fish stocks

The lab is also building a robot manta ray to study fish stocks in the fjords of British Columbia.

这间研究技工同时还在制造一种机器蝠鲼，以便对不列颠哥伦比亚的峡湾进行研究探测。

FAO helps countries conserve fish stocks and aquatic resources, protect the environment and ensure that future generations will not go hungry.

粮农组织帮助各国保存鱼类种群和水生资源，保护环境并确保子孙后代不会挨饿。

Fish stocks in the Baltic are in decline.

波罗的海的鱼类资源逐渐减少。

Ms Ostrom studies "common pool resources" such as fish stocks or groundwater.

奥斯特罗姆研究的是“公共资源”，如鱼类资源和地下水。

Fish Stocks in the Baltic Sea: Finite or Infinite Resource?

波罗的海的鱼类类群: 是有限资源还是无限资源?

What have we done to our fish stocks to bring about changes like this, and does it matter?

人类做了什么，使鱼类发生如此变化？这一点是否关系重大呢？

At present, most of the marine fish stocks in China are in the state of recruitment overfishing.

目前，我国许多重要经济鱼种已经衰败，渔业资源长期处于补充型过度捕捞状态。

The European Union sets annual quotas in an effort to protect and revive dwindling fish stocks.

欧盟规定每年捕鱼的限额，以期保护并恢复日渐减少的鱼群数量。

Cornish says poor marine management is one reason for the decline of fish stocks in the region-for example in Hong Kong.

康尼施说，渔业资源萎缩的另外一个原因是对海洋捕捞业的管理不善。他以香港为例说，

The fishery management organization plays a unique role in promoting international cooperation on conservation and management of fish stocks.

渔业管理组织在促进养护和管理鱼类种群的国际合作方面发挥着独特作用。

However, fish stocks in the North Sea are in trouble from years of overfishing.

但是，北海的鱼类资源由于多年以来的过度捕捞而日渐稀少。

Leading to an underestimate of fish stocks in the past.

导致在过去看轻去鱼竿捕鱼的方式。

These include the centuries-old custom of "bul", where leaders would call a temporary stop to fishing for key species in order to give fish stocks an opportunity to replenish.

这些传统包括几个世纪以来被称之为“bul”的旧习俗，领导人会要求暂停捕捞一些重要与种类的鱼，给鱼类总储备量繁衍补充的机会。

In all of the world's oceans, fish stocks have declined dramatically.

全球的海洋渔业资源都出现了大幅度减少。

The Food and Agriculture Organization monitors global fish stocks, alerting countries to the risks of overfishing.

粮食及农业组织监测全球鱼类，向有过度捕捞危险的国家发出警报。

The effects of declining fish stocks on the region are enormous.

不断萎缩的渔业资源对亚洲地区造成的影响很大。

Some become magnified in the food web and can contaminate fish stocks.

一些污染物在食物链中被放大而污染鱼类资源。

Status and Prospect of Bottom Fish Stocks in East China Sea and Yellow Sea

东、黄海底鱼资源现状及其展望

Coral reefs and fish stocks to be badly affected by warming seas.

珊瑚礁和鱼类可能会被越来越暖的海洋影响。

It would also shed light on the interactions between wild and farmed fish stocks, an issue of increasing concern.

这也可以清楚地说明野生和养殖鱼类资源之间的相互作用，这是一个日益受到关注的问题。

Present Condition of Fish Stocks in Hengshui Lake and Its Protection, Utilization and Development

衡水湖鱼类资源现状及其保护利用与发展

The Johannesburg summit set the goal of restoring depleted fish stocks to a sustainable level by2015.

约翰内斯堡首脑会议确定的目标，到2015年将枯竭的鱼类种群恢复到可持续的水平。

And fishermen report a rise in some fish stocks.

除此之外，据渔民反映，某些鱼群的数量也有所增加。

the depletion of fish stocks

鱼类资源的消耗

Conference on straddling and migratory fish stocks;

跨界和洄游鱼类种群会议；

" Fish stocks are already under threat from overfishing and habitat loss," said Turley.

“鱼类资源已经面临着过度捕捞和栖息地流逝的威胁，”Turley说。

Time is vital if fish stocks are to recover.

要恢复鱼类资源，时间是关键。

Pollution in waters near the region's urban centers also hurts fish stocks.

亚洲地区靠近城市中心水域的污染同样也在伤害鱼类资源。

Some fishermen think that if fish stocks in their area are depleted, they can just go to the waters of another country.

一些渔民认为，一旦他们耗尽自己海域的渔业资源，他们可以到其他国家的海域去捕捞。

Final act of the United Nations Conference on straddling fish stocks and highly migratory fish stocks;

联合国跨界鱼类种群和高度洄游鱼类种群会议最后文件；