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Sciaenops ocellatus, commonly known as the Red Drum or Corvina Negra in some regions, is a highly prized estuarine and coastal marine fish belonging to the family Sciaenidae (drums or croakers). It is characterized by its robust, elongated body and a distinctive black spot, or sometimes multiple spots, at the base of its caudal fin. This species is renowned for its strong fighting capabilities, making it a popular target for recreational anglers, and its excellent culinary qualities. Red Drum are an ecologically significant species, playing a crucial role in the food webs of their estuarine and coastal habitats.
Características físicas
- Formato do corpo
- elongated
- Coloração
- The body coloration varies significantly with habitat and age. Generally, it is a coppery-bronze to reddish-brown on the back and upper sides, fading to a silvery-white on the belly. Fish from clearer, deeper waters tend to be lighter, while those from murky, estuarine environments are often darker. Juveniles may exhibit faint vertical bars.
- Tipo de escama
- ctenoid
- Posição da boca
- subterminal
- Características distintivas
- One prominent black spot, approximately the size of the eye, at the base of the caudal fin (tail). Occasionally, individuals may have multiple spots or no spots, but one spot is the most common and diagnostic feature., A slightly humped back profile., Large, thick scales., A relatively large, slightly inferior mouth.
- Nadadeira dorsal
- Two dorsal fins; the first is spiny with 10-11 spines, and the second is soft-rayed with 23-26 soft rays. The two fins are separated by a distinct notch.
- Nadadeira caudal
- Caudal fin is truncate to slightly emarginate.
- Nadadeira peitoral
- Pectoral fins are moderately long and rounded.
- Nadadeiras características
- Pelvic fins are thoracic.
Dicas de identificação
Caudal Spot
Look for the characteristic black spot (or spots) at the base of the tail. This is the most reliable identifying feature.
Body Coloration
Observe the coppery-bronze to reddish-brown dorsal coloration fading to white ventrally. The intensity of the red hue can vary.
Body Shape
Note the robust, elongated body with a slightly humped back and a relatively large head.
Mouth Position
The mouth is slightly inferior, meaning it is located slightly below the tip of the snout, adapted for bottom feeding.
Habitat
- Tipo de água
- brackish
- Profundidade
- Typically found in shallow coastal waters, estuaries, bays, and lagoons, from a few inches to about 30 meters (100 feet). Larger adults may move to deeper offshore waters.
- Ambiente
- Prefers sandy or muddy bottoms, seagrass beds, oyster reefs, and areas with submerged vegetation. Tolerant of a wide range of salinities, from nearly freshwater to full oceanic salinity. Juveniles are highly dependent on estuarine nursery habitats.
- Distribuição geográfica
- Western Atlantic Ocean, from Massachusetts, USA, south to Florida, and throughout the Gulf of Mexico to northern Mexico. Most abundant along the southeastern United States coast and the Gulf Coast.
Informações sobre aquário
- Nível de cuidado: advanced
- Temperamento: semi-aggressive
- Alimentação: carnivore
- Tamanho mínimo do aquário: 500 gallons (for juveniles, significantly larger for adults)
- Temperatura: 65-78°F (18-26°C)
- Nível de pH: 7.8-8.4
- Dureza da água: 1.020-1.025 SG
- Compatibilidade: Best kept in species-specific tanks or with other large, robust marine fish that can tolerate similar water parameters and are not easily intimidated. Avoid small or delicate species.
- Requisitos especiais: Requires a very large tank with excellent filtration due to its size and waste production. A varied diet of high-quality marine-based foods is essential. Juveniles can be kept in large public aquariums, but adults are generally too large for home aquaria. They are sensitive to poor water quality and require stable conditions.
Informações no ambiente natural
- Estado de conservação: least concern
- Sazonalidade: Spawning occurs primarily in late summer and fall (August-October) in coastal waters and nearshore areas. Juveniles inhabit estuaries and shallow coastal waters year-round, while adults may move to deeper offshore waters during colder months or for spawning aggregations.
- Preço de mercado: Varies significantly by region and season, often considered a premium food fish.
- Importância comercial: high
- Sabor: Mild, sweet, and flaky
- Textura: Firm, white, and moist
- Métodos de preparo: Grilling, Baking, Frying, Broiling, Blackening
- Valor nutricional: Excellent source of lean protein, omega-3 fatty acids, and various vitamins and minerals.
Fatos principais
Sound Productionbehavior
Red Drum are part of the 'drum' family (Sciaenidae) because males produce a drumming or croaking sound during spawning by vibrating specialized muscles against their swim bladder. This sound is used to attract mates.
Longevityamazing
Red Drum can live for a surprisingly long time, with individuals recorded living over 50 years, particularly in the northern parts of their range.
Size Recordsrecord
The largest recorded Red Drum caught by an angler weighed 94 pounds 2 ounces (42.7 kg) and was caught in North Carolina, showcasing their potential for immense size.
Dietary Shiftbehavior
Juvenile Red Drum primarily feed on small crustaceans and worms, while adults shift to a diet dominated by larger crustaceans (like crabs and shrimp) and various fish species.
Estuarine Dependenceinteresting
Red Drum are highly dependent on healthy estuarine habitats as critical nursery grounds for their young, highlighting the importance of coastal conservation efforts.
Informações de segurança
Seguro- Nível de segurança: safe
- Venenoso: Não
- Comestibilidade: edible
- Observações de manuseio: Red Drum possess sharp dorsal fin spines and gill plates that can cause painful cuts if not handled carefully. Anglers should use appropriate tools (e.g., lip grippers, gloves) when handling to avoid injury. They are strong fighters, so secure handling is important for both the fish's and handler's safety. When practicing catch and release, minimize handling time and support the fish properly to reduce stress.
Espécies similares
Black Drum
Pogonias cromis
Black Drum have several prominent chin barbels (whiskers), a much higher and more arched back, and typically a darker, more mottled gray coloration. They lack the distinct caudal spot of the Red Drum. Juveniles of Black Drum have vertical bars, but these fade with age, and they still possess barbels.
Spotted Seatrout
Cynoscion nebulosus
Spotted Seatrout have numerous small, irregular black spots scattered over their back and fins, but lack the single large spot at the caudal fin base. They have a more elongated, slender body and a more pointed snout. Their mouth is terminal and contains prominent canine teeth.
Atlantic Croaker
Micropogonias undulatus
Atlantic Croaker are generally much smaller, have a more silvery body with oblique wavy lines on their sides, and possess small barbels on their chin. They lack the prominent caudal spot and the reddish coloration of the Red Drum.
Classificação científica
- Reino
- Animalia
- Filo
- Chordata
- Classe
- Actinopterygii
- Ordem
- Acanthuriformes
- Família
- Sciaenidae
- Gênero
- Sciaenops
- Espécie
- Sciaenops ocellatus
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