Selective crab pot fishing tackle

The utility model discloses a selective crab pot fishing tackle, wherein the selectivity means that a crab pot has the structural function of releasing young crabs so as to protect resources. The structure of the crab pot, which is shown in an attached figure, is formed by welding an upper iron ring, a lower iron ring and six support pillars, and is externally wrapped with a net the same as that of a common crab pot. In the utility model, a left frame or a right frame without a funnel-shaped inlet (1) is externally wrapped with the net (5); a selective release opening (3) is formed above a bottom ring; a rope (2) is arranged at the upper end of the selective release opening (3); two ends of the rope (2) are attached to and fastened with the supporting pillars and fixed with the net (5); and the rope (2) comprises 3-5 separation blades (4). Approved by the traditional legislations for the fishing industry and habits of people and aiming at protecting the young crabs less than 125g, the utility model sets the h