Specimen Information

Echinogammarus ischnus
Echinogammarus ischnus
(a scud)
Crustaceans-Amphipods
Exotic

Specimen ID153814
GroupCrustaceans-Amphipods
GenusEchinogammarus
Speciesischnus
Common Namea scud
StateMI
CountyWayne
LocalityDetroit River
Mapping AccuracyAccurate
HUC8 NameLake Erie
HUC8 Number04120200
HUC10 NameLake Erie
HUC10 Number0412020003
HUC12 NameLake Erie
HUC12 Number041202000300
Map
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Collection Year1995
Year AccuracyEstimated
Potential Pathwayshipping
Statusestablished
Reference 1
Ref. Number:13534
Author:Witt, J.D.S., P.D.N. Hebert, and W.B. Morton
Date:1997
Title:Echinogammarus ischnus: another crustacean invader in the Laurentian Great Lakes basin.
Journal:Canadian Journal of Fisheries and Aquatic Sciences
Volume:54
Issue:2
Pages:264-268
Reference 2
Ref. Number:13008
Author:Ricciardi, A., and H.J. MacIsaac
Date:2000
Title:Recent mass invasions of the North American Great Lakes by Ponto-Caspian species.
Journal:Trends in Ecology and Evolution
Volume:15
Issue:2
Pages:62-65
CommentsSpecies was present at only one site in the Detroit River in 1995, but has since spread throughout the Great Lakes and into the St Lawrence River.
Record TypeLiterature
Freshwater/MarineFreshwater


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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 [11/20/2019].

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