Black Calvus Cichlid "Altolamprologus calvus" trigger but the male develop a

but the male develop a striking blue coloration

The Heniochus Black & White Butterflyfish

relies on its excellent sense of smell to locate food

Live is rock from the ocean that has been introduced into a saltwater aquarium

Black Calvus Cichlid "Altolamprologus calvus" trigger but the male develop aThe 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.