| Specimen ID | 1932874 |
| Group | Mollusks-Gastropods |
| Genus | Potamopyrgus |
| Species | antipodarum |
| Common Name | New Zealand mudsnail |
| State | WA |
| County | Snohomish |
| Locality | Church Creek due east of WDFW office |
| Mapping Accuracy | Accurate |
| HUC8 Name | Stillaguamish |
| HUC8 Number | 17110008 |
| HUC10 Name | Stillaguamish River-Frontal Port Susan |
| HUC10 Number | 1711000803 |
| HUC12 Name | Stillaguamish River-Frontal Port Susan |
| HUC12 Number | 171100080304 |
| Map | |
| Collection Day | 10 |
| Collection Month | 6 |
| Collection Year | 2026 |
| Year Accuracy | Actual |
| Comments | Other WDFW biologists I was out with knew New Zealand mud snail was present in Church Creek. |
| Record Type | NAS sighting report |
| Verifier | Vince L Butitta (WDFW) |
| Freshwater/Marine | Freshwater |
| Number Collected | 1000 |
