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Display: 20

    • Glossary

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    • 22 Glossary Species Status categories: at- risk species — species of plants and animals that are Federal candidate species and those that the Service has not identified as candidate species, but are facing threat( s) and are potential...
    • Habitat suitability index models: flathead catfish (Pylodictis olivaris)

    • Aquaculture; Aquatic environments; Fishes; Fisheries management; Habitat conservation
    • The habitat use information and Habitat Suitability Index (HSI) models presented in this document are intended for use in impact assessment and habitat management activities. Literature concerning the habitat requirements and preferences of...
    • Habitat suitability index models: Gadwall (breeding)

    • Aquatic birds; Biological control; Habitat conservation; Migratory birds; Wetlands;
    • The basis for this HSI model was developed in a workshop that included the following waterfowl biologists form the Northern Prairie Wildlife Research Center, Jamestown, ND: Leo Kirsch (retired), John Lokemoen, and George Swanson. These individuals...
    • Habitat suitability index models: Blue-winged teal (breeding)

    • Aquatic birds; Biological control; Habitat conservation; Migratory birds; Wetlands;
    • This document is part of the Habitat Suitability Index (HSI) Model Series [Biological Report 82(10)] which provides habitat information useful for impact assessment and habitat management. Several types of habitat information are provided. The...
    • A Talk with Bob Pyle at the SC3 2013

    • Audio Clip; Podcast; Public Lecture; Education;
    • Robert Michael Pyle (born July 19, 1947 in Denver, Colorado) is a lepidopterist and author who has published twelve books and hundreds of papers, essays, stories and poems. He has a Ph.D. from the School of Forestry and Environmental Studies at...
    • Clay Hardy oral history transcript (conducted by Norman Olson)

    • Biography; Biologists (USFWS); Employees (USFWS); History; Military; Management; Aviation; Work of the Service; Wildlife management; Collaboration; Conservation; Native Americans;
    • Clay Hardy oral history interview as conducted by Norman Olson. Clady Hardy also spent time at Brigantine National Wildlife Refuge, Amchika, and in Anchorage.
    • Aily Zirkle oral history transcript

    • Biography; Birds; Employees (USFWS); Biological control; Education; Environmental quality; Environmental education; Winter sports; Wildlife viewing; Wildlife refuges; Villages; Migratory birds; Surveying; Migration;
    • Aily Zirkle oral history interview as conducted via radio interview.
    • Roger Kaye oral history transcript

    • Biography; Employees (USFWS); Aircraft; Aviation; Education outreach; History; Mapping; Management; Native Americans; Outreach; Planning; Trapping; Writing; Wildlife management; Wildlife refuges; Wilderness; Surveying;
    • Roger Kaye oral history interview as conducted by Norman Olson.
    • Richard Tolbers oral history transcript

    • Biography; Employees (USFWS); History; Waterfowl; Surveying; Wildlife refuges; Habitat conservation; Hunting; Research; Law enforcement; Wilderness; Rivers and streams; Birds;
    • Richard Tolbers oral history interview as conducted by Dorothe Norton. Richard also spent time at the St. Paul Federal Building and the Minnesota Valley/Twin Cities Ecological Services Field Office.
    • Estella B. Leopold and Trish Stevenson oral history transcript

    • Biography; History; Landscape conservation; Geology; Fire management; Environmental education; Environments (Natural); Ecosystem recovery;
    • Estella B. Leopold and Trish Stevenson oral history interview as conducted by Stephen Laubach. Estella (youngest daughter of Aldo Leopold) and Trish are talking about the Aldo Leopold Fountain from its beginning to what they envision for the...

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