Photo Credits

Photos on this site are from the Invasive Species Web site [http://www.invasive.org] unless otherwise noted and are used with permission according to the terms outlined on the site. Our thanks to the site and to the contributing photographers.

Ailanthus, photo #1150027
Chuck Bargeron, The University of Georgia, www.forestryimages.org
Asian tiger mosquito, photo #1366025
Susan Ellis, www.forestryimages.org
Chestnut blight or canker, photo #1400113
Linda Haugen, USDA Forest Service, www.forestryimages.org
Dogwood anthracnose, photo #0590051
Robert L. Anderson, USDA Forest Service, www.forestryimages.org
Emerald ash borer, photo #9000019
David Cappaert, www.forestryimages.org
Gypsy moth caterpiller, photo #2634017
Minnesota Department of Natural Resources Archives, Minnesota Department of Natural Resources, www.forestryimages.org
Hemlock wooley adelgid, photo #1276001
Michael Montgomery, USDA Forest Service, www.forestryimages.org
Hemlock wooley adelgid, photo #1346072
Chris Evans, The University of Georgia, www.forestryimages.org
Mute swan, photo #1385007
Jim Occi, BugPics, www.forestryimages.org
Northern snakehead, photo #1354053
U.S. Geological Survey Archives, U.S. Geological Survey, www.forestryimages.org
Phragmites australis, photo #1237064
Joseph McCauley, U.S. Fish and Wildlife Service, www.forestryimages.org
Soybean rust, photo #1265014
Reid Frederick, USDA Agricultural Research Service, www.forestryimages.org
Soybean rust, photo #1265016
Reid Frederick, USDA Agricultural Research Service, www.forestryimages.org
Sudden oak death, photo #1427078
Joseph O'Brien, USDA Forest Service, www.forestryimages.org
Zebra striped mussel, photo #1299199
Randy Westbrooks, U.S. Geological Survey, www.forestryimages.org
Zebra striped mussel, photo #1354033
U.S. Geological Survey Archives, U.S. Geological Survey, www.forestryimages.org
Zebra striped mussel, photo #1354035
U.S. Geological Survey Archives, U.S. Geological Survey, www.forestryimages.org