| Specimen ID | 253026 |
| Group | Crustaceans-Cladocerans |
| Genus | Bythotrephes |
| Species | longimanus |
| Common Name | spiny waterflea |
| State | MI |
| County | Mason |
| Locality | Lake Michigan, EPA Station MI34 |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lake Michigan |
| HUC8 Number | 04190000 |
| HUC10 Name | Lake Michigan |
| HUC10 Number | 0419000002 |
| HUC12 Name | Lake Michigan |
| HUC12 Number | 041900000200 |
| Map | |
| Collection Day | 22 |
| Collection Month | 8 |
| Collection Year | 2001 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water |
| Status | established |
| Reference 1 |
| Ref. Number: | 17806 |
| Author: | EPA Great Lakes National Program Office. |
| Date: | 2008 |
| Title: | EPA Monitoring Data. |
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| Comments | Depth = 20m; sample at 100m found 1.03/m3 |
| Record Type | Literature |
| Freshwater/Marine | Freshwater |
| Number Collected | 10.06/m3 |
