1, different places of origin. The red hair crab is produced in Japanese waters, as well as the Russian Vladivostok waters and Korean gulf waters, etc., while the king crab is mainly distributed in the cold waters.
2, the survival of different water temperatures. Red hair crab likes low temperature, generally 5 ℃ is its more suitable survival temperature, while the survival of the king crab water temperature in 2-5 ℃.