今年春天,西施舌MactraantiquataSpengler这种在温州沿海几乎已经绝迹的珍贵海贝重新出现在苍南县渔寮、信智湾的滩涂上和虾塘内。这是当地渔民投资2 0 0多万元从福建引进后放养的。经精心管理,目前其长势良好,规格已从原先的不到5 0 g长至10 0～15 0g ,成活率达80 %以上。估计 This spring, Xishigang MactraantiquataSpengler, a precious seashells that has almost disappeared along the coast of Wenzhou, reappeared in the shoals and shrimp ponds in Yuliao, Cangnan Bay of Cangnan County. This is the local fishermen invested 200 million yuan after the introduction of the stocking from Fujian. After careful management, the current good growth, the specification has grown from less than 50 g to 10 0 ~ 150 g, the survival rate of 80% or more. estimate