Specimen Information

Gammarus fasciatus
Gammarus fasciatus
(a freshwater amphipod)
Crustaceans-Amphipods
Native Transplant
Collection Info
Point Map
Species Profile
Animated Map

Specimen ID1754337
GroupCrustaceans-Amphipods
GenusGammarus
Speciesfasciatus
Common Namea freshwater amphipod
StateIL
CountyCook
LocalityGrand Calumet River, Calumet City
Mapping AccuracyAccurate
HUC8 NameChicago
HUC8 Number07120003
HUC10 NameCalumet Sag Channel-Little Calumet River
HUC10 Number0712000304
HUC12 NameGrand Calumet River-Calumet River
HUC12 Number071200030407
Map
Collection Day2
Collection Month7
Collection Year1974
Year AccuracyActual
Reference 1
Ref. Number:43661
Author:Illinois Natural History Survey
Date:2024
Title:Illinois Natural History Survey - Crustacean Collection. Occurrence dataset (ID: 257ea482-2d6f-4cf4-846d-8efeb58f6727). Accessed via the INHS Collections Data Portal (https://biocoll.inhs.illinois.edu/portal)
Publisher:Illinois Natural History Survey
Record TypeSpecimen
DisposalIllinois Natural History Survey - Crustacean Collection
Museum Cat NumberINHS 1480
VerifierL.M. Page
Freshwater/MarineFreshwater
Number Preserved4

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 [12/5/2025].

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.