The pronunciation of amberjack: shī yú

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The amberjack, also known as the five amberjacks, is a warm-water deep-sea fish of the genus Amberjack in the family Salidae. .

Morphological Characteristics

The amberjack is a medium-sized marine fish in the family Trollidae. Its distinctive features are black eye sockets and a yellow longitudinal band running through the head and tail. It has a typical fish-like body shape, elongated and laterally flat. It has silver scales on its belly and blue-green scales on its back. No scales on lateral lines. The back of the maxilla is angular.

The pectoral fins are almost as long as the pelvic fins. The anal fin has 2 spines and 17 to 20 soft rays. The first dorsal fin has 5 to 6 spines, the second dorsal fin has 1 spine, and 30 to 34 soft fins. The lifespan of an amberjack is 7 years. Among wild amberjacks, the largest size can reach 96 centimeters and the weight can reach 13 kilograms. The maximum size of artificially cultured yellowtail can reach 150 cm and 40 kg.

Habitat environment

The amberjack usually lives in the deep sea. The adaptability range of amberjack to salinity is 16‰~34‰, and the optimal range is 20‰~25‰. Amberjack has strong adaptability to high salinity and poor adaptability to low salinity. When the salinity is lower than 16‰, it will die. When the water temperature ranges from 20 degrees Celsius to 30 degrees Celsius, fish grow very fast, but when the water temperature is lower than 15 degrees Celsius, they stop growing. When the water temperature is lower than 10 degrees Celsius, the fish will die.

Distribution range

The amberjack is a medium-sized marine fish in the family Perciformes. Its most distinctive appearance is the black eye shadow and the yellow band running through its head and tail. Amberjack has sweet meat and plump fat that melts on the tip of your tongue. It is a top ingredient in Japanese cuisine. Yellowtail is distributed in the Sea of ??Japan and the waters south of Taiwan. The suitable growth temperature is 20℃-30℃. It migrates from south to north in spring and summer, and from north to south in autumn and winter. The cage culture of yellowtail originated in Japan. .

Economic value

Amberjack is recognized globally as a high-end raw fish product. The meat of amberjack is delicious and it is the best fish for sashimi, so it has high economic value. . The waters of Wanning and Lingshui in China's Hainan Province are the core production areas of amberjack juveniles. Since 1986, China's Hainan Province has exported amberjack juveniles to Japan for the first time, with a history of more than 30 years. Wanning, Hainan Province, China, has gradually built the amberjack industry into a full-chain national-level specialty industry including fishing and cultivation, deep-sea aquaculture, processing and sales.