What's New Invasive plants, fish threaten Great Lakes region USA Today (7/9) The first aquatic invasive species in the Great Lakes was the sea lamprey in the 1830s. Now more than 180 species are in the region, and 10 more are "knocking on the door," says a senior policy director for The Nature Conservancy.
UW researchers say public more aware of invasive species effects The Badger Herald (3/1) Boaters and anglers around Wisconsin are more aware of the potentially detrimental effects of invasive species spreading between Wisconsin waterways and are actively taking preventative measures to stop their spread, a new survey said.
Fight against invasives remains fluid Green Bay Press-Gazette (6/22) June is Invasive Species Awareness Month in Wisconsin, and while aquatic invasives previously were limited to plants and animals, VHS has forced the state to talk about invasives as plants, animals and viruses.
Curly-leaf pondweed turning lakes green Duluth News Tribune (7/13) More than 500 Minnesota lakes are choked with the invasive curly-leaf pondweed, which can be transported when fishermen don't clean off their boats before heading to a new lake.
Curly-leaf pondweed (Potamogeton crispus) is an exotic plant that forms surface mats that interfere with aquatic recreation. The plant usually drops to the lake bottom by early July. Curly-leaf pondweed was the most severe nuisance aquatic plant in the Midwest until Eurasian watermilfoil appeared. It was accidentally introduced along with the common carp. It has been here so long, most people are not aware it is an exotic.
General Resources Habitattitude U.S. Fish and Wildlife Service Adopt a conservation mentality: Protect our environment by not releasing unwanted fish and aquatic plants into the wild. Find out what you can do to help this growing problem on this site.
Invasive Plant Council of New York State This group provides coordination and guidance on the management of invasive plants to protect biodiversity in New York State. Includes a list of the state's top 20 most invasive species, along with photos, and information on biology, range and habitat.
Restoring Spawning Areas of Muskellunge and Northern Pike Illinois Natural History Survey This article reports on a study, the object of which was to find the best substrate(s) for northern pike and muskellunge eggs. Curly Pondweed was one of the substrates studied. INHS Reports March-April 1995.