| Specimen ID | 118428 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | MO |
| County | Jefferson |
| Locality | Meramec River at I-55 bridge crossing in St. Louis (south of city) |
| Mapping Accuracy | Accurate |
| HUC8 Name | Meramec |
| HUC8 Number | 07140102 |
| HUC10 Name | Meramec River |
| HUC10 Number | 0714010210 |
| HUC12 Name | Meramec River |
| HUC12 Number | 071401021004 |
| Map | |
| Collection Day | 17 |
| Collection Month | 8 |
| Collection Year | 1999 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Comments | Submitted by Sue Bruendermanm, MO DEC 11/23/99. |
| Record Type | Personal communication |
| Disposal | destroyed |
| Verifier | Dr. Chris Barnhart, SW Missouri State, Springfield |
| Freshwater/Marine | Freshwater |
| Number Collected | 1 |
| Year Class | adult |
| Size | 20 mm |
