| Specimen ID | 1736335 |
| Group | Crustaceans-Cladocerans |
| Genus | Cercopagis |
| Species | pengoi |
| Common Name | fishhook waterflea |
| State | IL |
| County | Cook |
| Locality | Arnold's Barge Slip (ABS), Lockport, IL |
| Mapping Accuracy | Accurate |
| HUC8 Name | Chicago |
| HUC8 Number | 07120003 |
| HUC10 Name | North Branch Chicago River-Chicago Sanitary and Ship Canal |
| HUC10 Number | 0712000301 |
| HUC12 Name | South Branch Chicago River-Chicago Sanitary and Ship Canal |
| HUC12 Number | 071200030107 |
| Map | |
| Collection Day | 7 |
| Collection Month | 7 |
| Collection Year | 2021 |
| Year Accuracy | Actual |
| Reference 1 |
| Ref. Number: | 43134 |
| Author: | Maxson, K.A., A.L. Whitten, B.S. Harris, A. Happel, S.E. Butler, J.J. Parkos III, A.F. Casper, and J.T. Lamer |
| Date: | 2023 |
| Title: | First records of the fishhook waterflea Cercopagis pengoi Ostroumov, 1891
in the Mississippi River Basin, Illinois Waterway, USA |
| Journal: | BioInvasions Records |
| Volume: | 12 |
| Issue: | 4 |
| Pages: | 1079-1087 |
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| Comments | Density #/L: 0.0004 |
| Record Type | Literature |
| Number Collected | 8 |
