| Specimen ID | 263547 |
| Group | Mollusks-Gastropods |
| Genus | Potamopyrgus |
| Species | antipodarum |
| Common Name | New Zealand mudsnail |
| State | CA |
| County | Los Angeles |
| Locality | Wilmington Drain, feeds Machado Lake within Ken Malloy Harbor Regional Park, Harbor City |
| Mapping Accuracy | Accurate |
| HUC8 Name | San Gabriel |
| HUC8 Number | 18070106 |
| HUC10 Name | Alamitos Bay-San Pedro Bay |
| HUC10 Number | 1807010607 |
| HUC12 Name | Long Beach Harbor |
| HUC12 Number | 180701060701 |
| Map | |
| Collection Day | 3 |
| Collection Month | 6 |
| Collection Year | 2009 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker |
| Status | established |
| Reference 1 |
| Ref. Number: | 19769 |
| Author: | Montana State University. |
| Date: | 2011 |
| Title: | New Zealand mudsnails in the Western USA dataset (1995-2010). |
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| Comments | density = sparse |
| Record Type | Literature |
| Verifier | Aquatic Associates Laboratory, Corvalis, Oregon |
| Freshwater/Marine | Freshwater |
