| Specimen ID | 38551 |
| Group | Fishes |
| Genus | Melanochromis |
| Species | johannii |
| Common Name | blue mbuna |
| State | NV |
| County | Clark |
| Locality | Rogers Spring (Overton Arm of Lake Mead) |
| Mapping Accuracy | Approximate |
| HUC8 Name | Lake Mead |
| HUC8 Number | 15010005 |
| Map | |
| Collection Month | 8 |
| Collection Year | 1983 |
| Year Accuracy | Actual |
| Potential Pathway | released aquarium |
| Status | collected |
| Record Type | Specimen |
| Earliest Record | nation |
| Disposal | USNM |
| Museum Cat Number | USNM 325092 |
| Verifier | Courtenay |
| Freshwater/Marine | Freshwater |
| Number Collected | 2 |
| Size | 56.4, 57.9 mm SL |
