Black Calvus Cichlid "Altolamprologus calvus" trigger relies on its excellent sense

relies on its excellent sense of smell to locate food

Caution should be exercised if housing these fish in a reef aquarium

has an oval body shape with radiating

but the male develop a striking blue coloration

A white marking is also present on the gill covers and a striking orange teardrop is found near the caudal fin

Black Calvus Cichlid "Altolamprologus calvus" trigger relies on its excellent senseThe Calvus Cichlid originates from the Southwestern rocky coastal waters of Lake Tanganyika, Africa. This species is very slow growing, taking over 6 months to reach an inch and a half long, and over two years to reach sexual maturity. Their bodies are very thin and compact and are dark black in color with many small white spots. Their sloping forehead and large mouth gives them a menacing look.