| Specimen ID | 237927 |
| Group | Fishes |
| Genus | Dorosoma |
| Species | petenense |
| Common Name | Threadfin Shad |
| State | PR |
| County | Villalba |
| Locality | Guayabal Reservoir |
| Mapping Accuracy | Accurate |
| HUC8 Name | Southern Puerto Rico |
| HUC8 Number | 21010004 |
| HUC10 Name | Rio Matilde to Rio Descalabrado Watersheds |
| HUC10 Number | 2101000403 |
| HUC12 Name | Rio Jacaguas at Lago Guayabal Dam |
| HUC12 Number | 210100040312 |
| Map | |
| Collection Month | 3 |
| Collection Year | 2007 |
| Year Accuracy | Actual |
| Potential Pathway | stocked for forage |
| Status | established |
| Record Type | Personal communication |
| Freshwater/Marine | Freshwater |
