Council or Task Force
Aquatic Nuisance Species Task Force.
Invasive Species Compendium - Gymnocephalus cernuus
Global Invasive Species Database - Gymnocephalus cernuus (fish)
IUCN. Species Survival Commission. Invasive Species Specialist Group.
Nonindigenous Aquatic Species Database: Fact Sheet - Ruffe
DOI. USGS. Wetland and Aquatic Research Center.
Provides distribution maps and collection information (State
Aquatic Invasive Species: Ruffe (Oct 2005; PDF | 162 KB)
Indiana Department of Natural Resources.
See also: Invasive Species for exotic animal and plant pests invading Indiana, causing economic and visual damage.
Sheet (PDF | 53 KB)
Iowa Department of Natural Resources.
Michigan Invasive Species - Eurasian Ruffe
Michigan Department of Environmental Quality; Michigan Department of Natural Resources; Michigan Department of Agriculture and Rural Development.
Ruffe - Field Guide to Invasive Plants and Animals
Minnesota Department of Natural Resources. Ecological Services Division.
Minnesota Sea Grant.
Introduced Species Summary Project - Ruffe
Columbia University. Center for Environmental Research and Conservation.
Fact Sheet: Eurasian Ruffe (PDF | 260 KB)
Pennsylvania State University. Pennsylvania Sea Grant.
Invasive Species Fact Sheets - Eurasian Ruffe
University of Wisconsin Sea Grant Institute.
Ontario Federation of Anglers and Hunters (Canada).
Tip of the Mitt Watershed Council (Michigan).