Wahoo and horse mackerel are the same kind of fish.

Mackerel is also known as Spanish mackerel, Spanish mackerel, Spanish mackerel, bamboo mackerel, string oyster. Belong to the perch order, Spanish mackerel family, horse mackerel genus, horse mackerel species. Distributed in the western North Pacific Ocean, China in the East China Sea, the Yellow Sea and the Bohai Sea, in the South China Sea to Hainan Wenchang Puzhen near the sea is the most famous.

Body shape narrow and long, head and body back blue-black. Usually the body length is 25 to 50 centimeters, weight 300 to 1,000 grams, with several rows of blue-black round spots on the upper side, white abdomen, and angular spines after the dorsal and anal fins.

Warm temperate pelagic fish, distribution of water depth and season and individual size, the distribution of young juvenile surface layer, with the growth of the gradual gradient of the middle layer; summer distribution of the middle and upper layer, the winter is inhabited in the middle of the lower layer; migratory habits, agile, ferocious, carnivorous, prey on small grouping of fish and shrimp and crustaceans.

Habitat

The blue-spotted mackerel is a carnivorous and ferocious fish, and its diet is relatively simple, with small fish as the main bait, as well as a small number of cephalopods and crustaceans. Anchovies are the most important species that the blue-spotted mackerel feeds on all year round.

In addition, there are also yucca fish, green-scaled sardines, fine-striped geranium snapper, yellow crucian carp, spotted minnow, gunnellid squid species, Mann's pinless squid larvae, and eagle-clawed shrimp. There is a clear seasonal variation in feeding intensity, with the lowest feeding intensity in spring; the highest feeding intensity in fall; and lower feeding intensity in both summer and winter.