Labidochromis mbenjii

Labidochromis mbenjii is an island endemic from Mbenji Island in central Lake Malawi. Males display a clean white to pale yellow body with a bold black dorsal fin, creating a striking monochromatic contrast. Females are plain brown-grey. This species is one of several closely related Labidochromis endemics found on the isolated rocky islands of the central lake.

In the wild, Labidochromis mbenjii lives at moderate depths around the rocky shores of Mbenji Island, feeding on invertebrates extracted from crevices and algae scraped from rock surfaces. Its island isolation has resulted in a genetically distinct population with a subtly different body shape compared to mainland Labidochromis.

This species is moderately peaceful for an mbuna and can be maintained in a community cichlid aquarium alongside other Lake Malawi species. It is best kept as a harem of one male with two to three females to allow natural social structure and reduce inter-male aggression.