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  • All fields: Invasive species
(198 results)



Display: 20

    • Yellow nutsedge at Neal Smith National Wildlife Refuge

    • Wildlife Refuges; Weeds; Landscape photography; Invasive species;
    • Neal Smith National Wildlife Refuge was established in 1990 with ambitious goals and a multifaceted mission. The mission of the Refuge is to actively protect, restore, reconstruct and manage the diverse native ecosystems of tallgrass prairie, oak...
    • Johnson grass in Buenos Aires National Wildlife Refuge

    • Wildlife Refuges; Landscape photography; Invasive species; Grasses;
    • Spanning the 117,464-acre refuge are several distinct groups of plants and animals that are dependent on each other, also known as biotic communities. Visitors will enjoy the semi-desert grasslands that blend into the cottonwoods and willow that...
    • Poppy fields in Buenos Aires National Wildlife Refuge

    • Wildlife Refuges; Invasive species; Plants; Landscape photography;
    • Spanning the 117,464-acre refuge are several distinct groups of plants and animals that are dependent on each other, also known as biotic communities. Visitors will enjoy the semi-desert grasslands that blend into the cottonwoods and willow that...
    • Phragmites

    • Wildlife refuges; Invasive species; Plants; Grasses;
    • Invasive plant
    • Service employee examining buffel grass

    • Wildlife Refuges; Invasive species; Grasses; Employees (USFWS); Work of the Service; Service patch;
    • U.S. Fish and Wildlife Service employee examining some buffel grass
    • Johnson grass in Buenos Aires National Wildlife Refuge

    • Wildlife Refuges; Grasses; Landscape photography; Invasive species;
    • Spanning the 117,464-acre refuge are several distinct groups of plants and animals that are dependent on each other, also known as biotic communities. Visitors will enjoy the semi-desert grasslands that blend into the cottonwoods and willow that...
    • Wild hogs

    • Wildlife refuges;
    • Wild hogs are an invasive species as they damage native plants and crops.
    • Tagging Nutria

    • Wildlife management; Wildlife refuges; Mammals; Rodents; Invasive species;
    • A collar is successfully put on a nutria on the Tuatalin River National Wildlife Refuge.
    • Oxeye Daisy

    • Wildflowers; Grasslands; Invasive species;
    • Oxeye daisy with dew on petals. Oxeye daisy is a typical grassland perennial wildflower growing in a variety of plant communities including meadows and fields, under scrub and open-canopy forest and in disturbed areas.
    • Filling the Pond

    • Structures; Riparian environments; Rivers and streams; Habitat restoration; Wetland restoration; Wetlands; Wildlife refuges; Invasive species;
    • The former Cranberry water diversion pond being filled. This site was formerly a breeding area for invasive bullfrogs.
    • Brown tree snake

    • Reptiles; Invasive species;
    • Invasive species originally from Australia but arrived in Guam accidentely on imported cargo.
    • Brown tree snake

    • Reptiles; Invasive species
    • Invasive species originally from Australia but arrived in Guam accidently on imported cargo. For more information go to http://www.invasivespeciesinfo.gov/animals/bts.shtml
    • Brown Tree Snake

    • Reptiles; Invasive species;
    • Invasive species originally from Australia but arrived in Guam accidently on imported cargo. For more information go to http://www.invasivespeciesinfo.gov/animals/bts.shtml
    • Nutria habitat

    • Ponds; Wetlands; Invasive species; Mammals; Rodents;
    • A typical nutria habitat at the Tualatin River National Wildlife Refuge.
    • White sweet clover at Tetlin National Wildlife Refuge

    • Plants; Wildflowers; Invasive species; Wildlife refuges
    • 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 to breeding waterfowl, and boreal forests and alpine habitats...
    • Jetbead removal

    • Plants; Invasive species; Habitat restoration; Training; Vegetation; Work of the Service;
    • A student enrolled in WLD2139 Invasive Plant Management, a course offered at the USFWS National Conservation Training Center removes jetbead, an invasive exotic shrub from Asia most likely spread from landscape plantings.
    • Jetbead removal

    • Plants; Invasive species; Habitat restoration; Training; Vegetation; Work of the Service;
    • A student enrolled in WLD2139 Invasive Plant Management, a course offered at the USFWS National Conservation Training Center removes jetbead, an invasive exotic shrub from Asia most likely spread from landscape plantings. This student tried to get...
    • Jetbead removal

    • Plants; Invasive species; Habitat restoration; Training; Vegetation; Work of the Service;
    • A student enrolled in WLD2139 Invasive Plant Management, a course offered at the USFWS National Conservation Training Center removes jetbead, an invasive exotic shrub from Asia most likely spread from landscape plantings. These tiny seedlings...
    • Jetbead removal

    • Plants; Invasive species; Habitat restoration; Training; Vegetation; Work of the Service;
    • A student enrolled in WLD2139 Invasive Plant Management, a course offered at the USFWS National Conservation Training Center removes jetbead, an invasive exotic shrub from Asia most likely spread from landscape plantings. Notice the leaves are...

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