| Specimen ID | 1340724 |
| Group | Fishes |
| Genus | Pylodictis |
| Species | olivaris |
| Common Name | Flathead Catfish |
| State | MI |
| County | Mason |
| Locality | Hamlin Lake, about 4 miles north of Ludington, MI |
| Mapping Accuracy | Accurate |
| HUC8 Name | Pere Marquette-White |
| HUC8 Number | 04060101 |
| HUC10 Name | Big Sable River |
| HUC10 Number | 0406010101 |
| HUC12 Name | Hamlin Lake-Big Sable River |
| HUC12 Number | 040601010104 |
| Map | |
| Collection Day | 1 |
| Collection Month | 8 |
| Collection Year | 2012 |
| Year Accuracy | Actual |
| Potential Pathway | stocked illegally |
| Status | established |
| Reference 1 |
| Ref. Number: | 28335 |
| Author: | Michigan Department of Natural Resources (MIDNR). |
| Date: | 2015 |
| Title: | Master Angler Entries. |
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| Comments | Hamlin Lake has an impassible terminal barrier dam that controls its water surface elevation; therefore had to be introduced illegally |
| Record Type | Specimen |
| Freshwater/Marine | Freshwater |
| Size | 11.31 lb, 29.5 in |