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June 2006

Basic Instinct: Plant Chemicals Found that Attract Insect

Too bad for Eurasian watermilfoil! The invasive plant smells delicious to a hungry species of weevil and now scientists know why.

New Zealand Mudsnails Found in Duluth-Superior Harbor

Egad! Tiny cloning snails are the newest invader in the Twin Ports.

Coming Soon: A Statewide Invasive Species Management Plan

Minnesota agencies and organizations are cooperating on a plan to combat invasive species.

Bile isn’t Vile: Identifying the Scent that Lures Trout Home

We already know that migratory fish identify their home streams by smell. University of Minnesota researchers have found that a major portion of the smell that attracts Kamloops trout emanates from fish excrement.

Readers Want to Know…

Why is mercury more of a problem in the gamefish of Minnesota's northerneastern lakes than in other areas?

Estuary Champions Discuss Needs of St. Louis River

Compared to Chesapeake Bay, the St. Louis River estuary is pristine but chemical contamination tops concerns among science panelists.

Staff Update

A new grant bolsters research on Lake Superior tributaries and several new awards hang on our walls.

Did Ja Know?

Learn more about the “fast” and fecund New Zealand mudsnail.

New Publications & Services

Updated Minnesota Shoreland CD

The latest edition of The Minnesota Shoreland Management Resource Guide web site, is available on a CD.

Journal Reprints

New research shares information about Lake Superior's hidden qualities: organic carbon biogeochemistry, how microbes transfer contaminants, and synthetic organic toxicants.


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