Indo-Pacific king mackerel
Scomberomorus guttatus
Scomberomorus guttatus is a marine fish of the family of the mackerels and tunas. The animals are fished commercially and are also known as sport fish. To a lesser extent frozen products the way to Europe and America are exported.
Description
The spindle-shaped body is slightly stockier built than most other Scomberomorus species. The fish reaches a maximum length of 76 centimeters. The long first dorsal fin consists of 15 to 18 hard jets, the second dorsal fin from 18 to 24 soft rays. The anal fin has 19 to 23 soft rays and sets the second dorsal fin at opposite. The large tail fin is notched arc. On the top and bottom of the tail stem are seven to ten Flössel. The ventral fins are small. The pectoral fins set just behind the gill cover to approximately the middle of the body. The animal does not have a swim bladder. Unlike many other Scomberomorus species of this type has a relatively regular shape sidelines. Along the sidelines run three irregular vertical rows of small, brownish spots. The flanks are silvery, blue back.
Distribution, habitat and biology
Scomberomorus guttatus occurs in the western Pacific and Indian Ocean. In the Pacific, the species is represented off the coast of China. In Indonesia, it is only north in front of the Wallace Line. In the Indian Ocean it inhabits the shelf off South and Southeast Asia and the north coast of the Arabian Sea and the Persian Gulf. The pelagic predator mainly inhabited coastal waters and preferred water depths between 15 and 200 meters. It feeds mainly on small schooling fish such as anchovies, but also cephalopods and crustaceans, he hunts in groups.