variables used for aging birds and an explanation of methodology employed, and provides information obtained while recording the early aging of the Dusky Flycatcher, the Carolina...
    • A preliminary biological assessment of Kirwin National Wildlife Refuge

    • Biological control; Physical geography; Research; Wildlife refuges;
    • This is a preliminary biological assessment of Kirwin National Wildlife Refuge. Stimulation for the report was based on the concept that future decisions related to the biological portion of the Comprehensive Conservation Plan will be based on the...
    • American Rubyspot Damselfly

    • Insects; Aquatic environments; Riparian environments; Rivers and streams;
    • The beautiful rubyspot damselfly is difficult to mistake for any other species in California with its brightly colored thorax, bright red spot at the base of the wings,and large size. While occasionally found at large lakes, its most typical...
    • Art Hawkins and Betty Hawkins oral history transcript

    • History; Biography; Personnel;
    • Art Hawkins and Betty Hawkins oral history interview with Mark Madison as interviewer. Various fragments of an oral history/conversational with Art Hawkins and his wife, Betty Hawkins. Date is unspecified.
    • Atlantic salmon smolts

    • Aquaculture; Anadromous species; Endangered and/or Threatened species; Fishes; Fisheries management;
    • Atlantic salmon spend the first two years of life in the fresh water habitats of their native stream (occasionally three, depending upon food availability). At two years of age, the fish undergo the process of smoltification, resulting in changes...
    • Ave Thayer oral history transcript

    • Biography; Employees (USFWS); History; Hunting; Law enforcement; Trapping; Surveying; Aircraft; Aviation; Mammals; Management; Habitat conservation; Rivers and streams; Wilderness;
    • Ave Thayer oral history interview as conducted by Mark Madison. As well as working at Arctic National Wildlife Refuge and Kenai Moose National Wildlife Refuge, Mr. Thayer also worked in Anchorage under the Alaska Game Commission, and in McGrath,...
    • Averill S. Thayer oral history transcript

    • Employees (USFWS); Environments (Natural); History; Law enforcement; Habitat conservation; Research; Wildlife management; Wildlife refuges; Mammals; Fishes; Aircraft; Aviation; Surveying; Biography; Military; Trapping; Wilderness; Bird banding;...
    • Averill S. Thayer oral history interview as conducted by Jim King.
    • Bernard Angus oral history transcript

    • Biography; History; Employees (USFWS); Soil conservation; Wetlands;
    • Bernard Angus oral history interview as conducted by Dorothe Norton. Angus Bernard worked for the Soil Conservation Service and later at the Wetland Management District in Benson, Minnesota.
    • Best practices for migratory bird care during oil spill response

    • Environmental quality; Migratory birds; Oil spills; Wildlife restoration; Birds
    • This publication is is the result of a Fish and Wildlife Countermeasures Coordination Project undertaken by the U.S. Fish and Wildlife Service (USFWS). The goals of the project include the development of national “best practices” using...
    • Bobcat

    • Mammals; Wildlife;
    • Bobcat crouched beside dried vegetation near road. Bobcats are medium-sized cats and cousin to the lynx. Their coat varies in color from shades of buff or brown fur with spotted or lined markings in dark brown or black. Their habitat varies from...
    • California condor (Gymnogyps californianus) recovery plan. Third revision.

    • Endangered and/or threatened; Birds; Birds of prey; Captive breeding; Reintroduction; Raptors;
    • 1976, (41 FR 187). Long recognized as a vanishing species (Cooper 1890, Koford 1953, Wilbur 1978), the California condor remains one ofthe world’s rarest and most imperiled vertebrate species. Despite intensive conservation...

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