Echinogammarus ischnus
Echinogammarus ischnus
(scud)
Crustaceans-Amphipods
Exotic
Collection Info
Point Map
Species Profile
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37 results for Echinogammarus ischnus (scud)
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Page:12
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1421400 ILCookCalumet Harbor, IL/IN2016 04040001 Little Calumet-Galienestablished
1421401 ILCookCalumet Harbor, IL/IN2016 04040001 Little Calumet-Galienestablished
1421402 ILCookCalumet Harbor, IL/IN2016 04040001 Little Calumet-Galienestablished
1421403 ILCookCalumet Harbor, IL/IN2016 04040001 Little Calumet-Galienestablished
1421404 ILCookChicago Harbor, IL2016 04190000 Lake Michiganestablished
1421405 ILCookChicago Harbor, IL2016 04190000 Lake Michiganestablished
1421406 ILCookChicago Harbor, IL2016 04040002 Pike-Rootestablished
1421407 ILCookChicago Harbor, IL2016 04190000 Lake Michiganestablished
1421408 ILCookChicago Harbor, IL2016 04190000 Lake Michiganestablished
1421409 ILCookChicago Harbor, IL2016 04190000 Lake Michiganestablished
1421410 ILCookChicago Harbor, IL2016 04190000 Lake Michiganestablished
1421411 ILCookChicago Harbor, IL2016 04190000 Lake Michiganestablished
1421412 ILCookChicago Harbor, IL2016 04190000 Lake Michiganestablished
1421413 ILCookChicago Harbor, IL2016 04190000 Lake Michiganestablished
1421414 ILCookChicago Harbor, IL2016 04190000 Lake Michiganestablished
1421415 ILCookChicago Harbor, IL2016 04190000 Lake Michiganestablished
1421399 INLakeCalumet Harbor, IL/IN2016 04190000 Lake Michiganestablished
1421396 INPorterBurns Harbor/Portage, IN2016 04040001 Little Calumet-Galienestablished
1421397 INPorterBurns Harbor/Portage, IN2016 04190000 Lake Michiganestablished
1421398 INPorterBurns Harbor/Portage, IN2016 04040001 Little Calumet-Galienestablished
1568050 MIBay[No locality description provided]2016 04240002 Lake Huronestablished
1652521 NYErieBuffalo/Upper Niagara2016 04270101 Niagara Riverestablished
1421422 WIBrownLower Fox River/Green Bay, WI2016 04030204 Lower Foxestablished
1421423 WIBrownLower Fox River/Green Bay, WI2016 04030204 Lower Foxestablished
1421416 WIBrownLower Fox River/Green Bay, WI2016 04030204 Lower Foxestablished
Page:12

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/20/2026].

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