| Specimen ID | 1687214 |
| Group | Mollusks-Gastropods |
| Genus | Potamopyrgus |
| Species | antipodarum |
| Common Name | New Zealand mudsnail |
| State | CA |
| County | Santa Clara |
| Locality | Arroyo Calero Creek |
| Mapping Accuracy | Accurate |
| HUC8 Name | Coyote |
| HUC8 Number | 18050003 |
| HUC10 Name | Guadalupe River-Frontal San Francisco Bay Estuaries |
| HUC10 Number | 1805000303 |
| HUC12 Name | Alamitos Creek |
| HUC12 Number | 180500030301 |
| Map | |
| Collection Day | 1 |
| Collection Month | 9 |
| Collection Year | 2021 |
| Year Accuracy | Actual |
| Potential Pathway | dispersed | hitch hiker |
| Status | established |
| Comments | CDFW identification memo available on request |
| Record Type | NAS sighting report |
| Verifier | O. Townsend, Valley water |
| Freshwater/Marine | Freshwater |
| Photo | |
