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tuo ke zhuan jia suo zi xie
Author(s): 
Pages: 15
Year: Issue:  4
Journal: Ocean World

Keyword:  梭子蟹泥沙海底脱壳甲壳类死鱼专家动物形似水深;
Abstract: <正> 梭子蟹是一种甲壳类动物,在我国南北沿海均有分布,因它外壳左右两端尖细,中部宽大,形似织布用的梭子,故而得名。梭子蟹常栖息于近海水深15~50米的海区,白天多潜伏海底泥沙中,夜间则浮游到上层觅食,以鱼虾贝等作为铒料,一条死鱼或虾,常招来群蟹争食。奇怪的是在食物匮缺的情况下,母梭子蟹竟能常用
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