" abandoned fishing gear and refuse on seabed , if not regularly cleaned up , may trap and kill marine life such as crabs and sea urchins . catch of fishermen will also reduce 王卓基说：若不定期清除弃置于海床的渔具和垃圾，一些海洋生物如蟹及海胆等，可能会被这些渔具所困而致死，令渔民的渔获量减少。
Echinoidea is one of the important components of echinodermata . thirty - four sea urchins were recorded in this paper , fifteen of them are recorded for the first time in china 目前对海胆食用、药用价值的研究已日益成为热点，在底栖生态研究方面，海胆也起着重要的作用，因此迫切需要海胆分类方面的整理工作。
The selected marine species of the " ocean s 10 " programme are the brain coral , chinese bahaba , chinese white dolphin , green turtle , hong kong grouper , horseshoe crab , mudskipper , sea grass , purple sea urchin and yellow croaker 海洋十宝包括扁脑珊瑚黄唇鱼中华白海豚绿海红斑马蹄蟹弹涂鱼矮大叶藻紫海胆和黄花鱼。
The marine species of the " ocean s 10 " programme include the brain coral , chinese bahaba , chinese white dolphin , green turtle , hong kong grouper , horseshoe crab , mudskipper , sea grass , purple sea urchin and yellow croaker 海洋十宝项目选出的10种海洋生物包括扁脑珊瑚黄唇鱼中华白海豚绿海红斑马蹄蟹弹涂鱼矮大叶藻紫海胆与黄花鱼。
Coral reef fish and invertebrate species such as butterfly fish , groupers , wrasses , lobsters , sea urchins , and the coverage of hard coral species are quantified around a transect line placed in a similar position every year 每年普查均会在相同位置展开基线，统计如鲽鱼石斑鹦鹉鱼虾海胆等的珊瑚鱼和无脊椎动物的数目，以及珊瑚的覆盖率。
The appeal was made after two mainland fishermen were sentenced to imprisonment for two months and four months respectively at the eastern magistracy for collecting sea urchins within the cape d aguilar marine reserve 渔护署在东区法院将两名闯入鹤咀海岸保护区捕捞海?的内地渔民判监后，作出上述呼吁，该两名内地渔民分别被判入狱两个月和四个月。
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) 。
Divers in the state now harvest 800 , 000 pounds of uni annually , the sea urchin commission said , adding that it expects growing consumer demand for uni in the united states 按照该海胆协会的说法，加州潜水员们现在每年下海捕捞的海胆数量已经达到80万磅，而且他们预计全美国对于海胆的需求量仍会继续增涨。随着海胆数量被大量消耗，海藻资源将会得到一定程度的保护。
