| Specimen ID | 1447854 |
| Group | Fishes |
| Genus | Pylodictis |
| Species | olivaris |
| Common Name | Flathead Catfish |
| State | IA |
| County | Plymouth |
| Locality | Big Sioux River |
| Mapping Accuracy | Approximate |
| HUC8 Name | Lower Big Sioux |
| HUC8 Number | 10170203 |
| Map | |
| Collection Year | 1962 |
| Year Accuracy | Publication Year |
| Potential Pathway | stocked for sport |
| Status | established |
| Reference 1 |
| Ref. Number: | 376 |
| Author: | Bailey, R.M., and M.O. Allum |
| Date: | 1962 |
| Title: | Fishes of South Dakota. |
| Journal: | Miscellaneous Publications, Museum of Zoology, University of Michigan |
| Publisher: | Museum of Zoology, University of Michigan |
| Volume: | 119 |
| Pages: | 1-131 |
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| Comments | was not present in the Missouri River prior to 1930s-40s (first records in Nebraska) |
| Record Type | Literature |
| Freshwater/Marine | Freshwater |
