临时或季节浮游生物是由鱼类，甲壳类动物和其他海洋动物的幼体组成的。
Temporary or meroplankton are made up of the larvae of fish, crustaceans and other marine animals.
通过的这些新标准将对保护人类健康大有帮助，因为它们提出鱼类中铅以及大米、海洋双壳贝类和头足类动物中镉的新的最高限量。
The new standards adopted will go a long way towards protecting human health, as they set out new, maximum limits for lead in fish, cadmium in rice, marine bivalve molluscs and cephalopods.
真正的维生素a只能在动物食品中找到，如鳕鱼甘油、鱼类和甲壳类动物、肝脏、牛油、草食性动物的蛋黄等。
Helps detoxify. True vitamin a is found only in animal foods such as cod liver oil; fish and shellfish; and liver, butter and egg yolks from pasture-fed animals.
在发现那些潜藏在深海、偷偷隐躲的鱼类的同时，团队在这样的海洋深度下第一次发现了一大群鳗鱼及称为片脚类动物的甲壳动物食腐者。
As well as the reclusive, skulking fish, the team also found large groups of cusk-eels and crustacean scavengers called amphipods at these depths for the first time.
与此同时，咸淡水养殖中心努力在将亚齐重建为东南亚鱼类和甲壳类动物顶级质量育苗场之一的进程中发挥作用。
Meanwhile the Brackish-water Aquaculture Centre aims to play its part in a process to revive Aceh as one of Southeast Asia's prestige breeding grounds for top-quality fish and shellfish.
但是当科学家制造出一些礁石的声音，就像鱼类和贝壳类动物在低语一样，这些珊瑚幼虫便游向声源。
But when the scientists played sounds of reefs, featuring the murmurs of fish and crustaceans, the larvae swarmed toward the speakers.
槌头双髻鲨是凶猛的猎手，以小型鱼类、章鱼、鱿鱼和甲壳类动物为食。
Hammerheads are aggressive hunters, feeding on smallerfish, octopuses, squid, and crustaceans.
Riebesell博士对翼足类动物，又叫翼足目软体动物在生态系统中的角色尤其感兴趣，这些幽雅的微小软体动物是一些鱼类的重要食物。
Dr Riebesell is particularly interested in the ecosystem role of pteropods, also called sea butterflies. These elegant micro-molluscs are a vital food for some fish.
尽管一些研究已对DA在双壳类动物中的积累和净化有一定的研究，但是关于DA在鱼类中的代谢机制研究得很少。
Although some studies were conducted to research in the accumulation and depuration of DA in bivalves, little is known of the metabolism mechanism of DA in fish.
这种生物用它的齿状“锯子”来感知，打昏，杀死隐藏的甲壳类动物和住在海底的鱼类。
This animal USES its toothy "saw" to sense buried crustaceans or bottom-dwelling fish, and to stun and kill them.
在许多喜欢吃海味的人们中间流传着一种观点，就是鱼类和甲壳类动物没有疼痛感。
Seafood fan has parroted the popular idea that fish and crustaceans do not feel pain.
该李斯特细菌已发现在许多不同种类的动物，禽鸟，鱼类和甲壳类动物。
The listeria germ has been found in many different species of animals, birds, fish and crustaceans.
贝壳类动物并不是真正的鱼类。
在奥陶纪、志留纪、泥盆纪、石炭纪，相继出现低等鱼类、古两栖类和古爬行类动物。
In the Ordovician, Silurian Period, the Devonian, Carboniferous, the advent of low amphibians and ancient ancient reptiles.
但是，有机锡化合物在防污的同时，对海洋鱼类、甲壳类动物、软体动物和海洋藻类等生物的影响也是非常大的。
However, the organotin compounds have very obvious influence on living creatures such as Marine fish, shellfish, mollusk and Marine alga.
洞庭湖和鄱阳湖同时是大约300多种鸟类的栖息地，包括一些濒临灭绝的迁徙鸟类，像鹤和鹳；它们还是许多鱼类、哺乳动物、两栖类和爬行类动物的乐园。
Both lakes contain habitat for about 300 species of bird, including endangered migrants like cranes and storks, as well as fish, mammals, amphibians, and reptiles.
每一种哺乳动物、鸟类和大多数爬行动物、两栖类动物和鱼类都需要睡眠来维持正常的生命活动。
Each kind of mammals, birds and most reptiles, amphibians animals and fish are in need of sleep to maintain normal life activities.
中午时分，人们用铁锹把覆盖物挖开后，便露出嫩树叶包裹的薯蓣、野芋、大蕉果和其它蔬菜，以及贝壳类动物、用椰子油烹制的鱼类、鸡，可能还有一头烤猪。
Around noon it is opened with a spade to reveal tender leaf-wrapped yams, taros plantains and other vegetables as well as shellfish, fish cooked in coconut cream, chickens and perhaps a roast pig.
园内有品种繁多的野生生物，包括雀鸟、蜻蜓、两栖生物、哺乳类及爬虫类动物、蝴蝶，以及鱼类。
It is home to a stunning array of wildlife including birds, dragonflies, amphibians, mammals, reptiles, butterflies and fish!
园内有品种繁多的野生生物，包括雀鸟、蜻蜓、两栖生物、哺乳类及爬虫类动物、蝴蝶，以及鱼类。
It is home to a stunning array of wildlife including birds, dragonflies, amphibians, mammals, reptiles, butterflies and fish!
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