| Specimen ID | 154000 |
| Group | Mollusks-Gastropods |
| Genus | Potamopyrgus |
| Species | antipodarum |
| Common Name | New Zealand mudsnail |
| State | UT |
| County | Daggett |
| Locality | Green River, about 27 miles (43 km) below Flaming Gorge Dam near the Colorado state line |
| Mapping Accuracy | Accurate |
| HUC8 Name | Upper Green-Flaming Gorge Reservoir |
| HUC8 Number | 14040106 |
| HUC10 Name | Crouse Creek-Green River |
| HUC10 Number | 1404010609 |
| HUC12 Name | Tolivers Creek-Green River |
| HUC12 Number | 140401060901 |
| Map | |
| Collection Day | 18 |
| Collection Month | 9 |
| Collection Year | 2001 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker |
| Status | established |
| Reference 1 |
| Ref. Number: | 13644 |
| Author: | Richards, D., B. Kerans, and D. Gustafson. |
| Date: | 2003 |
| Title: | New Zealand mudsnail in the Western USA, Chronology of important New Zealand mudsnail discoveries. |
| Publisher: | Montana State University, Dept of Ecology. |
| Issue: | http://wwwesgmontanaedu/aim/mollusca/nzms/ |
|
|
| Comments | Reports low numbers. Update: As of August 2002, the mudsnails had spread throughout the first 50 km downstream from the dam (Mark Vinson). |
| Record Type | Literature |
| Earliest Record | state |
| Verifier | Dan Gustafson, Montana St. U. |
| Freshwater/Marine | Freshwater |
| Number Collected | 2 |
