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    • Tidal marshes:  the boundary between land and ocean

    • Wetlands; Wildlife management; Human impacts; Coastal environments;Estuarine environments; Coastal environments
    • Tidal marshes of the United States cover about 13,000 square miles, approximately the combined area of Connecticut and Massachusetts. From a global perspective, marshes form a narrow fringe of intertidal flats along ocean coasts. They are vegetated...
    • Survey Methods for Frog Abnormalities on National Wildlife Refuges

    • Videography;Environmental Education;aquatic animals;wildlife conservation;education;amphibians; Wildlife management;
    • This training video is designed for technicians and biologists who are sampling wetlands to determine the percentage of abnormal-appearing frogs, primarily at USFWS National Wildlife Refuges. The purpose of this video is to show the proper survey...

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