| Specimen ID | 1714175 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | SD |
| County | Codington |
| Locality | Big Sioux River, five miles south of Watertown |
| Mapping Accuracy | Accurate |
| HUC8 Name | Upper Big Sioux |
| HUC8 Number | 10170201 |
| HUC10 Name | City of Watertown-Big Sioux River |
| HUC10 Number | 1017020109 |
| HUC12 Name | City of Watertown-Big Sioux River |
| HUC12 Number | 101702010903 |
| Map | |
| Collection Day | 28 |
| Collection Month | 9 |
| Collection Year | 2023 |
| Year Accuracy | Actual |
| Status | established |
| Reference 1 |
| Ref. Number: | 42342 |
| Author: | Mayer, E |
| Date: | 2023 |
| Title: | GFP says Big Sioux River infested with zebra mussels
|
| Publisher: | KELO |
|
|
| Comments | Found five miles south of Watertown during river otter surveys |
| Record Type | Literature |
| Verifier | South Dakota Game, Fish and parks Department |
| Freshwater/Marine | Freshwater |
