| Specimen ID | 117020 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | TN |
| County | Hamilton |
| Locality | Tennessee River (R.M. 471.0) at Chickamauga Lock and Dam near Chattanooga, TN AL |
| Mapping Accuracy | Accurate |
| HUC8 Name | Middle Tennessee-Chickamauga |
| HUC8 Number | 06020001 |
| HUC10 Name | Dallas Lake-Tennessee River |
| HUC10 Number | 0602000106 |
| HUC12 Name | Tennessee River-Chickamauga Lake |
| HUC12 Number | 060200010609 |
| Map | |
| Collection Day | 14 |
| Collection Month | 7 |
| Collection Year | 1993 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Record Type | Personal communication |
| Disposal | formalin |
| Museum Cat Number | TVA, Chattanooga, TN |
| Verifier | John Jenkinson, TVA, Chattanooga 615-751-6903 |
| Freshwater/Marine | Freshwater |
| Number Collected | 15 |
| Year Class | adult |
| Size | 13 - 31 mm |
