| Specimen ID | 1332623 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | PA |
| County | Crawford |
| Locality | French Creek at Gravel Lick Bridge (Venango Riffle) |
| Mapping Accuracy | Accurate |
| HUC8 Name | French |
| HUC8 Number | 05010004 |
| HUC10 Name | French Creek |
| HUC10 Number | 0501000409 |
| HUC12 Name | Gravel Run-French Creek |
| HUC12 Number | 050100040904 |
| Map | |
| Collection Day | 22 |
| Collection Month | 10 |
| Collection Year | 2008 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | unknown |
| Reference 1 |
| Ref. Number: | 27462 |
| Author: | iMapInvasives. |
| Date: | 2018 |
| Title: | Pennsylvania iMapInvasives |
| Publisher: | Pennsylvania Natural Heritage Program |
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| Comments | PA iMapInvasives Obs. ID: PA-2665U. Along with Jim Grazio, Karla M. Kaczmarek and Sara N. Grise-Stahlman were also observers. Preserved in 70% EtOH. |
| Record Type | Literature |
| Verifier | Jim Grazio, Karla M. Kaczmarek, Sara N. Grise-Stahlman |
| Freshwater/Marine | Freshwater |
| Number Collected | One adult |
