Metriaclima sp. elongatus Usisya Mara Rocks
| Qty (Stock) | Size | Sex | Unit price (Tax included) |
|---|---|---|---|
| 3" | - | 37$ |
IMPORTANT
Keeping fish in an aquarium requires an ethical and responsible approach that prioritizes animal welfare. Purchasing fish for an aquarium should never be an impulsive decision. It is essential to understand the specific needs of each species, including water quality, aquarium size, behavior, and diet. Only fish with similar water quality requirements should be kept together in the same aquarium.
A Little More Information...
Metriaclima sp. elongatus Usisya, also known as Mara Rocks, is an African cichlid from the mbuna group associated with the rocky shores of Lake Malawi. Its elongated body, blue coloration, and vertical bars give it a particularly active appearance in a rocky aquarium. Like other mbunas, it grazes the algal film covering stones and defends a small territory, especially as an adult. This geographic form is suited to aquarists able to maintain alkaline water, efficient filtration, and a certain level of territorial aggression. It is considered very common in the specialty aquarium trade.
General species description
Metriaclima sp. elongatus Usisya is a geographic form associated with the Metriaclima elongatus complex, a group of Lake Malawi mbunas whose treatment can vary among aquarium references. It is a rocky-habitat cichlid that is active and territorial, spending much of its time inspecting stones. Adult males defend breeding areas and may be particularly persistent toward conspecifics. The aquarium should include rockwork with visual barriers and several retreats. Its diet should remain mainly plant-based to reduce digestive problems associated with excessive animal protein.
Geographic origin and biotope
This form is associated with the Usisya region on the western shore of Lake Malawi, in Malawi. The habitat is typical of the lake’s rocky shoreline: stone blocks, crevices, algae-covered surfaces, and relatively open areas between rocks. The water is clear, mineral-rich, and alkaline, with a stable temperature. In an aquarium, this combination should be recreated with hard water, regular circulation, and abundant rockwork. Aquatic vegetation is generally limited in this type of habitat, while periphyton provides an important food resource.
Precise location and local name
The commercial name Mara Rocks refers to the locality or rocky site associated with this population, while Usisya identifies the geographic region used in its aquarium name. The locality is on the western coast of Lake Malawi. The name “Mara Rocks” is mainly used to distinguish this strain from other geographic forms of elongatus in the aquarium trade. Keeping this name helps preserve information about the source population and prevents regional varieties from being mixed. It should not be confused with a formally described species bearing only this name.
Appearance and physical characteristics
Metriaclima sp. elongatus Usisya has a relatively slender body, a sturdy head, and a mouth adapted for grazing rocky surfaces. Adult coloration is generally dominated by blue-grey to deep blue tones, with dark vertical bars whose intensity varies according to sex, mood, and social rank. The fins may show bluish shades and contrasting edges. As in several mbunas, coloration may fade under stress or intimidation. The maximum adult size is approximately 10 cm, with males often being larger and more strongly colored than females.
General diet
In nature, this mbuna mainly grazes algae and the microscopic organisms associated with rocky substrate. In the aquarium, the diet should be based on flakes or pellets with a high plant content, supplemented with foods containing spirulina or other vegetable matter. Small portions offered several times a day encourage natural behavior. Foods rich in animal protein should remain occasional because an overly meaty diet can cause digestive problems. Algae growing on the rocks may supplement the diet, but should not replace balanced prepared food.
Essential data
- Name of the river of origin: Mara Rocks
- Local name used: Usisya; Mara Rocks
- Origin of the scientific name: Metriaclima sp. elongatus, a geographic form not treated as a separate species under this aquarium designation
- Etymology of the full name: Metriaclima is a genus name; elongatus means elongated in Latin; Usisya refers to the locality of origin
- Common/vernacular names: Mara Rocks; Usisya elongatus
- Family: Cichlidae
- Subfamily: Pseudocrenilabrinae
- Pronunciation: meh-tree-ah-kly-ma sp. eh-long-ah-tuss oo-see-see-yah
- Maximum adult size: Approximately 10 cm
- Water temperature and pH: 24 to 28 °C; pH 7.6 to 8.6
- Appearance of the watercourse and surrounding vegetation: Rocky lake habitat, clear alkaline water, limited aquatic vegetation, and stones covered with periphyton
- Typical tankmates: Metriaclima estherae, Labidochromis caeruleus, Iodotropheus sprengerae, Pseudotropheus socolofi, Metriaclima melissa
- Temperament and behavior: Active, territorial, and sometimes aggressive; grazes rocks and defends a breeding area
- Water depth: Rocky littoral zone of Lake Malawi
- Sexual dimorphism: Adult males are generally more colorful and territorial; sexing juveniles can be difficult
- Bottom structure and flow: Rocky bottom with numerous crevices and weak to moderate circulation created by lake movement
In your aquarium
To succeed with Metriaclima sp. elongatus Usisya, set up a spacious aquarium filled with stable rocks, creating several territories separated by visual barriers. Maintain warm, hard, alkaline water with oversized filtration and regular water changes. A predominantly vegetable-based diet, avoiding mixes with closely related geographic forms, and a carefully planned social ratio help reduce conflict. Breeding occurs through maternal mouthbrooding, a characteristic of many mbunas. Careful observation makes it possible to adjust the rock arrangement and quickly identify a subordinate fish.
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