| Specimen ID | 237990 |
| Group | Fishes |
| Genus | Poecilia |
| Species | vivipara |
| Common Name | Guaru |
| State | PR |
| County | Lajas |
| Locality | Desengano |
| Mapping Accuracy | Approximate |
| HUC8 Name | Southern Puerto Rico |
| HUC8 Number | 21010004 |
| HUC10 Number | 2101000401 |
| Map | |
| Collection Day | 11 |
| Collection Month | 12 |
| Collection Year | 1923 |
| Year Accuracy | Actual |
| Potential Pathway | stocked for biocontrol |
| Status | established |
| Record Type | Specimen |
| Disposal | University of Michigan Museum of Natural History |
| Museum Cat Number | UMMZ 90373 |
| Verifier | Hubbs |
| Freshwater/Marine | Brackish |
| Size | 15-38 mm SL |
| Number Preserved | 10 |
