How to keep and feed the Humpheads of Lake Tanganyika. There are two species described: Cyphotilapia frontosa and C. gibberosa. The blue variants belong .<br>How to keep and feed the Humpheads of Lake Tanganyika. There are two species described: Cyphotilapia frontosa and C. gibberosa. The blue variants belong .<br><br><br>All videos only in English.