| Specimen ID | 276421 |
| Group | Crustaceans-Cladocerans |
| Genus | Bythotrephes |
| Species | longimanus |
| Common Name | spiny waterflea |
| Country | Canada |
| State | ON |
| Locality | Georgian Bay, Bruce County, Nearest Town: TobermoryNearest Intersection: Lighthouse At Tobermory. |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lake Huron |
| HUC8 Number | 04240002 |
| HUC10 Name | Joseph Island-Frontal Lake Huron |
| HUC10 Number | 0424000201 |
| HUC12 Name | Joseph Island-Frontal Lake Huron |
| HUC12 Number | 042400020102 |
| Map | |
| Collection Day | 12 |
| Collection Month | 5 |
| Collection Year | 1997 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water |
| Status | unknown |
| Reference 1 |
| Ref. Number: | 19331 |
| Author: | Ontario Federation of Anglers and Hunters. |
| Date: | 2009 |
| Title: | OFAH Database All Species - 2009 Download. |
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| Comments | Method of capture through observation. saw them last summer while diving at Tobermory in 15-20 feet of water. Had also seen them the summer before. |
| Record Type | Literature |
| Freshwater/Marine | Freshwater |
