Blue cobalt cichlid - Maylandia callainos

Scientific name: Maylandia callainos

Common name: Blue cobalt cichlid

Family: Cichlidae

Usual size in fish tanks: 6 - 8 cm (2.36 - 3.15 inch)

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Recommended pH range for the species: 7 - 8.4

Recommended water hardness (dGH): 10 - 26°N (178.57 - 464.29ppm)

0°C 32°F30°C 86°F

Recommended temperature: 23 - 25 °C (73.4 - 77°F)

The way how these fish reproduce: Spawning

Where the species comes from: Africa

Temperament to its own species: peaceful

Temperament toward other fish species: aggressive/territorial

Usual place in the tank: Middle levels

Origin

The Blue Cobalt Cichlid (Maylandia callainos) is native to Africa, specifically Lake Malawi. They inhabit rocky areas where crevices serve as hiding spots and potential spawning sites. These environments provide both security and a natural setting for their territorial behavior and breeding activities. The unique ecology of Lake Malawi, with its highly oxygenated and mineral-rich waters, supports their active lifestyle and vibrant coloration. Replicating these conditions in an aquarium helps them thrive.

Lifespan

With proper care, the lifespan of Maylandia callainos can reach up to 5 years in captivity. Maintaining stable water conditions, a suitable diet, and a stress-free environment is essential for their health and longevity. Regular water changes and a robust filtration system are also critical to ensure optimal living conditions for these cichlids.

Short Description

The Blue Cobalt Cichlid (Maylandia callainos) is one of the more peaceful species among Malawi cichlids. However, they still exhibit territorial behavior, especially during spawning. To minimize aggression, ensure the tank contains ample rock structures for hiding and provide a balanced colony ratio with multiple females per male. Rock work not only offers hiding spots but also allows females to escape male attention when necessary. Use sand as the substrate and maintain well-oxygenated water. Placing filter outlets strategically can create gentle currents, promoting oxygenation and mimicking their natural habitat. These active cichlids are best suited for medium to large aquariums with plenty of space to establish territories.

Food and Feeding

Blue Cobalt Cichlids require a diet rich in vegetable content. A high-quality flake or pellet with added spirulina makes an excellent staple. Occasional treats of brine shrimp and bloodworms can be offered but should be limited to avoid overloading their diet with animal protein, which can cause health issues. Incorporating blanched vegetables like zucchini or spinach provides additional nutrients and variety. Feeding them small portions 2-3 times daily ensures optimal nutrition and helps maintain water quality, preventing overeating and waste buildup.

Sexing

Sexing Maylandia callainos can be challenging. Males may exhibit brighter coloration and often have egg spots on their anal fins, though females can sometimes display these as well. Subtle differences in body color intensity between males and females can provide a clue. Additionally, males tend to be slightly larger and more dominant in their behavior, especially during breeding periods. Observing their interactions and territorial displays often helps in distinguishing the sexes more reliably.

Breeding

Breeding Blue Cobalt Cichlids involves a fascinating process. To reduce male aggression, house at least one male with three or more females in a well-structured tank. Females lay their eggs on flat rocks and then scoop them into their mouths for brooding. The male displays egg spots on his anal fin to attract the female, tricking her into thinking she is collecting more eggs. This triggers the male to release sperm, completing fertilization. The female typically hides while brooding and refrains from eating, so avoid stressing her during this time. Mouthbrooding lasts about three weeks, after which the fry are released. Feed the fry newly hatched brine shrimp or finely crushed flakes. For higher survival rates, consider moving the fry to a separate grow-out tank before reintroducing them to the main colony when they are large enough to avoid predation. Ensure that the breeding tank mimics their natural environment with sufficient hiding spots and slightly elevated temperatures to encourage successful spawning.

Picture

Bought by aqua-fish.net from jjphoto.dk.