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  • All fields: Population control
(34 results)



Display: 20

    • This fish is trouble!

    • Adults; Aquatic environments; Biologists (USFWS); Boating; Boats; Ecosystem recovery; Emblems; Employees (USFWS); Environmental quality; Fishes; Fishing; Habitat conservation; Habitat fragmentation; Habitat restoration; Management; Personnel;...
    • A Big Muddy National Wildlife Refuge employee holds an Asian carp, (Invasive species), for the camera.
    • Gray wolf release

    • Endangered species; Mammals; Monitoring; Wildlife management;
    • A gray wolf fitted with a radio collar is released into the wild. The gray wolf or Canis lupus, often known simply as the wolf, is the largest extant wild member of the Canidae family. Though once abundant over much of Eurasia, North Africa and...
    • The ones that did not get away

    • Adults; Aquatic environments; Biologists (USFWS); Boating; Boats; Ecosystem recovery; Emblems; Employees (USFWS); Environmental quality; Fishes; Fishing; Habitat conservation; Habitat fragmentation; Habitat restoration; Management; Personnel;...
    • Big Muddy National Wildlife Refuge employees hold an Asian carp, (Invasive species), for the camera.
    • Setting objectives for managing key deer

    • Mammals; Wildlife management; Population control; Endangered species
    • Diefenbach, D. R.; Wagner, T - U.S. Geological Survey, Pennsylvania Cooperative Fish and Wildlife Research Unit, Pennsylvania State University, University Park, PA; Stauffer, G.T. - Pennsylvania Cooperative Fish and Wildlife Research Unit,...
    • Black-footed ferret

    • Biologists (USFWS); Captive breeding; Employees (USFWS); Endangered species; Equipment; Human impacts; Mammals; Management; Population control; Reintroduction; Trapping; Wildlife management; Wildlife restoration;
    • Fish and Wildlife Service worker at night holding live trap with ferret inside getting ready to release into research area. For more information on the listing status and fact sheets of black-footed ferrets visit...
    • Waterfowl population status 2006

    • Waterfowl; Population control; Surveying; Habitat conservation; Birds;
    • In North America the process of establishing hunting regulations for waterfowl is conducted annually. In the United States the process involves a number of scheduled meetings in which information regarding the status of waterfowl is presented to...
    • John Gavitt oral history transcript

    • History; Biography; Forestry; Forests; Law enforcement; Wilderness; Wildlife management; Wildlife refuges;
    • Oral history interview with John Gavitt. Mark Madison was the interviewer. Reference to CITES
    • Fish flying in formation

    • Adults; Aquatic environments; Biologists (USFWS); Boating; Boats; Ecosystem recovery; Employees (USFWS); Fishes; Fishing; Personnel; Population control; Resource management; Service patch; Uniforms; Wildlife refuges; Work of the Service; Invasive...
    • These Asian carp seem to be flying in formation as they jump out of the water to flee from the electrofishing.
    • The fish are jumping

    • Adults; Aquatic environments; Biologists (USFWS); Boating; Boats; Ecosystem recovery; Emblems; Employees (USFWS); Environmental quality; Fishes; Fishing; Habitat conservation; Habitat fragmentation; Habitat restoration; Management; Personnel;...
    • These Big Muddy National Wildlife Refuge employees electrofish for the Asian carp, (Invasive species).
    • Tree catches fish

    • Adults; Aquatic environments; Biologists (USFWS); Boating; Boats; Ecosystem recovery; Emblems; Employees (USFWS); Environmental quality; Fishes; Fishing; Habitat conservation; Habitat fragmentation; Habitat restoration; Management; Personnel;...
    • This Asian carp, (Invasive species), jumps up to the trees to escape the long arm of the biologists.
    • Conserving America's fisheries: a proud past, a bright future

    • Endangered species; Fisheries management; Fishes; Fishing; Overfishing; Population control; Work of the Service; History
    • This is a description of the inception, history and continuing work of the U.S. Fish and Wildlife Service's Fisheries Program. It explains briefly what the program is doing to help remove overfished species from the endangered species list.

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