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  • All fields: Anas
(152 results)



Display: 20

    • Moorhen in the middle

    • Aquatic birds; Aquatic environments; Aquatic plants; Banks; Birds; Environments (Natural); Game birds; Plants; Ponds; Public access; Vegetation; Wading birds; Wetlands; Wildlife refuges; Waterfowl;
    • A breeding Common Moorhen stands between a Blue-winged teal pair of ducks.
    • How cute am I?

    • Aquatic birds; Aquatic environments; Birds; Environments (Natural); Game birds; Migratory birds; Ponds; Public access; Recreation; Rivers and streams; Waterfowl; Wildlife refuges; Wildlife viewing;
    • A Northern shoveler female duck poses for the camera with smiling eyes.
    • Northern Shoveler ducks flying

    • Aquatic birds; Aquatic environments; Birds; Game birds; Waterfowl; Wildlife refuges;
    • Northern Shoveler ducks take flight at Laguna Atascosa National Wildlife Refuge.
    • Mallards in flight

    • Aquatic birds; Aquatic environments; Birds; Scenics; Wildlife refuges;
    • Mallards in a scenic area of the refuge.
    • 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...
    • Mallard hen

    • Aquatic birds; Birds; Wetlands; Wildlife refuges; Wading birds;
    • Mallard hen at the Kenai National Wildlife Refuge.
    • Mallard hen

    • Aquatic birds; Birds; Wetlands; Wildlife refuges; Wading birds;
    • Alaska is a land of awe-inspiring beauty and fish and wildlife spectacles, and the Kenai National Wildlife Refuge is a microcosm of all this wonderful state has to offer.
    • Mallards

    • Aquatic birds;
    • Two Mallard ducks at John Heinz National Wildlife Refuge, PA.
    • 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...
    • Mallards

    • Birds; Aquatic birds; Wildlife refuges;
    • Female mallard ducks at John Heinz National Wildlife Refuge, PA.
    • Mallard brood

    • Birds; Aquatic environments; Waterfowl;
    • This image was taken at Cheney Lake, Anchorage, Alaska. Birds; Aquatic environments; Waterfowl; Ducks; Donna Dewhurst Collection; Alaska
    • Northern Pintail

    • Birds; Birds;California; duck; ducks; Lower Klamath NWR; National Wildlife Refuge; Waterfowl
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    • Gadwall-hen

    • Birds; Birds; duck; ducks; California; Lower Klamath NWR; Waterfowl; National Wildlife Refuge
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    • Northern pintail -pair

    • Birds; Birds; duck; ducks; California; Migratory birds; National Wildlife Refuge; Tule Lake NWR; Waterfowl
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    • Cinnamon teal -hen

    • Birds; Birds; duck; ducks; Migratory birds;Lower Klamath NWR; California; Waterfowl
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    • Green-winged teal -pair

    • Birds; Birds;duck; ducks;Tule Lake NWR; Migratory birds; California;National Wildlife Refuge; Waterfowl
    •  

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