Specimen Information

Echinogammarus ischnus
Echinogammarus ischnus
(scud)
Crustaceans-Amphipods
Exotic

Specimen ID1878198
GroupCrustaceans-Amphipods
GenusEchinogammarus
Speciesischnus
Common Namescud
StateIL
CountyWill
LocalityDresden Island, Des Plaines River
Mapping AccuracyAccurate
HUC8 NameDes Plaines
HUC8 Number07120004
HUC10 NameDes Plaines River
HUC10 Number0712000409
HUC12 NameDes Plaines River
HUC12 Number071200040905
Map
Collection Day15
Collection Month9
Collection Year2020
Year AccuracyActual
Potential Pathwayshipping ballast water
Statusunknown
Reference 1
Ref. Number:46077
Author:Harris, B.S., T. Henry, B.J. Smith, D. Hendricks, A.L. Whitten Harris, M.J. Spear, C. Hayer, and J.T. Lamer
Date:2025
Title:First records and distribution of the invasive amphipod Echinogammarus ischnus (Stebbing, 1899) in the Illinois Waterway, USA
Journal:BioInvasions Records
Volume:14
Issue:2
Pages:375-387
Record TypeLiterature


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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/20/2025].

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 general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.