| Specimen ID | 1467147 |
| Group | Fishes |
| Genus | Pylodictis |
| Species | olivaris |
| Common Name | Flathead Catfish |
| State | IA |
| County | Plymouth |
| Locality | Big Sioux River [below confluence with Brule Creek] |
| Mapping Accuracy | Approximate |
| HUC8 Name | Lower Big Sioux |
| HUC8 Number | 10170203 |
| Map | |
| Collection Year | 1940 |
| Year Accuracy | Publication Year |
| Potential Pathway | stocked for sport |
| Status | failed |
| Reference 1 |
| Ref. Number: | 378 |
| Author: | Cleary, R.E. |
| Date: | 1956 |
| Title: | The distribution of the fishes of Iowa. |
| Publisher: | Iowa Conservation Commission |
| Pages: | 267-324 |
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| Reference 2 |
| Ref. Number: | 31549 |
| Author: | Nickum, J.G., and Sinning, J.A. |
| Date: | 1971 |
| Title: | Fishes of the Big Sioux River: An Annotated List |
| Journal: | Proceedings of the South Dakota Academy of Science |
| Volume: | 50 |
| Pages: | 143-154 |
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| Record Type | Literature |
| Freshwater/Marine | Freshwater |
| Number Collected | 1 |
