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Heterotilapia melanopleura, commonly known as the Redbelly Tilapia, is a medium-sized cichlid native to West and Central Africa. It is characterized by its robust body, often displaying a reddish hue on the ventral side, particularly during breeding. This species is known for its adaptability and has been introduced to various parts of the world, sometimes becoming an invasive species.
Caratteristiche fisiche
- Forma del corpo
- compressed
- Colorazione
- Body coloration varies, typically olive-green to brownish-grey dorsally, fading to lighter shades ventrally. The most distinctive feature is the reddish to orange coloration on the belly and lower flanks, especially pronounced in breeding males. A prominent dark spot is often present on the operculum (gill cover) and sometimes a series of vertical bars on the flanks. Fins can have reddish margins.
- Tipo di squame
- ctenoid
- Posizione della bocca
- terminal
- Caratteristiche distintive
- Reddish coloration on the belly and lower flanks, particularly during breeding., Dark opercular spot., Robust, deep body., Large, protractile mouth.
- Pinna dorsale
- Long, continuous dorsal fin with 15-17 spines and 11-13 soft rays. The spiny portion is longer than the soft-rayed portion.
- Pinna caudale
- Caudal fin is typically rounded to truncate.
- Pinna pettorale
- Pectoral fins are relatively large and rounded.
- Pinne distintive
- Anal fin has 3 spines and 8-10 soft rays. Pelvic fins are thoracic.
Consigli per l'identificazione
Red Belly
Look for the characteristic reddish or orange coloration on the ventral side, especially prominent in mature individuals and during breeding.
Opercular Spot
A distinct dark spot on the gill cover is a key identifier.
Body Shape
Its deep, compressed body and relatively large head are typical.
Fin Spines
Count the number of spines in the dorsal and anal fins (D: XV-XVII, 11-13; A: III, 8-10) for precise identification, though this requires close examination.
Habitat
- Tipo di acqua
- freshwater
- Profondità
- Typically found in shallow to moderate depths, usually less than 5 meters.
- Ambiente
- Inhabits a variety of freshwater environments including rivers, lakes, swamps, and lagoons. Prefers areas with dense vegetation, submerged roots, and muddy or sandy substrates. Can tolerate a wide range of water conditions, including slightly brackish water.
- Areale geografico
- Native to West and Central Africa, specifically found in river basins such as the Senegal, Gambia, Niger, Volta, and Congo. Introduced populations exist in various tropical and subtropical regions worldwide, including parts of Asia, North America (e.g., Florida), and South America.
Informazioni sull'acquario
- Livello di cura: intermediate
- Temperamento: semi-aggressive
- Dieta: omnivore
- Dimensione minima della vasca: 200 gallons
- Temperatura: 24-28°C (75-82°F)
- Livello di pH: 6.5-7.5
- Durezza: 5-15 dGH
- Compatibilità: Best kept in a species-specific tank or with other large, robust cichlids that can tolerate its territorial nature. Avoid small or timid tank mates.
- Requisiti speciali: Requires a spacious aquarium with plenty of hiding spots and open swimming areas. Substrate should be sand or fine gravel, as they enjoy digging. Good filtration is essential due to their size and waste production. Provide a varied diet including high-quality pellets, flakes, and occasional live or frozen foods.
Informazioni in natura
- Stato di conservazione: least concern
- Stagionalità: Breeding typically occurs during the rainy season in their native habitats, when water levels are higher and food is abundant.
- Prezzo di mercato: Varies significantly by region and whether it's for food or ornamental trade. Generally low as a food fish in native range, but can be higher in aquaculture.
- Importanza commerciale: medium
- Sapore: Mild, slightly earthy
- Consistenza: Flaky, firm white flesh
- Metodi di cottura: Frying, Baking, Grilling, Steaming
- Valore nutrizionale: Good source of protein, low in fat, contains Omega-3 fatty acids.
Fatti chiave
Parental Carebehavior
Heterotilapia melanopleura are substrate spawners and biparental guarders. Both parents actively defend their eggs and fry, often digging nests in the substrate.
Invasive Potentialinteresting
Due to its hardiness, rapid growth, and adaptability, H. melanopleura has been introduced globally for aquaculture and as an ornamental fish, leading to invasive populations in some regions where it can outcompete native species.
Dietary Flexibilitybehavior
This species is an opportunistic omnivore, feeding on a wide range of items including algae, aquatic plants, detritus, small invertebrates, and insect larvae, contributing to its success in diverse environments.
Taxonomic Historyevolution
The genus Heterotilapia was resurrected from Tilapia, reflecting a more accurate phylogenetic understanding of cichlid relationships. This species was formerly known as Tilapia melanopleura.
Informazioni di sicurezza
Sicuro- Livello di sicurezza: safe
- Velenoso: No
- Commestibilità: edible
- Note sul maneggio: No specific handling precautions beyond standard fish handling. Be mindful of their spiny fins, which can cause minor punctures if not handled carefully. They can be quite strong and slippery.
Specie simili
Nile Tilapia
Oreochromis niloticus
Nile Tilapia typically lacks the prominent red belly coloration and often has distinct vertical bars on its flanks that extend onto the dorsal fin. Its caudal fin usually has faint vertical stripes, which are absent in Heterotilapia melanopleura.
Mozambique Tilapia
Oreochromis mossambicus
Mozambique Tilapia generally has a more drab coloration, lacking the vibrant red belly. Breeding males of O. mossambicus develop a dark, almost black body with white lips, a feature not seen in H. melanopleura.
Redbreast Tilapia
Coptodon rendalli
While Coptodon rendalli also exhibits reddish coloration, it is typically more restricted to the chest and throat area, and often has more pronounced vertical barring on the body. The overall body shape can also be slightly different, and the opercular spot may be less distinct or absent.
Classificazione scientifica
- Regno
- Animalia
- Phylum
- Chordata
- Classe
- Actinopterygii
- Ordine
- Cichliformes
- Famiglia
- Cichlidae
- Genere
- Heterotilapia
- Specie
- Heterotilapia melanopleura
Esplora Redbelly Tilapia
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