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You are here: Home / Aquatic Species / Species Profiles / Eurasian Ruffe
Aquatic Species
Species Profiles

Eurasian Ruffe

Eurasian Ruffe

Scientific name: Gymnocephalus cernuus (Linnaeus, 1758) (ITIS)

Synonyms: Acerina cernua (Linnaeus, 1758), Acerina czekanowskii (Dybowski, 1874), Acerina fischeri (Eichwald, 1873), Acerina vulgaris (Cuvier in Cuvier and Valenciennes, 1829), Perca cernua (Linnaeus, 1758) (ITIS)

Common name: Eurasian ruffe

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Selected Resources

Native To: Northern Europe and Asia (NAS Database)

Date of U.S. Introduction: 1986 (NAS Database)

Means of Introduction: Possibly via ballast water (NAS Database)

Impact: Competes with native species (NAS Database)

Current U.S. Distribution: Great Lakes


Selected Resources:

Council or Task Force

Species of Concern Fact Sheet: Ruffe
Aquatic Nuisance Species Task Force.


Invasive Species Compendium - Gymnocephalus cernuus
CAB International.

Global Invasive Species Database - Gymnocephalus cernuus (fish)
IUCN. Species Survival Commission. Invasive Species Specialist Group.

Invaders Factsheet: Ruffe
Ontario's Invading Species Awareness Program (Canada).

Federal Government

Nonindigenous Aquatic Species Database: Fact Sheet - Ruffe
DOI. USGS. Wetland and Aquatic Research Center.
Provides distribution maps and collection information (State and County).

State Government

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

Ruffe Fact Sheet (PDF | 53 KB)
Iowa Department of Natural Resources.
See also: Fighting Invasive Species: Invasive Fish for more fact sheets

Michigan Invasive Species - Eurasian Ruffe
State of Michigan.

Invasive Aquatic Animals: Ruffe (Gymnocephalus cernuus)
Minnesota Department of Natural Resources.


Eurasian Ruffe
University of Minnesota. Minnesota Sea Grant.

Introduced Species Summary Project - Ruffe
Columbia University. Center for Environmental Research and Conservation.

Factsheet: Eurasian Ruffe
Pennsylvania State University. Pennsylvania Sea Grant.
See also: Aquatic Invasive Species: Resources for additional species information

Invasive Species Fact Sheets - Eurasian Ruffe
University of Wisconsin Sea Grant Institute.


Eurasian Ruffe
Tip of the Mitt Watershed Council (Michigan).


Integrated Taxonomic Information System. Gymnocephalus cernuus. [Accessed Sep 10, 2014].

Nonindigenous Aquatic Species Database. Fact Sheet - Ruffe. USGS, Gainesville, FL. [Accessed Sep 16, 2014].

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Last Modified: May 12, 2018
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