Specimen Information

Gymnocephalus cernua
Gymnocephalus cernua
(Ruffe)
Fishes
Exotic

Specimen ID265702
GroupFishes
GenusGymnocephalus
Speciescernua
Common NameRuffe
StateWI
CountyBayfield
LocalityLake Superior at Bark Point [~ 8 mi. NE of Herbster, WI]
Mapping AccuracyAccurate
HUC8 NameLake Superior
HUC8 Number4020300
HUC10 NameLake Superior
HUC10 Number0402030003
HUC12 NameLake Superior
HUC12 Number040203000300
Map
+
Collection Day14
Collection Month5
Collection Year2002
Year AccuracyActual
Potential Pathwayshipping ballast water
Statusestablished
Reference 1
Ref. Number:13842
Author:Czypinski, G.D., A.K. Bowen, M.P. Sowinski, and B. MacKay.
Date:2003
Title:Surveillance for ruffe in the Great Lakes, 2002.
Publisher:US Fish and Wildlife Service.
Pages:35 p
Record TypeLiterature
Freshwater/MarineFreshwater
Number Collected3


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Page Contact Information: Matthew Neilson - NAS Program (mneilson@usgs.gov)
Page Last Modified: Wednesday, October 10, 2018

Disclaimer:

The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2019]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/20/2019].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted. For queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.