皱唇鲨为黄勃海常见的底栖中小型鲨鱼,它是以游泳生物为主的杂食性鱼类,捕食蓝点马鲛、青鳞鱼、黄鲫、绵、长蛸、日本枪乌贼、对虾、鹰爪虾、虾姑、鲽科鱼、底栖多毛类和蟹类。皱唇鲨为卵胎生,7～8月性成熟后体内受精,雄性性腺成熟明显表现出:鳍脚增大呈飞跃式的增大,产仔期为5～6月,胚胎在母体内发育时间为9～10月,雌鲨怀胎最多为42尾,仔鱼的雌雄比例为1:1。 Crude lip shark is a common benthic small shark in the Huang Bohai Sea. It is a kind of omnivorous fish mainly based on swimming biology. It preys on blue point stirrup, blue carp, yellow crucian carp, cotton paddy, Japanese calamari, shrimp , Claw shrimp, Shrimp, gynogenetic, benthic polychaete and crabs. Rumpled lip shark oviparous, 7-8 months of sexual maturity after in vivo fertilization, male gonadal maturity significantly shows: the fin pin increases leapfrog, litter size is from May to June, the embryo in the maternal development time From September to October, the maximum number of pregnant female sharks is 42, and the male-female ratio of larvae is 1: 1.