Fully preserved including canned and fermented fish and fish products , including molluscs , crustaceans and echinoderms l . n . 189 of 2005 经完全防腐处理的包括已制成罐头的及发酵的鱼及鱼产品，包括软体类动物甲壳类动物及棘皮动物2005年第189号法律公告
3.
The sea urchin represents the first sequenced genome from the echinoderms , which are the closest known relatives of the chordates , the group that includes vertebrates , animals with spinal columns 海胆是首个被排序的棘皮动物，这是与离脊索动物（也包括有脊椎动物）最近的亲属。
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In many places , restocking of fish , crustacean ( mainly prawn and crab ) , mollusk ( e . g . abalone and clam ) and echinoderm ( sea urchin ) to augment depleted marine resources has been commonly practiced 为了增加已下降的海洋资源，在很多地方早已广泛进行幼苗放养计划，当中包括鱼类、甲壳类(主要是虾及蟹类) 、软体类(例如：鲍鱼和蚬)和棘皮类(海胆) 。
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Diners in sushi restaurants are eating ever greater amounts of sea urchin roe , known as uni , creating a 23 million 13 million pounds industry in california for harvesting the creatures , the california sea urchin commission said this week . the spiny echinoderms , a potential peril to swimmers stepping on rocks , feast on kelp , which is dwindling along california ' s coastline 目前，美国人越来越爱吃日本寿司，而以海藻为食的海胆是日本寿司的主要原料之一，因此，人们发现多吃寿司非常有助于保护该国加利福尼亚州沿海地带正在日渐消失的海藻资源，海藻资源正是加利福尼亚地区生态系统的一个重要组成部分。
