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Trachinotus africanus, commonly known as the Pampo or African Pompano, is a species of marine ray-finned fish belonging to the family Carangidae, the jacks, pompanos, and scads. It is a highly sought-after game fish and a commercially important species in certain regions. This species is characterized by its deep, compressed body and distinctive coloration, particularly in juveniles.
Características físicas
- Formato do corpo
- compressed
- Coloração
- Adults typically exhibit a silvery-grey body, often with a darker dorsal surface and lighter ventral side. Juveniles are distinctly marked with several large, dark, oval spots (usually 3-5) along the lateral line, which fade with age. The fins can be dusky or yellowish, especially the caudal fin.
- Tipo de escama
- cycloid
- Posição da boca
- terminal
- Características distintivas
- Deeply compressed, oval-shaped body., Small, embedded scales., Forked caudal fin with pointed lobes., Absence of scutes on the lateral line (a key differentiator from many other Carangids)., Juveniles possess prominent dark spots on their flanks.
- Nadadeira dorsal
- Two dorsal fins; the first with 6-7 short, stout spines, the second with 1 spine and 18-20 soft rays. The anterior rays of the second dorsal fin are elongated, forming a sickle-like shape.
- Nadadeira caudal
- Deeply forked, with long, pointed lobes.
- Nadadeira peitoral
- Long and falcate (sickle-shaped), typically reaching beyond the origin of the anal fin.
- Nadadeiras características
- Anal fin with 2 detached spines followed by 1 spine and 16-18 soft rays, similar in shape to the second dorsal fin. Pelvic fins are relatively small.
Dicas de identificação
Body Shape
Look for a very deep, laterally compressed body, giving it a disc-like appearance, especially in larger individuals.
Coloration (Juveniles)
The presence of 3-5 prominent, dark, oval spots along the lateral line is a definitive characteristic for juveniles. These spots fade in adults.
Fins
Note the long, falcate pectoral fins and the deeply forked caudal fin with pointed lobes. The anterior rays of the second dorsal and anal fins are elongated.
Lateral Line
Observe the lateral line for the absence of scutes (bony plates), which distinguishes it from many other Carangid species.
Habitat
- Tipo de água
- saltwater
- Profundidade
- Typically found in shallow coastal waters, from the surf zone to depths of about 50 meters (164 feet).
- Ambiente
- Inhabits sandy beaches, surf zones, rocky reefs, and occasionally estuaries. Juveniles are often found in very shallow, protected areas.
- Distribuição geográfica
- Indo-West Pacific: East coast of Africa from South Africa north to Somalia, including Madagascar and other islands in the western Indian Ocean. Also reported from the Red Sea and Persian Gulf.
Informações sobre aquário
- Nível de cuidado: expert
- Temperamento: semi-aggressive
- Alimentação: carnivore
- Tamanho mínimo do aquário: 1000 gallons (for adults)
- Temperatura: 24-28°C (75-82°F)
- Nível de pH: 8.1-8.4
- Dureza da água: 8-12 dKH
- Compatibilidade: Best kept in species-specific tanks or with very large, robust, and fast-moving fish. Not suitable for typical reef aquariums due to size and predatory nature.
- Requisitos especiais: Requires extremely large tanks with strong filtration and ample swimming space. Juveniles can be kept in smaller, but still substantial, aquariums. Highly active and prone to stress in confined spaces. Diet should consist of high-quality meaty foods.
Informações no ambiente natural
- Estado de conservação: least concern
- Sazonalidade: Availability can vary seasonally, often more abundant during warmer months or specific migratory periods.
- Preço de mercado: Varies significantly by region and size, often high due to demand as a food fish.
- Importância comercial: medium
- Sabor: Mild, sweet, and delicate flavor.
- Textura: Firm, flaky, white flesh.
- Métodos de preparo: Grilling, Baking, Frying, Steaming
- Valor nutricional: Excellent source of lean protein, omega-3 fatty acids, and various vitamins and minerals.
Fatos principais
Juvenile Camouflagebehavior
The prominent dark spots on juvenile Pampo (Trachinotus africanus) are believed to aid in camouflage, mimicking debris or schooling with other spotted fish to avoid predators.
Strong Swimmersbehavior
Pampo are incredibly strong and fast swimmers, making them a challenging and rewarding catch for anglers. Their streamlined body and powerful caudal fin contribute to their agility.
Surf Zone Specialistbehavior
This species is frequently found in the turbulent surf zone, where it actively feeds on small invertebrates dislodged by wave action. Their compressed body allows them to navigate these conditions effectively.
Dietary Shiftbehavior
While juveniles may consume a broader range of small invertebrates, adult Pampo primarily feed on benthic invertebrates such as crabs, shrimp, and bivalves, often using their strong jaws to crush shells.
Informações de segurança
Seguro- Nível de segurança: safe
- Venenoso: Não
- Comestibilidade: edible
- Observações de manuseio: No specific handling precautions beyond standard fish handling. Be mindful of sharp fin spines, though they are not venomous. Can be slippery and powerful when caught.
Espécies similares
Permit
Trachinotus falcatus
Permit typically have a more silvery body without the distinct dark spots seen in juvenile T. africanus. The dorsal and anal fins of Permit are often darker and more elongated, especially in larger specimens. Geographic distribution is also a key differentiator, with Permit being primarily Atlantic.
Florida Pompano
Trachinotus carolinus
Florida Pompano are generally smaller, have a more yellowish belly, and lack the prominent dark spots of juvenile T. africanus. Their geographic range is restricted to the western Atlantic.
Snubnose Pompano
Trachinotus blochii
Snubnose Pompano have a blunter snout and often exhibit a more yellowish or golden hue, particularly on the fins. While also found in the Indo-Pacific, T. blochii typically lacks the distinct dark spots of juvenile T. africanus and has a slightly different body profile.
Classificação científica
- Reino
- Animalia
- Filo
- Chordata
- Classe
- Actinopterygii
- Ordem
- Carangiformes
- Família
- Carangidae
- Gênero
- Trachinotus
- Espécie
- africanus
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