| Specimen ID | 237837 |
| Group | Fishes |
| Genus | Gambusia |
| Species | affinis |
| Common Name | Western Mosquitofish |
| State | PR |
| County | Arecibo |
| Locality | Dos Bocas Reservoir |
| Mapping Accuracy | Accurate |
| HUC8 Name | Cibuco-Guajataca |
| HUC8 Number | 21010002 |
| HUC10 Name | Rio Grande de Arecibo Watershed |
| HUC10 Number | 2101000204 |
| HUC12 Name | Rio Caonillas |
| HUC12 Number | 210100020411 |
| Map | |
| Collection Month | 2 |
| Collection Year | 2007 |
| Year Accuracy | Actual |
| Potential Pathway | stocked for biocontrol |
| Status | established |
| Comments | Common |
| Record Type | NAS sighting report |
| Freshwater/Marine | Freshwater |
