Echinogammarus ischnus

Scud

Collection Information for Echinogammarus ischnus

Results limited to HUC #04180000.
To see the collection list for the entire Great Lakes region, click here.
 To see the collection list for the entire United States, click here.
 Results also available in (click to export table to spreadsheet)

(click table headers to sort)
Specimen IDStateCountyLocalityYearHUC NumberDrainage NameStatus
272370MNSt. LouisLake Superior, Duluth Harbor200504180000Lake Superiorestablished
1709594MNSt. LouisSt. Louis River201804180000Lake Superior 
1709586MNSt. LouisSt. Louis River201704180000Lake Superior 
1709588MNSt. LouisSt. Louis River201704180000Lake Superior 
1709585MNSt. LouisSt. Louis River201704180000Lake Superior 
1709589MNSt. LouisSt. Louis River201704180000Lake Superior 
1709601MNSt. LouisSt. Louis River201804180000Lake Superior 
1709602MNSt. LouisSt. Louis River201804180000Lake Superior 
1709603MNSt. LouisSt. Louis River201804180000Lake Superior 
1709609MNSt. LouisSt. Louis River201904180000Lake Superior 
1709610MNSt. LouisSt. Louis River201904180000Lake Superior 
1709604MNSt. LouisSt. Louis River201904180000Lake Superior 
1709611MNSt. LouisSt. Louis River201904180000Lake Superior 
1709612MNSt. LouisSt. Louis River202004180000Lake Superior 
1709613MNSt. LouisSt. Louis River202004180000Lake Superior 
1709615MNSt. LouisSt. Louis River202004180000Lake Superior 
1709592MNSt. LouisSt. Louis River201804180000Lake Superior 
1709599MNSt. LouisSt. Louis River201804180000Lake Superior 
1709600MNSt. LouisSt. Louis River201804180000Lake Superior 
1709607MNSt. LouisSt. Louis River201904180000Lake Superior 

Citation for this information:
U.S. Geological Survey, 2026, Echinogammarus ischnus: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 2/21/2026