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Trachinotus goodei, commonly known as the Palometa or Longfin Pompano, is a species of marine fish belonging to the family Carangidae. It is characterized by its deep, compressed body, silvery coloration, and notably elongated dorsal and anal fin rays in adults. This species is a popular target for recreational anglers due to its fighting ability and is also valued as a food fish.
Características físicas
- Formato do corpo
- compressed
- Coloração
- Silvery body, often with a yellowish tint on the ventral side. Juveniles may exhibit faint vertical bars that fade with age. The tips of the elongated dorsal and anal fins can be dusky or blackish.
- Tipo de escama
- cycloid
- Posição da boca
- terminal
- Características distintivas
- Deeply compressed, oval-shaped body., Extremely elongated anterior rays of the dorsal and anal fins, particularly prominent in adults, often extending beyond the caudal fin base., Small, embedded scales., Forked caudal fin., Absence of scutes along the lateral line (a key differentiator from some other carangids).
- Nadadeira dorsal
- Two dorsal fins; the first with 6-7 short, stout spines, the second with 1 spine and 19-20 soft rays. The anterior soft rays are greatly elongated.
- Nadadeira caudal
- Deeply forked caudal fin with pointed lobes.
- Nadadeira peitoral
- Short and falcate (sickle-shaped).
- Nadadeiras características
- The most distinctive feature is the extreme elongation of the anterior soft rays of both the second dorsal and anal fins, which can be more than twice the length of the head in large adults.
Dicas de identificação
Body Shape and Coloration
Look for a deep, compressed, silvery body. The overall profile is distinctly oval.
Elongated Fin Rays
The most definitive characteristic is the presence of extremely long, streamer-like anterior rays on both the dorsal and anal fins. These are much longer than in other pompano species.
Lateral Line
Observe the lateral line; it lacks scutes, which helps distinguish it from some other carangid species.
Mouth
The mouth is small and terminal, not extending past the anterior margin of the eye.
Habitat
- Tipo de água
- saltwater
- Profundidade
- Typically found in shallow coastal waters, from the surf zone to depths of about 50 meters (165 feet).
- Ambiente
- Prefers sandy beaches, surf zones, shallow flats, and occasionally around reefs or seagrass beds. Often found in areas with strong currents and wave action.
- Distribuição geográfica
- Western Atlantic Ocean, from Massachusetts (rarely) south to Bermuda, the Caribbean Sea, and the Gulf of Mexico, extending along the coast of South America to Brazil.
Informações sobre aquário
- Nível de cuidado: advanced
- Temperamento: semi-aggressive
- Alimentação: carnivore
- Tamanho mínimo do aquário: 250 gallons
- Temperatura: 72-78°F (22-26°C)
- Nível de pH: 8.1-8.4
- Dureza da água: 8-12 dKH
- Compatibilidade: Best kept in a species-specific tank or with other large, fast-moving, semi-aggressive fish. Avoid small, docile tank mates.
- Requisitos especiais: Requires a very large tank with ample swimming space due to its active nature and potential size. Excellent water quality and strong filtration are essential. Can be prone to stress in smaller enclosures. Live or frozen meaty foods are preferred.
Informações no ambiente natural
- Estado de conservação: least concern
- Sazonalidade: Present year-round in tropical and subtropical waters, with peak abundance often correlating with warmer months and spawning aggregations.
- Preço de mercado: Moderate to high, depending on region and season.
- Importância comercial: medium
- Sabor: Mild, sweet, and delicate.
- Textura: Flaky, firm, and white.
- Métodos de preparo: Grilling, Baking, Frying, Pan-searing
- Valor nutricional: Excellent source of lean protein, Omega-3 fatty acids, and essential vitamins and minerals.
Fatos principais
Streamer Finsamazing
The exceptionally long, streamer-like anterior rays of the dorsal and anal fins are a defining characteristic, giving it the common name 'Longfin Pompano'.
Surf Zone Dwellerbehavior
Trachinotus goodei is frequently found in the turbulent surf zone of sandy beaches, where it actively feeds on small invertebrates.
Fast Swimmerbehavior
Like other members of the Carangidae family, the Palometa is a powerful and fast swimmer, capable of rapid bursts of speed.
Dietary Habitsbehavior
Its diet primarily consists of small crustaceans, mollusks, and other benthic invertebrates, which it sifts from the sand.
Informações de segurança
Seguro- Nível de segurança: safe
- Venenoso: Não
- Comestibilidade: edible
- Observações de manuseio: No specific handling precautions are required beyond standard fish handling practices to avoid fin pricks. The fins are not venomous.
Espécies similares
Florida Pompano
Trachinotus carolinus
The Florida Pompano has much shorter dorsal and anal fin rays, which are not elongated into streamers. It also typically has a more yellowish belly and lacks the dusky tips on the elongated fins seen in T. goodei.
Permit
Trachinotus falcatus
The Permit is generally larger, has a more rounded head profile, and its dorsal and anal fin rays, while somewhat elongated, are not as dramatically long as those of T. goodei. Adults often have a distinct black blotch on the side near the pectoral fin, which is absent in T. goodei.
African Pompano
Alectis ciliaris
While also having elongated fin rays, the African Pompano (a different genus) has a much more angular, diamond-shaped body profile, especially as a juvenile, and its elongated rays are often more filamentous and can be much longer, particularly in juveniles.
Classificação científica
- Reino
- Animalia
- Filo
- Chordata
- Classe
- Actinopterygii
- Ordem
- Carangiformes
- Família
- Carangidae
- Gênero
- Trachinotus
- Espécie
- Trachinotus goodei
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