| Specimen ID | 291635 |
| Group | Mollusks-Gastropods |
| Genus | Potamopyrgus |
| Species | antipodarum |
| Common Name | New Zealand mudsnail |
| State | CA |
| County | Mendocino |
| Locality | Garcia River at Highway 1 bridge |
| Mapping Accuracy | Accurate |
| HUC8 Name | Big-Navarro-Garcia |
| HUC8 Number | 18010108 |
| HUC10 Name | Garcia River |
| HUC10 Number | 1801010805 |
| HUC12 Name | Lower Garcia River |
| HUC12 Number | 180101080503 |
| Map | |
| Collection Day | 18 |
| Collection Month | 10 |
| Collection Year | 2012 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Comments | Very dense here (dozens on every cobble). |
| Record Type | Personal communication |
| Freshwater/Marine | Freshwater |
