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U.S. Department of Agriculture
National Invasive Species Information Center
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Invasive Species Resources

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YouTube - If You See a Spotted Lanternfly, Report It!
Google. YouTube; Pennsylvania Department of Agriculture.
YouTube - Japanese Knotweed
Google. YouTube; University Nebraska - Lincoln. Extension.
YouTube - Palmer Amaranth
Google. YouTube; Penn State Extension. Pesticide Education Program; Pennsylvania Department of Agriculture.
YouTube - Sea Lamprey in the Great Lakes

Google. YouTube; Wisconsin First Detector Network.
YouTube - Spotted Lanternfly - Identification and Life Cycle
Google. YouTube; Pennsylvania State University. Cooperative Extension.
YouTube - The European Water Chestnut
Google. YouTube; Perkiomen Watershed Conservancy (Lake Delmont, Montgomery County, Pennsylvania).
YouTube - What You Need to Know
Google. YouTube; Pennsylvania State University Outreach.
Zebra Mussel

Wisconsin Department of Natural Resources.

See also: Scientific review and assessment (PDF | 106 KB)