Invasive insects damage the ecosystem by excluding native insects from their natural environment, usually through out-competing for food resources. In addition, invasive insects can damage or kill trees and other plants. Learn about some of the invasive insects that are found in Wisconsin and how to manage them if you find them.
- Asian Longhorn Beetle (not in Wisconsin yet, but keep an eye out!)
- Brown Marmoted Stinkbug
- Emerald Ash Borer
- Gypsy Moth
- Japanese Beetle
- Spotted Wing Drosophila
Identifying Brown Marmoted Stinkbug
Identifying Emerald Ash Borer
Emerald Ash Borer Field Guide, from WI DNR
Identifying Japanese Beetle
Identifying Spotted Wing Drosophila
You can learn more about invasive species at the Hungry Pests website.