DOUGLAS COUNTY, Minn. (Valley News Live) - The Minnesota Department of Natural Resources has confirmed signal crayfish in Lake Winona, adjacent to Alexandria in Douglas County. This is the first ...

The signal crayfish is a new aquatic invasive species in Minnesota. It was found in Lake Winona near Alexandria, Minn., in September. When it comes to staying informed in Minnesota, our newsletters ...

ALEXANDRIA, Minn. — Yet another aquatic invasive species has invaded a Minnesota lake — this time the signal crayfish, a native of the Pacific Northwest confirmed in Lake Winona. The Minnesota ...

Stephen Swanson is a web producer at CBS News Minnesota. Stephen was a floor director for a decade before moving to the WCCO-TV newsroom in 2011, where he focuses on general assignment reporting.

The non-native and potentially invasive signal crayfish has appeared for the first time in Minnesota, prompting the state to warn that they are illegal without a permit. Officials confiscated 10 ...

Signal crayfish, an invasive nonnative freshwater crustacean species, have been found in a western Minnesota lake, according to the state Department of Natural Resources. The DNR said Friday that this ...

Red swamp crayfish like this one are on the aquatic invasive species list in Minnesota and Wisconsin. They are illegal to have alive but they will be on the menu Saturday at the Sea Grant "Tails and ...