Maylandia estherae spent more than twenty years in home aquariums before it had a scientific name. In practice, the fish sold as a red zebra is often a line-bred strain that differs from the wild animal, which is why its colors surprise people who expect the name to describe the whole species. This guide covers…

The kenyi cichlid is sold to beginners as a cute, blue-and-white striped juvenile, and it grows into one of the most aggressive mbuna in Lake Malawi. In practice, the original 1977 description already flagged the trait that makes the species so recognizable: reversed sexual coloration, with adult males turning bright yellow while females stay blue…

Stocking advice for the demasoni cichlid runs from one male with a few females to a colony of twelve or more, and the gap between those recommendations is the most useful thing to understand before buying. In practice, every source agrees on the underlying problem: this tiny Lake Malawi mbuna is fiercely aggressive toward its…

Melanochromis auratus does something genuinely unusual among cichlids: adult males wear the literal negative image of what females and juveniles look like. In practice, this reversed color pattern makes the species instantly recognizable, but it also masks a real problem lurking behind the cheap price tag and easy availability: this is one of the more…

Labidochromis caeruleus carries a scientific name that means “blue” in Latin, despite being one of the most famous solid-yellow fish in the entire aquarium hobby. In practice, that mismatch traces back to real history: the species was described decades before its now-iconic yellow morph was ever discovered. This guide covers where the “Electric Yellow” actually…