| Specimen ID | 1633933 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | MO |
| County | St. Louis |
| Locality | Missouri River, at Hwy 370 bridge [in St. Charles] |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lower Missouri |
| HUC8 Number | 10300200 |
| HUC10 Name | Coldwater Creek-Missouri River |
| HUC10 Number | 1030020008 |
| HUC12 Name | Cowmire Creek-Missouri River |
| HUC12 Number | 103002000801 |
| Map | |
| Collection Day | 12 |
| Collection Month | 12 |
| Collection Year | 2019 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | unknown |
| Comments | Specimens collected and retained at the address above. |
| Record Type | NAS sighting report |
| Verifier | Missouri Dept. of Conservation |
| Freshwater/Marine | Freshwater |
| Number Collected | 4 |
