Specimen Information

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

Specimen ID157175
GroupCrustaceans-Amphipods
GenusEchinogammarus
Speciesischnus
Common Namea scud
CountryCanada
StateONT
LocalityLake Superior, Thunder Bay, Ontario
Mapping AccuracyAccurate
HUC8 NameLake Superior
HUC8 Number04020300
HUC10 NameLake Superior
HUC10 Number0402030003
HUC12 NameLake Superior
HUC12 Number040203000300
Map
+
Collection Month7
Collection Year2001
Year AccuracyActual
Potential Pathwayshipping ballast water
Statusestablished
Reference 1
Ref. Number:13623
Author:Grigorovich, I.A., A.V. Korniushin, D.K. Gray, I.C. Duggan, R.I. Colautti, and H.J. MacIsaac
Date:2003
Title:Lake Superior: an invasion coldspot?.
Journal:Hydrobiologia
Volume:499
Issue:1-3
Pages:191-210
CommentsCollected from silty-sand substrate in littoral waters (4.5 m depth) adjacent to Thunder Bay Harbour.
Record TypeLiterature
Earliest Recordstate
DisposalCMN
Freshwater/MarineFreshwater
Number Collected2
Size3.7 mm; 6.3 mm
Number of Juveniles1
Number of Breeding Females1


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Citation information: U.S. Geological Survey. [2020]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [9/20/2020].

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