| Specimen ID | 1877919 |
| Group | Mollusks-Bivalves |
| Genus | Limnoperna |
| Species | fortunei |
| Common Name | Golden Mussel |
| State | CA |
| County | Contra Costa |
| Locality | Big Break Marina edge by boat launch |
| Mapping Accuracy | Accurate |
| HUC8 Name | San Joaquin Delta |
| HUC8 Number | 18040003 |
| HUC10 Name | Kellogg Creek-Big Break |
| HUC10 Number | 1804000308 |
| HUC12 Name | Dutch Slough-Big Break |
| HUC12 Number | 180400030803 |
| Map | |
| Collection Day | 17 |
| Collection Month | 12 |
| Collection Year | 2024 |
| Year Accuracy | Actual |
| Potential Pathway | dispersed | shipping ballast water |
| Record Type | NAS sighting report |
| Verifier | Jessie Trueman (California Department of Fish and Wildlife) |
| Number Collected | 1 |
| Photo | |
