Specimen Information

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

Specimen ID155946
GroupCrustaceans-Amphipods
GenusEchinogammarus
Speciesischnus
Common Namea scud
StateIN
CountyLaPorte
LocalityLake Michigan, near Michigan City (Site V-1)
Mapping AccuracyAccurate
HUC8 NameLake Michigan
HUC8 Number04060200
HUC10 NameLake Michigan
HUC10 Number0406020000
HUC12 NameLake Michigan
HUC12 Number040602000000
Map
+
Collection Month9
Collection Year1999
Year AccuracyActual
Potential Pathwayshipping
Statusestablished
Reference 1
Ref. Number:13238
Author:Nalepa, T.F., D.W. Schloesser, S.A. Pothoven, D.W. Hondorp, D.L. Fanslow, M.L. Tuchman, and G.W. Fleischer
Date:2001
Title:First finding of the amphipod Echinogammarus ischnus and the mussel Dreissena bugensis in Lake Michigan.
Journal:Journal of Great Lakes Research
Volume:27
Issue:3
Pages:384-391
CommentsAbundant and clearly associated with a cluster of D. polymorpha.
Record TypeLiterature
Freshwater/MarineFreshwater
Number Collected>200
Size4,391/m2


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Citation information: U.S. Geological Survey. [2019]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/16/2019].

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