Ballast Treatment Strategy Advances

A technique to kill invasive aquatic species found in the ballast water of Great Lakes ships made its real-world debut on a vessel traveling from Gary, Indiana to Duluth, Minnesota recently.

Comments Sought on BWCAW Invasives Project

Managers of the Superior National Forest are seeking comments on a project that seeks to combat the spread of non-native invasive plants in the Boundary Waters Canoe Area Wilderness.

North Shore to be Gypsy Moth Battle Zone

This summer, Minnesota’s North Shore of Lake Superior will again be the front-line in the battle between agriculture officials and the exotic invasive insect known as the gypsy moth.

Gypsy Moth Caterpillar Found in Minnesota

Minnesota’s first gypsy moth in caterpillar form was found recently in Duluth, confirming that the exotic pest which can defoliate wide swaths of forest is reproducing in Minnesota.

Gypsy Moth Fight Begins Anew

Minnesota’s battle against the gypsy moth is ready to resume. The state’s Department of Agriculture is about to set 23,000 traps for the moths across the eastern border of Minnesota to note where new outbreaks of the invasive pest are occurring.

Gypsy Moth Numbers Increasing

The number of gypsy moths in northern Minnesota continues to rise, despite successful efforts to eradicate established populations of the exotic insect.

The Minnesota Department of Agriculture reported recently that it trapped 28,000 gypsy moths in the state in 2009, more than double the 2008 count.

Invasive Mussels Found Near Isle Royale

A colony of non-native mussels has been found in Isle Royale National Park’s Washington Harbor, park officials revealed yesterday. The discovery raises concern over the island park’s large native mussel populations.

No Impacts Yet from Spiny Water Flea

Invasive spiny water fleas have been present in northern Minnesota waters since 2006, but scientists have yet to see negative impacts from the plankton of European origin.

Friends of the Boundary Waters Wilderness

Last spring, the Friends of the Boundary Waters Wilderness welcomed new director Paul Danicic. Paul recently shared his thoughts on the state of the wilderness and the Friends’ role in protecting it with Wilderness News contributor Alissa Johnson. Originally published in part in the Summer 2009 issue of Wilderness News, read the full interview here.

More Spraying for Gypsy Moths

The Minnesota Department of Agriculture is continuing it’s aerial spraying efforts to stop the spread of invasive gypsy moths in northeastern Minnesota.

National Forests Tighten Firewood Restrictions

In an effort to slow the spread of emerald ash borers in the state, National Forest officials on Friday announced tightened restrictions on firewood use and transportation in Minnesota’s Superior and Chippewa National Forests.