Specimen Information

Gymnocephalus cernua
Gymnocephalus cernua
(Ruffe)
Fishes
Exotic

Specimen ID155524
GroupFishes
GenusGymnocephalus
Speciescernua
Common NameRuffe
StateMI
CountyDelta
LocalityLittle Bay de Noc [Lake Michigan], Escanaba Harbor, Escanaba, MI
Mapping AccuracyAccurate
HUC8 NameLake Michigan
HUC8 Number04060200
HUC10 NameLake Michigan
HUC10 Number0406020000
HUC12 NameLake Michigan
HUC12 Number040602000000
Map
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Collection Day21
Collection Month8
Collection Year2002
Year AccuracyActual
Potential Pathwayshipping ballast water
Statusestablished
CommentsRound gobies and zebra mussels also collected.
Record TypePersonal communication
Earliest RecordCounty
Freshwater/MarineFreshwater
Number Collected1
Year Class3
Size146 mm, 31.6 g
Number of Breeding Females1
Photo




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. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [5/7/2021].

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.