No spiny lobster less than three and one-quarter inches in length measured in a straight line from the rear edge of the eye socket to the rear edge of the body shell, both points to be on the midline of the back, may be taken, possessed, purchased, or sold.
Every person taking spiny lobster shall carry a measuring device and shall measure any lobster immediately on removal from his trap and if it is found to be undersize the lobster shall be returned to the water immediately.