1, the family is different: horse mackerel belongs to the Spanish mackerel, mackerel belongs to the mackerel family mackerel. The meat quality is different: horse mackerel meat is firm, good taste; green Jim fish meat is coarse and hard, the taste is not as good as horse mackerel.
2, body type difference: the size of the two are also different. Mackerel's body size is relatively large, from the body length point of view of their adult between 25-50 centimeters, from the weight point of view range between 300-1000 grams. Whereas the blue jimmies are a little smaller, with an adult length in the range of 20-40 centimeters and a weight in the range of 150-400 grams.