Amphilophus labiatus
Encyclopedia
Amphilophus labiatus is a large cichlid
Cichlid
Cichlids are fishes from the family Cichlidae in the order Perciformes. Cichlids are members of a group known as the Labroidei along with the wrasses , damselfish , and surfperches . This family is both large and diverse. At least 1,300 species have been scientifically described, making it one of...

 fish
Fish
Fish are a paraphyletic group of organisms that consist of all gill-bearing aquatic vertebrate animals that lack limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish, as well as various extinct related groups...

 endemic to Lake Managua
Lake Managua
Lake Managua is a lake in Nicaragua. The Spanish name is Lago de Managua or Lago Xolotlán. At 1,042 km², it is approximately long and wide. Similarly to the name of Lake Nicaragua, its name was coined by the Spanish conquerors from "Mangue" and agua...

 and Lake Nicaragua
Lake Nicaragua
Lake Nicaragua or Cocibolca or Granada or is a vast freshwater lake in Nicaragua of tectonic origin. With an area of , it is the largest lake in Central America, the 19th largest lake in the world and the 9th largest in the Americas. It is slightly smaller than Lake Titicaca. With an elevation...

 in Central America
Central America
Central America is the central geographic region of the Americas. It is the southernmost, isthmian portion of the North American continent, which connects with South America on the southeast. When considered part of the unified continental model, it is considered a subcontinent...

. In the aquarium
Aquarium
An aquarium is a vivarium consisting of at least one transparent side in which water-dwelling plants or animals are kept. Fishkeepers use aquaria to keep fish, invertebrates, amphibians, marine mammals, turtles, and aquatic plants...

 trade A. labiatus is often sold under the trade name of red devil, a common name which they share with Amphilophus citrinellus
Amphilophus citrinellus
Amphilophus citrinellus is a large cichlid fish endemic to the San Juan River and adjacent watersheds in Costa Rica and Nicaragua. In the aquarium trade A. citrinellus is often sold under the trade name of Midas cichlid. A. citrinellus are omnivorous and their diet consists of plant material,...

.

Appearance

Colouration in wild specimens is variable and while most specimens are grey to greyish green some pink, red or white specimens do occur. Black pigmentation in spots or bands is also common. Some specimens have enlarged lips, though this condition is thought to be related to specific food choice preferences in their natural habitat
Habitat
* Habitat , a place where a species lives and grows*Human habitat, a place where humans live, work or play** Space habitat, a space station intended as a permanent settlement...

 as this trait disappears in captivity. Like most cichlids, A. labiatus has advanced brood
Offspring
In biology, offspring is the product of reproduction, of a new organism produced by one or more parents.Collective offspring may be known as a brood or progeny in a more general way...

 care. The species forms monogamous pairs which spawn on flattened rocks or logs.

Aquarium behavior

Aquarists who keep cichlids regard red devils as aggressive fish. This aggressive behavior combined with their razor sharp teeth and powerful jaws means cohabitants should be chosen carefully and the fish should be kept in a large aquarium. Red Devils may be so aggressive that they ram into the glass to get at invaders, break heaters and other aquarium equipment, and will somethimes bite their owners.
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