Specimen Information

Gymnocephalus cernua
Gymnocephalus cernua
(Ruffe)
Fishes
Exotic

Specimen ID160240
GroupFishes
GenusGymnocephalus
Speciescernua
Common NameRuffe
StateMI
CountyDelta
LocalityLake Michigan, in Big Bay de Noc
Mapping AccuracyAccurate
HUC8 NameLake Michigan
HUC8 Number04060200
HUC10 NameLake Michigan
HUC10 Number0406020000
HUC12 NameLake Michigan
HUC12 Number040602000000
Map
+
Collection Day8
Collection Month9
Collection Year2004
Year AccuracyActual
Potential Pathwayshipping ballast water
Statusestablished
CommentsFemale specimen with eggs.
Record TypePersonal communication
Earliest Recordlocale
Freshwater/MarineFreshwater
Number Collected1
Size4.3 inches
Number of Breeding Females1


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.