Green jobfish (Aprion verescens)
The color of the body is green to bluish-green. The dorsal fin is yellowish with several black stripes at the base. Noticeable horizontal furrow before the eyes. The largest recorded parameters: length - 112 cm, weight - 15.4 kg. Occurs singly or in groups in the sea waters of lagoons, channels, on marine reefs. It feeds primarily on fish, but may eat crabs, shrimp, and cephalopods.
The black trevally is a very important object of trawl fishing on the shelves of the tropical Indian zone.
It has an oval, high body, strongly compressed laterally. Chest without scales. The pectoral fins are long, sickle-shaped, longer than the head. The coloration is silvery, the back is darker than the sides. Large schools of black trevally are commonly found in the shallow waters of the Malabar Shelf of India. The Malabar trevally prefers muddy soil and depths of less than 50 m. Unlike most other trevally, leading a predominantly predatory lifestyle, the black trevally feeds mainly on invertebrates (shrimps, polonheta), although it does not neglect small fish (anchovies, silver belly, etc.) .
Bigeye trevally (Caranx sexfasciatus)
Judging by the Latin name, this trevally should have six stripes. If this is the case, then it is difficult to notice with the naked eye. In fact, this species has an iridescent blue-green back and a silvery-white underparts. Soft dorsal and anal fins with a white border, caudal - from yellowish to black. The chest is completely covered with scales. The largest recorded parameters: length - 120 cm, weight - 18 kg.
Found in coastal and ocean waters adjacent to reefs. Sometimes it enters rivers. It occurs at depths up to 100 m. Adults are found among coral reefs and are active at night or at dusk. It usually feeds on fish and crustaceans.
