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  • All fields: biological
(38 results)



Display: 20

    • Devereux Slough Coastal Wetland Project

    • Wetland restoration; Wetlands; Habitat restoration; Coastal environments; Coastal restoration; Coastal zone management;
    • The California Coastal Conservancy was awarded $1 million to help acquire and permanently protect a 63-acre property in Santa Barbara County, California. This project will also result in the restoration of approximately 13 acres of coastal wetlands...
    • Prescribed burn

    • Adults; Biological control; Fire management; Foliage; Grasslands; Habitat conservation; Habitat fragmentation; Invasive species; Personnel; Prescribed burning; Resource management; Uniforms; Vegetation; Wildlife refuges; Work of the Service;...
    • Prescribed burn on the refuge.
    • Prescribed burn

    • Adults; Biological control; Fire management; Foliage; Grasslands; Habitat conservation; Habitat fragmentation; Invasive species; Personnel; Prescribed burning; Resource management; Uniforms; Vegetation; Wildlife refuges; Work of the Service;...
    • Smoke filled prescribed burn on the refuge.
    • Regrowth

    • Adults; Agricultural ecosystems; Agriculture; Amphibious vehicles; Aquatic environments; Aquatic plants; Banks; Biological control; Boating; Boats; Coastal environments; Ecosystem recovery; Emblems; Equipment; Fire management; Foliage; Habitat...
    • FWS employee examines an area of regrowth from an airboat.
    • Regrowth area

    • Adults; Agricultural ecosystems; Agriculture; Aquatic environments; Aquatic plants; Banks; Biological control; Boating; Boats; Coastal environments; Ecosystem recovery; Emblems; Equipment; Fire management; Foliage; Habitat conservation; Habitat...
    • Area of regrowth.
    • 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.
    • Collecting data on a swan nest

    • Work of the Service; Yukon Flats National Wildlife Refuge; YFNWR; Wildlife management; Habitat; Lakes; Species; Birds; Waterfowl
    • Biological Technician Kate Soetaert enters nest data of a swan nest at Scoter Camp Lakes.
    • Checking a grebe nest among the water lilies

    • Work of the Service; Employees (USFWS); Wildlife management; Birds; Wildlife refuges; Waterfowl; Lakes;
    • Biological technician Corey VanStratt checks a red-necked grebe nest on Yukon Flats National Wildlife Refuge.
    • The Grand beaver lodge on Scoter Camp Lakes

    • Work of the Service; Wildlife management; Animal Tagging; Bird banding; Habitat; Lakes; Scenics; Landscapes; Yukon Flats National Wildlife Refuge; YFNWR; Species; Birds; Waterfowl
    • Biological Technicians stand on a large beaver lodge in Scoter Camp Lakes to find strategic locations to set up nets for trapping scoters for tagging.
    • Technician weighs a male scoter

    • Work of the Service; Employees (USFWS); Wildlife management; Tagging; Bird banding; Birds; Waterfowl; Aquatic environments;
    • Biological Technician Laura Kennedy weighs a white-winged scoter drake during a scoter breeding ecology study at Scoter Camp Lake in the Yukon Flats National Wildlife Refuge.
    • Grass carp (Triploid)

    • Fishes; Fisheries management;
    • Grass carp is an Asian fish species that was imported into the United States in the 1960s. Because many conservationists wanted to reduce human dependencies on use of toxic chemicals, This introduction was considered to be an alternative to...
    • Scoter Team collects data on scoters

    • Work of the Service; Wildlife management; Animal Tagging; Bird banding; Yukon Flats National Wildlife Refuge; YFNWR; Species; Birds; Waterfowl
    • Biological Technicians work quickly to measure, weigh, and band a White-winged scoter hen and her ducklings in a scoter breeding ecology study on Yukon Flats NWR.
    • Clarence Rhode

    • History; Aviation
    • Clarence Rhode (d.1958) traversed the Yukon River by rowboat as a boy, flew the Alaskan outback as a bush pilot during the Second World War, and supervised the U.S. Fish and Wildlife Service’s aircraft division in Alaska following his Army...
    • The “Chief” Goes Fishing on the Mississippi

    • refuge centennial; History
    • A moment of quiet reflection on the northern reaches of the Mississippi River, as Bureau of Biological Survey chief Ira Gabrielson (1889-1977) casts a line off a vessel of the Upper Mississippi River National Wildlife and Fish Refuge during a 1937...
    • Ira Gabrielson at Upper Mississippi River Refuge

    • History;refuge centennial;
    • Cigar-chomping Ira Noel Gabrielson (1889-1997), second chief of the Bureau of Biological Survey, studies a report during a 1937 site inspection and Congressional tour of Upper Mississippi River National Wildlife and Fish Refuge. Gabrielson was...
    • Aleutian Cackling Goose project and Pete the Border Collie, (Album)

    • AMNWR; Alaska Maritime National Wildlife Refuge; Aleutian Cackling goose; Aleutian Canada Goose; Biological Research; Endangered species; Buldir;
    • Alaska Maritme NWR biologists utilized 3 border collies trained by Rob Lewis of Corvallis Oregon in their recovery effort of Aleutian Cackling geese populations which were listed as endangered in 1973, upgraded to threatened in 1991, and...
    • National Wildlife Refuge field maintenance

    • Aquatic plants; Biological control; Employees (USFWS); Environmental quality; Equipment; Habitat conservation; Habitat restoration; Maintenance; Wildlife refuges;
    • Tractor is disking cattails in wetland area in National Wildlife Refuge to maintain habitat.
    • Fish and Wildlife Service employee weighing lake sturgeon

    • Fisheries management; Fishes; Freshwater fishes;
    • Henry Quinlan, Service Fisheries biologist weighs a lake sturgeon along the Bad River in Wisconsin. This fish species is an important biological component of the Great Lakes fish community. By the early 1900's many populations of lake sturgeon...
    • Robert Hines and Rachel Carson

    • History; Biologists (USFWS); Employees (USFWS); History; Marine ecology;
    • National wildlife artist Bob Hines (1912 - 1994) and agency writer and editor Rachel Carson (1907 -1964) spent many hours along the Atlantic coast visiting national wildlife refuges and gathering material for many of the agency’s pamphlets and...
    • Glossary

    •  
    • 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...

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