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  • All fields: Biologists (USFWS)
(165 results)



Display: 20

    • Polar bear biologist labels blood samples

    • Mammals; Management; Wildlife management; Snow; Employees (USFWS); Biologists (USFWS); Endangered species;
    • A U.S Fish and Wildlife Service polar bear biologist labels blood samples taken from a bear under examination.
    • Sample Testing of Spawned Salmon

    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service;
    • Scale and genetic testing are performed on some of the fish after they have donated to the spawning process.
    • Spawning Room

    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service;
    • The spawning room at the Spring Creek National Fish Hatchery.
    • Cleaning Equipment

    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service; uniforms; service patch;
    • Everything is cleaned with an iodine solution and water after each use.
    • Holding area for fertilized eggs

    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service;
    • The fertilized eggs are placed in these holding areas with an iodine solution, which kills bacteria.
    • Male Chinook being milked

    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service; uniforms; service patch;
    • Male Chinooks are milked and the eggs are then fertilized.
    • Rinsing Eggs

    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service;
    • The eggs are rinsed a final time.
    • Female Chinook Being Spawned

    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service;
    • The eggs are removed from the females and placed in a container. Each female Chinook has between 4,000-5,000 eggs.
    • Male and female Chinook salmon

    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service;
    • Male and female Chinook salmon are separated prior to spawning.
    • Nutrition Biologist

    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service;
    • Heidi Lewis, a nutrition biologist, in the nutrition lab at the Abernathy Fish Technology Center.
    • Testing Samples

    • Fish hatcheries; Fisheries management; Fishes; Employees (USFWS); Biologists (USFWS); Work of the Service;
    • Nathan Hyde, a biological technician, prepares a sample of fish food to test in the Nitrogen Analyzer, which reads the percent nitrogen of each sample, which then calculates the protein level by running a multiplication formula.
    • Employees at a boat dock

    • Employees (USFWS); Biologists (USFWS); Work of the Service; Wildlife refuges; Wildlife management; Polar;
    • In a remote corner of northwestern Alaska lies Selawik Refuge, a special place of extreme climate, free-flowing rivers, and abundant wildlife. Here where the boreal forest of Interior Alaska meets the arctic tundra, thousands of waterfowl,...
    • Service employees riding in a boat

    • Employees (USFWS); Biologists (USFWS); Work of the Service; Wildlife refuges; Wildlife management; Polar;
    • In a remote corner of northwestern Alaska lies Selawik Refuge, a special place of extreme climate, free-flowing rivers, and abundant wildlife. Here where the boreal forest of Interior Alaska meets the arctic tundra, thousands of waterfowl,...
    • Service employee holding a Red-tailed Hawk

    • Employees (USFWS); Wildlife refuges; Biologists (USFWS); Birds of prey; Raptors;
    • A U.S. Fish and Wildlife Service employee holding a Red-tailed Hawk. The Alaska Highway is the northern boundary of the 682,604 acre Tetlin Refuge for 65 miles northwest of Alaska-Yukon border. From scenic overlooks you can view wetlands important...
    • Service biologist untangling a bird from a mist net

    • Work of the Service; Wildlife refuges; Birds; Employees (USFWS); Service patch; Biologists (USFWS)
    • U.S. Fish and Wildlife Service employee untangling bird from a mist net. The Alaska Highway is the northern boundary of the 682,604 acre Tetlin Refuge for 65 miles northwest of Alaska-Yukon border. From scenic overlooks you can view wetlands...
    • California Condor

    • Wildlife management; Endangered species; Biologists (USFWS); Scientific personnel (USFWS)
    • USFWS wildlife biologists manage California Condor populations
    • Nutria tags are prepared

    • Aquatic animals; Invasive species; Mammals; Rodents; Wildlife management; Trapping; Tagging; Biologists (USFWS);
    • Biologists prepare a tag for a nutria. The animals are trapped in order to tag them to better understand the habits of nutria and to prevent overpopulation.
    • California Condor

    • Wildlife management; Biologists (USFWS); Personnel; Endangered species; Birds; Birds of prey; Raptors;
    • USFWS wildlife biologists manage California Condor populations
    • California Condor

    • Wildlife management; Biologists (USFWS); Personnel; Endangered species; Birds; Birds of prey; Raptors;
    • USFWS wildlife biologists manage California Condor populations

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