| Specimen ID | 1467701 |
| Group | Mollusks-Gastropods |
| Genus | Potamopyrgus |
| Species | antipodarum |
| Common Name | New Zealand mudsnail |
| State | WA |
| County | Snohomish |
| Locality | Union Slough |
| Mapping Accuracy | Accurate |
| HUC8 Name | Snohomish |
| HUC8 Number | 17110011 |
| HUC10 Name | Quilceda Creek-Frontal Possession Sound |
| HUC10 Number | 1711001102 |
| HUC12 Name | Snohomish River-Frontal Possession Sound |
| HUC12 Number | 171100110203 |
| Map | |
| Collection Day | 13 |
| Collection Month | 11 |
| Collection Year | 2013 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker | hitch hiker with stocked fish |
| Status | established |
| Reference 1 |
| Ref. Number: | 31558 |
| Author: | Washington Department of Fish and Wildlife |
| Date: | 2018 |
| Title: | Aquatic Invasive Species Unit: New Zealand Mudsnail confirmed detections |
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| Record Type | Literature |
| Freshwater/Marine | Freshwater |
