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  • All fields: crustaceans
(101 results)



Display: 20

    • Horseshoe crabs

    • Aquatic animals; Coastal environments; Crustaceans;
    • Horseshoe crabs in Mispillion Harbor Delaware
    • Red Knots and Horseshoe Crabs

    • Aquatic birds; Aquatic animals; Birds; Coastal environments; Crustaceans; Candidate;
    • Red Knots pictured here are a cadidate species for listing on the endangered species list. Horseshoe Crab in the foreground. Location is Mispillion Harbor, Delaware.
    • 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...
    • Young boys showing off their catch

    • Aquatic environments; Children; Coastal environments; Connecting people with nature; Crustaceans; Fishing; Leisure activities; Marine environments; Recreation; Wildlife refuges;
    • Two young boys proudly show off the blue crab they caught!
    • Romie L. Waterfield oral history transcript

    • Biography; History; Military; Hunting; Buildings, facilities and structures; Fishing; Employees (USFWS); Law enforcement; Biological control;
    • Romie L. Waterfield oral history transcript as conducted by Denny Holland.
    • Lead hazards to fish, wildlife, and invertebrates: a synoptic reivew

    • Biologists (USFWS); Water; Fishes; Pollutants;
    • Lead (Pb) and its compounds have been known to man for about 7,000 years, and Pb poisoning has been recognized for at least 2,500 years. All credible evidence indicates that Pb is neither essential nor beneficial to living organisms, and that all...
    • Explore the world with shorebirds

    • Birds; Shorebirds;
    • A multidisciplinary education guide for grades 2-12 (with sections on "How to Adapt" for Preschool - 1st grade, home schools, youth groups, and nature centers)
    • Horseshoe Crabs

    • Coastal environments; Crustaceans;
    • Two horseshoe crabs in the water, Mispillion Harbor.
    • Horseshoe Crab

    • Coastal environments; Crustaceans;
    • Horseshoe crab on coast, Mispillion Harbor.
    • Horseshoe Crabs

    • Coastal environments; Crustaceans;
    • Pair of mating horseshoe crabs, Mispillion Harbor.
    • Habitat suitability index models: red king crab (Paralithodes camtschaticus)

    • Crustaceans; Aquaculture; Aquatic environments; Habitat restoration; Habitat conservation
    • The habitat suitability index (HSI) model in this report on the diamond-back terrapin is intended for use in the U.S. Fish and Wildlife Service's (1980) habitat evaluation procedures for impact assessment and habitat management. The model was...

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