| Specimen ID | 1617677 |
| Group | Mollusks-Gastropods |
| Genus | Potamopyrgus |
| Species | antipodarum |
| Common Name | New Zealand mudsnail |
| State | MT |
| County | Ravalli |
| Locality | Private fish hatchery, Hamilton Montana |
| Mapping Accuracy | Accurate |
| HUC8 Name | Bitterroot |
| HUC8 Number | 17010205 |
| HUC10 Name | Bitterroot River-Hamilton |
| HUC10 Number | 1701020510 |
| HUC12 Name | Bitterroot River-Canyon Creek |
| HUC12 Number | 170102051003 |
| Map | |
| Collection Month | 9 |
| Collection Year | 2019 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker in aquaculture |
| Status | established |
| Reference 1 |
| Ref. Number: | 33718 |
| Author: | Montana Fish, Wildlife, and Parks |
| Date: | 2019 |
| Title: | FWP finds New Zealand mud snails in private fish hatchery near Hamilton. |
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| Reference 2 |
| Ref. Number: | 33706 |
| Author: | Backus, P. |
| Date: | 2019 |
| Title: | Invasive New Zealand mud snails found at Hamilton fish hatchery |
| Publisher: | The Ravalli Republic |
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| Comments | Introduced into the hatchery via a shipment of trout from a South Dakota fish hatchery; hatchery quarantined when snails were discovered to try to eradicate the population. |
| Record Type | Literature |
| Verifier | Montana Fish, Wildlife, and Parks |
| Freshwater/Marine | Freshwater |
