Caranx rhonchus is a species of marine fish belonging to the jack family, Carangidae. This species is commonly known as the Caranx rhonchus and is a relatively large fish, reaching a maximum size of 60.0 cm. It is found in a wide range of depths, from 30.0 to 200.0 meters, making it a common inhabitant of the mesopelagic zone.
Description & Characteristics
The Caranx rhonchus has a distinctive, streamlined body shape typical of jacks, with a compressed, deep, and laterally flattened profile. Its coloration varies depending on its location and age, but typically involves a silvery body with darker stripes or markings. Its dorsal fin consists of two parts: a spiny anterior portion and a soft posterior portion, while its anal fin is also divided into two parts. The fish has a strong, pointed snout and a large mouth with sharp teeth.
Habitat and Occurrence
Caranx rhonchus is a widely distributed species found in the tropical and subtropical waters of the Atlantic Ocean. This species is most commonly observed in the western central Atlantic, where it is a prevalent presence within the mesopelagic zone. This zone, ranging from approximately 200 to 1,000 meters in depth, is characterized by its twilight conditions and limited sunlight penetration, making it an ideal habitat for Caranx rhonchus.
Taxonomy
The species Caranx rhonchus belongs to the Class: Teleostei, Order: Carangiformes, and Family: Carangidae. This classification places it among the ray-finned fishes, specifically within the order that includes jacks, pompanos, and scads. The Carangidae family, which encompasses over 100 species, is known for its diverse range of body shapes and feeding habits.
Feeding
Caranx rhonchus is a carnivorous fish, feeding primarily on smaller fishes, crustaceans, and cephalopods. Its strong teeth and predatory nature make it an efficient hunter within its marine environment. The species’ diet varies depending on the availability of prey in its habitat.
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