Invasive Introduction

Wisconsin Department of Natural Resources
http://dnr.wi.gov/invasives/

Invasive Plants

The Nature Conservancy
http://tncweeds.ucdavis.edu/

Weeds Gone Wild
http://www.nps.gov/plants/alien/

Center for Invasive Plant Management
http://weedcenter.org/index.html

Species Identification & Known Ranges

Wisconsin Vasucular Plant Species
http://www.botany.wisc.edu/wisflora/

USDA - Natural Resource Conservation Services
http://plants.usda.gov/

Earthworms

Great Lakes Worm Watch
http://www.nrri.umn.edu/worms/

Nature Watch
http://www.naturewatch.ca/english/wormwatch/

Feral Hogs

Wisconsin Department of Natural Resources
http://www.dnr.wi.gov/org/land/wildlife/PUBL/wlnotebook/Pig.htm

Coping with Feral Hogs
http://feralhogs.tamu.edu/index.cfm

Gypsy Moth

Wisconsin Department of Natural Resources
http://www.gypsymoth.wi.gov/

Forest Pests

USDA - Forest Services
http://www.na.fs.fed.us/fhp/index.shtm

Aquatics

Wisconsin Department of Natural Resources
http://www.dnr.wi.gov/invasives/aquatic/