Quick, simple steps can prevent spreading invasive species. Learn how you can help protect the lakes and rivers you love.

This flowering plants looks pretty but it's a problem for native plants and animals that live in wetlands. See how you can help raise special beetles to feast on this plant and protect wetlands.

This creature weighs only an ounce but is causing big changes and big problems in the Great lakes. Learn more about zebra mussels and their outsized effects on Wisconsin waters.

Don't take your pet goldfish, frog or snake out and release them to the wild. Learn why setting them free is not good for your pet nor for Wisconsin lakes and rivers.

"See how Wisconsin Wildcards" can help you tell whether the plant or shell you've got in your hand is an invasive species, and learn more about these invaders."

Some plants and animals from outside Wisconsin are biological bullies. They crowd out native species in our lakes, rivers and wetlands and cause problems for swimmers and anglers. Learn more about these invasive species, where they came from, and why they are a problem in this introductory episode.

Some plants and animals from outside Wisconsin are biological bullies. They crowd out native species in our lakes, rivers and wetlands and cause problems for swimmers and anglers.

To rid Wisconsin of a new destructive invasive crayfish, the DNR is launching a multi-pronged attack, including trapping the crayfish and treating them with chlorine bleach in the Germantown pond where they were first found.

A destructive invasive crayfish species native to the southeastern U.S. has been found for the first time in Wisconsin in a subdivision pond. Learn more about the potential damage this invader can do to native fish, frog and crayfish populations and why it's illegal to possess or transport this crayfish in Wisconsin.

Matt Zine, South Central Wisconsin State Natural Areas Manager, describes how to identify and control the common invasive species honeysuckle.

Matt Zine, South Central Wisconsin State Natural Areas Manager, introduces viewers to controlling three common invasive species - garlic mustard, buckthorn and honeysuckle.

Matt Zine, South Central Wisconsin State Natural Areas Manager, describes how to identify and control the common invasive species buckthorn.

Matt Zine, South Central Wisconsin State Natural Areas Manager, describes how to identify and control the common invasive species garlic mustard.

A largemouth bass gives thanks to boaters and anglers for keeping his home free of invasive species and VHS fish disease.

Tells anglers how to find out about VHS rules while ice fishing.

Tells anglers how to find out about VHS rules while ice fishing.

Avid musky angler Rachel Piacenza shares her concern about how VHS fish disease may affect her fishing and passes on steps anglers must take to prevent the spread of the disease.

This public service announcement reminds anglers of the fun and big fish to be had during ice fishing season -- and the steps they need to take to prevent spreading VHS fish disease.

This VHS (Viral Hemorrhagic Septicemea) radio, public service annoucement reminds anglers of simple rules to prevent the spread of this fish desease.

In this public service announcement, Wisconsin DNR fisheries director Mike Staggs asks anglers to help stop the VHS virus from spreading.