中(zhong)(zhong)(zhong)國(guo)盛產蟶子(zi),南(nan)北沿海多有(you)分布。蟶子(zi)均為海產,常見(jian)的有(you)20多種(zhong)。大部分為溫(wen)帶和熱帶種(zhong)類,生活于潮間帶中(zhong)(zhong)(zhong)、下(xia)區或(huo)(huo)潮下(xia)帶的淺海沙灘(tan)或(huo)(huo)泥沙灘(tan);少數種(zhong)類生活于深的海底,也(ye)有(you)些(xie)種(zhong)類生活在河口或(huo)(huo)內灣、有(you)少許淡水注(zhu)入、海水鹽度較低(di)的軟泥底質中(zhong)(zhong)(zhong)。蟶子(zi)肉可(ke)鮮食,也(ye)可(ke)加工制(zhi)成蟶干、蟶油等。中(zhong)(zhong)(zhong)國(guo)國(guo)養殖歷(li)史(shi)悠(you)久,以福建(jian)、浙江(jiang)產量最大,并(bing)有(you)人工養殖。