A crab with a width of more than 5 inches is regarded as large, and fetches a price of NT $ 210 (US $ 5.80). It is resold by a restaurant in Taipei for as much as NT $ 450.
體型的測定以甲殼寬幅為標準，寬四台寸以上的稱大蟳，產地批發售價約為新台幣二百一十元，但是到了台北的海產店，經過烹調端上餐桌，售價就要四百五十元左右。