New Invasive Crayfish in Minnesota
A red swamp crayfish ( Procambarus clarkii ). Credit: MikeMurphy (assumed), wikimedia.org Red swamp crayfish, more at home in Louisiana, have found their way into northwest Minnesota. Well,…
The Stewards of Water Blog
Grass Carp in Lake Austin
A grass carp. Credit: wikimedia.org While the Grass Carp introduced into Lake Austin in 2011 have accomplished their goal, eating away all the hydrilla that plagued the lake, they have now…
Non-native Species and New Hampshire's Acceptable List
A Monk Parakeet. Formerly banned in New Hampshire, advocates of the species proved it could not survive the state's winter, making it unlikely to establish itself. It now resides on the state's list…
Phragmites in St. John's Marsh
St. John's Marsh. Credit: michiganwatertrails.org "We don't have a lot of coastal wetlands in Michigan," said Jason Hill, biologist for Ducks Unlimited. "The ones we do have we need to keep…
50% of Florida Lakes Have Elevated Algae
Lake Harris, Florida. Credit: Ebyabe, wikimedia.org A new report from the Florida Department of Environmental Protection (the 2016 Integrated Water Quality Assessment for Florida) detailed…
Palmer Amaranth Ranked Most Troublesome
A recent survey conducted by the Weed Science Society of America (WSSA) has ranked Palmer amaranth, or pigweed, as the most troublesome weed in the U.S. "We certainly weren't surprised to find…