Complex sentence: The Electric blue hap ("Sciaenochromis ahli") is a species of cichlid endemic to Lake Malawi preferring to live in caves and crevices in rocky substrates.
Split into simpler sentences: The electric blue hap ("Sciaenochromis ahli") is a species of cichlid fish endemic to Lake Malawi. It prefers to live in caves and crevices in rocky substrates.