Mackerel mackerel is cheaper, mackerel mackerel is long black body burn a little thicker, will not grow too big, so it belly meat is relatively thin, the price is cheap, five inches to a foot long. Five to six dollars a catty. You can buy it. Spanish mackerel meat is thicker, longer than绐鲅鱼, a little thinner, delicious. So it is expensive ten to 20 yuan, 20 yuan a catty, mackerel and Spanish mackerel prices.