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  • All fields: Invasive species
(159 results)



Display: 20

    • Yellow nutsedge at Neal Smith National Wildlife Refuge

    • 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

    • 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

    • 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...
    • Johnson grass in Buenos Aires National Wildlife Refuge

    • 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

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

    • 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.
    • Filling the Pond

    • 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

    • 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

    • 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

    • 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

    • 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

    • 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...
    • Purple Loosestrife

    • Purple Loosestrife
    • Plants; Plants; Flowering plants; flowers; invasive; invasives; Aquatic environments; nuisance;
    • Boaters, anglers, and waterfowl hunters can help prevent further spread of aquatic invasive species. For more information on the zebra mussel go to : http://protectyourwaters.net/
    • Removing Invasive Species

    • Removing Invasive Species
    • Plants; Invasive species; Wildlife refuges; Employees (USFWS); uniforms; service patch;
    • A group of U.S. Fish and Wildlife Service employees and interns work together to remove invasive species at the Rachel Carson National Wildlife Refuge located in Maine.
    • Jetbead removal

    • 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.

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