| Specimen ID | 159416 |
| Group | Mollusks-Bivalves |
| Genus | Pisidium |
| Species | supinum |
| Common Name | humpbacked peaclam |
| Locality | Great Lakes Region |
| Mapping Accuracy | Centroid |
| Centroid Type | HUC2 |
| HUC8 Name | Great Lakes Region |
| HUC8 Number | 04000000 |
| Map | |
| Collection Year | 1959 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water |
| Status | established |
| Reference 1 |
| Ref. Number: | 13596 |
| Author: | Grigorovich, I.A., R.I. Colautti, E.L. Mills, K. Holeck, A.G. Ballert, and H.J. MacIsaac |
| Date: | 2003 |
| Title: | Ballast-mediated animal introductions in the Laurentian Great Lakes: retrospective and prospective analyses. |
| Journal: | Canadian Journal of Fisheries and Aquatic Sciences |
| Volume: | 60 |
| Pages: | 740-756 |
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| Comments | This species is considered introduced (Burch 1975b; Clarke 1973), but fossil records from Idaho & Alberta (Herrington 1962) suggest it may be indigenous to N. America. Most common in Great Lakes and St. Lawrence drainage basins; in large rivers (Ottawa River, St. Lawrence River). |
| Record Type | Literature |
| Earliest Record | nation |
| Freshwater/Marine | Freshwater |
