Ruffe

Ruffe Fact Sheets

Eurasian Ruffe
U.S. Fish & Wildlife Service
http://www.fws.gov/midwest/alpena/eurasianruffe.htm

Ruffe: A new threat to our fisheries.
Ohio Sea Grant
http://ohioseagrant.osu.edu/_documents/publications/FS/FS-064%20Ruffe%20A%20new%20threat%20to%20our%20fisheries.pdf

Ruffe
University of Minnesota
http://www.fw.umn.edu/research/ruffe/

Ruffe, Gymnocephalus cernuus
Wisconsin Sea Grant
www.seagrant.wisc.edu/greatlakesfish/ruffe.html

Ruffe ("Gymnocephalus cernuus").
Minnesota Sea Grant
http://nsgl.gso.uri.edu/minnu/minnug93001.pdf

Eurasian Ruffe
Pennsylvania Sea Grant
http://www.erie.psu.edu/seagrant/publications/fs/Ruffe_12-2003.pdf

Ruffe ID Card

http://www.iisgcp.org/products/ER.jpg

Distribution Map

http://nas.er.usgs.gov/queries/SpeciesMap.aspx?SpeciesID=7