Care and Compatibility of Pearl Cichlid - Altolamprologus Calvus


Introduction

The Pearl Cichlid has a laterally compressed body and a prominent head with a pronounced jaw. Their coloration can vary, but they are generally dark-toned with pearl-like spots or dots on their body. Males are usually larger and have longer fins than females.

Behavior

The Pearl Cichlid, also known as Altolamprologus Calvus, is a fish native to Lake Tanganyika and Lake Malawi in Africa. It is known for its unique appearance and interesting behavior. They are territorial and aggressive fish, especially during the breeding season. They require a spacious aquarium with hiding places and rocky areas to explore.

Sexual Dimorphism

Sexual dimorphism in Altolamprologus calvus is minimal and difficult to distinguish. Both males and females have a similar appearance, though males may display slightly more intense colors and increased aggression during breeding season.

Reproduction

Breeding Pearl Cichlids can be challenging. They are open water spawners, and males will establish and defend territories to attract females. Females will deposit their eggs on flat surfaces or in caves, and males will fertilize the eggs. After hatching, the fry are cared for by both parents and feed on their yolk sac until they are ready to consume live foods.

Aquarium Conditions

Altolamprologus calvus, commonly known as the calvus cichlid, requires an aquarium with plenty of rocks and caves to create its territory. It prefers alkaline water and a warm temperature. Aquarium décor should include large rocks and sand substrate. Maintaining water quality is crucial and providing a balanced diet.

Feeding

They are carnivorous fish and primarily feed on small crustaceans and other aquatic organisms. In the aquarium, they can be fed with commercial foods in the form of pellets or flakes, but it is also beneficial to include live or frozen foods in their diet, such as brine shrimp, daphnia, and shrimp.

Complexity

Caring for Altolamprologus calvus can be moderately challenging. They are territorial fish and can be aggressive towards other cichlids. It's recommended to keep them in a larger group or in a African cichlid tank. They are carnivores and accept a variety of foods, but prefer live and frozen foods.


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To do an analysis more detailed about coexistence and behavior of Altolamprologus Calvus (Pearl Cichlid) use the Aquarium simulation tool, if you do this you can test different ways to combine the Pearl Cichlid with other fishes giving the dimensions and space on you aquarium, on this way you can known the optimal configuration for keep the fishes that you want.

You can also find out the 26 species compatible with the Altolamprologus Calvus (Pearl Cichlid) can live together.

Note: The parameters of the water such as PH and temperature are also used to calculate the compatibility of the species.


Compatible species (26)

Compatible (7 Species)

Territorial fish can usually live with fish protected with armor, since they cannot harm them because of their tough skin, what must be taken into account is to have an aquarium with favorable dimensions so that each fish can delimit a territory, since that most armored fish are also bottom fish and like to be looking for places to hide.


Suckermouth catfish - Hypostomus plecostomus

Suckermouth catfish

Hypostomus plecostomus

Compatible without any restriction


Weather Loach - Misgurnus spp

Weather Loach

Misgurnus spp

Horned Snail - Tyloperlamania sp

Horned Snail

Tyloperlamania sp

IndoPlanorbis Exustus - Planorbis planorbis

IndoPlanorbis Exustus

Planorbis planorbis

Lemon Catfish - Hemiancistrus subviridis

Lemon Catfish

Hemiancistrus subviridis

Dwarf Pombos - Pseudotropheus Demasoni

Dwarf Pombos

Pseudotropheus Demasoni

Upside-Down Catfish - Synodontis nigriventris

Upside-Down Catfish

Synodontis nigriventris

With Reservation (3 Species)

Compatible in some cases, it depends on the nature and personality of the fish.


Archerfish - Toxotes jaculatrix

Archerfish

Toxotes jaculatrix

Commando Cichlid - Nimbochromis venustus

Commando Cichlid

Nimbochromis venustus

Gray bichir - Polypterus senegalus

Gray bichir

Polypterus senegalus

Showdown over territory (4 Species)

Fish can live together as long as the space is spacious enough to delimit a territory, otherwise there may be aggressions for competing for the territory.


Red-tailed Black Shark - Epalzeorhynchus frenatus

Red-tailed Black Shark

Epalzeorhynchus frenatus

Multis Fish - Neolamprologus multifasciatus

Multis Fish

Neolamprologus multifasciatus

Dragon Violet Goby - Gobioides broussonnetii

Dragon Violet Goby

Gobioides broussonnetii

Pueden convivir juntos si son varias hembras o una pareja de hembra y macho, dos machos juntos podrían compartir acuario si hay mucho espacio.


Pearl Cichlid - Altolamprologus Calvus

Pearl Cichlid

Altolamprologus Calvus

Considerable size difference (4 Species)

They can coexist while they are similar in size or the size difference is not very abysmal, since as the fish grows it increases the chances of eating its partner that did not grow much.


Medaka Fish - Oryzias latipes

Medaka Fish

Oryzias latipes

Preacox Rainbowfish - Melanotaenia preacox

Preacox Rainbowfish

Melanotaenia preacox

Nerite Snail - Neritina sp

Nerite Snail

Neritina sp

Endler Guppy Fish - Poecilia Wingei

Endler Guppy Fish

Poecilia Wingei

Food competition (1 Species)

They can live together but you have to be careful since it is likely that the fastest fish will take all the food and leave nothing for their partners who are slow swimmers, so you have to make sure that everyone can eat.


Empire Gudgeon - Hypseleotris compressa

Empire Gudgeon

Hypseleotris compressa

Compatible if space is enough (7 Species)

They can coexist together if the aquarium they share is large and spacious enough for both species to feel good, as some fish may attack others to feel that they have little space and try to eliminate the competition.


Pez Loro - Red Parrot

Pez Loro

Red Parrot

Frontosa Cichlid - Cyphotilapia frontosa

Frontosa Cichlid

Cyphotilapia frontosa

Tetraodon Nigroviridis - Tetraodon Nigroviridis

Tetraodon Nigroviridis

Tetraodon Nigroviridis

Upside-Down Catfish - Synodontis eupterus

Upside-Down Catfish

Synodontis eupterus

Firemouth Cichlid - Cichlasoma meeki

Firemouth Cichlid

Cichlasoma meeki

Labidochromis caeruleus - Labidochromis caeruleus

Labidochromis caeruleus

Labidochromis caeruleus

Fire Fish Dragon Blood - Aulonocara Firefish

Fire Fish Dragon Blood

Aulonocara Firefish

Pearl Cichlid

Altolamprologus Calvus

Pearl Cichlid - Altolamprologus Calvus
  • Ph: 7.8 - 8.6
  • Temperature (c°): 23 - 26
  • Measures: 10 cm - 15cm
  • Aquarium Capacity:
    75 Liters - 20 Gallons
  • Alimentación: Carnivores
  • Colores: Black, White
  • Comportamiento: Likes to take refuge, Peaceful, Semi Aggressive, Territorial, Territorial with its species
  • Habitad: African
  • Preferencias del Acuario: Rocks
  • Tamaño: Medium
  • Taxonomía: Cichlids, Fish
  • Tipo de Agua: Sweet water, Tropical waters
  • Velocidad de nado o movimiento: Normal, Slow
  • Zona de Nado: Swim in the middle of the aquarium