An air - filled sac or structure that aids in the flotation of an aquatic organism 气囊水生动植物器官中用来帮助飘浮用的充满气体的囊或结构
Standard guide for assessing the hazard of a material to aquatic organisms and their uses 评定材料对水生生物及其使用中存在的危险性的标准指南
Specification on evaluation methods of hazards of liquid chemicals transported in bulk by shipping - taint testing method for aquatic organism 船舶散装运输液体化学品危害性评价规范水生生物沾染试验方法
As they are generally toxic to fish and other aquatic organisms , they must be used carefully so as not to contaminate water bodies 它们通常对鱼类和其他水生生物毒性很高，因此必须小心使用，避免污染水体。
Specification on evaluation methods of hazards of liquid chemicals transported in bulk by shipping - bioaccumulation testing method for aquatic organism 船舶散装运输液体化学品危害性评价规范水生生物积累性试验方法
Specification on evaluation methods of hazards of liquid chemicals transported in bulk by shipping - acute toxicity testing methods for aquatic organism 船舶散装运输液体化学品危害性评价规范水生生物急性毒性试验方法
Based on the study of bio - accumulation of heavy metals in water environment , the paper summarizes the accumulation rule and research status of heavy metals in aquatic organisms ( including fish , mollusk and shellfish ) 摘要本文综述了水环境中重金属在水生生物体内（包括鱼类的鳃、软体动物及贝类的肾、肝和肌肉等组织器官）蓄积研究现状及蓄积规律。
In order to study the application of toxicity tests with aquatic organisms in monitoring and management of industrial waste water , biological toxicity tests were conducted on brachydanio rerio , luminescent bacteria and vicia faba of the sources of industrial waste water in liaoning 摘要为了研究水生生物毒性试验方法在工业废水监测和管理上的应用，通过对辽宁省重点工业源废水进行鱼类、发光菌、蚕豆根尖的生物毒性试验研究。
( 2 ) refer to the extrapolated safe levels developed by various countries and international organizations for aquatic organisms exposed to pah in x " ater to assess aquatic quality for maricultural purpose , and the results sho ' ' ? ed lhat pah " pollution in seat ' rater was alread } " a threat for its maricultural use ( 2 )投毒实验结果表明：随着芘暴露浓度的增大，鲈鱼胆汁中芘的代谢比率增大。 ( 3 )胆汁中1 ?羟基芘浓度可作为指示水体芘污染程度的生物标志物。
