For example, sea stars prey on a variety of bivalve mollusks and prevent these bivalves from monopolizing habitats on the sea floor.
例如，海星捕食各种双壳类软体动物，防止这些双壳类动物独占海底的栖息地。
It had, apparently, been fished out of existence; and the once might Newfoundland fleet now gropes about frantically for crab on the sea floor.
显然，由于捕捞，它已经灭绝了；而曾经很强大的纽芬兰舰队现在在海底四处搜寻疯狂地找蟹。
What impacts are we talking about - on the coast, on the ocean surface, or the sea floor?
什么样的影响该被我们谈论——是对海岸、对海平面还是对海底？
The fragile marineecosystem of the sea floor is a frontier that we know very little about
他们预言，在海底开采金、银、铜将成为下一个最大的生态灾难，因为海底脆弱的海洋生态系统是我们知之甚少的边界。
The valley itself is slowly sinking, and millions of years from now it will rest on the sea floor.
裂谷本身也在缓慢沉陷，几百万年之后就会成为新的海床。
Even more distant fields can be "tied back" to a platform using pipelines along the sea floor.
即使是距离更遥远的海域也可以通过海洋底部环绕的管道“捆绑回”一个平台。
When they reached the sea floor and wanted to rise again, they simply let of the iron pellets.
当他们到达海底然后想要再升起来的时候，他们只要放开铁球就可以。
They keep the oil away from shore - but the cost is paid in clogged wads of crude that sink to the sea floor.
它们将原油拦在海岸之外，但代价却是一团团的原油沉到海床上。
Eleven workers were killed and the platform burned for two days before it sank to the sea floor, 5,000 feet below.
此次事故有11名工人死亡，同时该平台在海面上足足燃烧了两天才沉到5000英尺深的海底。
Two days after the explosion, the rig sank to the ocean floor, and a pipe connected to the well on the sea floor broke.
在爆炸发生后两日，钻井平台沉入海底，连接海床油井的输油管道破裂。
Eleven workers were killed and the platform burned for two days before it sank to the sea floor, 5, 000 feet below.
此次事故有11名工人死亡，同时该平台在海面上足足燃烧了两天才沉到5000英尺深的海底。
Probes into the sea floor far into the Atlantic reveal great beds of mud, the remains of a destroyed European landscape.
通过对大西洋下面的泥床研究发现，一个被破坏的欧洲大陆依然可以看到。
While the sea floor has had significant study, he points out little exploration has been done on this water above the deep floor.
他指出尽管对海床有丰富的研究，但针对海床上的水却甚少探索。
The same forces that produce the earthquakes also created Sumatra, its volcanoes, the nearby islands, and shaped the sea floor.
引发地震的巨大力量，甚至有本事造出苏门答腊岛，及其上面的火山，附近的岛屿，还包括塑造海底的形态。
Samantha Joye, a University of Georgia researcher, found these dead patches of sea floor during five expeditions after the spill.
佐治亚大学研究院SamanthaJoye在五次科考之后发现原油泄漏后海底的生物大片大片死亡。
Africa and South America, for example, are moving away from each other as new material is injected into the sea floor between them.
例如，由于有新的物质注入二者之间的海底，非洲和南美洲距离越来越远。
When she was finally found on the sea floor on March 16 this year - 66 years after the sinking - her life rafts lay among the wreck.
今年3月16日——它沉没66年后，当人们在海底发现它时，船上的球生艇还躺在残骸之中。
Silt turbidite (landslide) layers on the deep sea floor far off the coast from underwater landslides, likely caused by strong seismic shaking.
离海底滑坡不远的深海底床的淤泥浊积(滑坡)层很有可能是由强烈的地震晃动造成的。
The oil and gas driller can send seismic waves miles under the sea floor, gather the echoes, and deduce whether petroleum might exist there.
石油和天然气钻孔机可以在海平面以下数里之外传送地震冲击波，收集回声，并对该地区是否存在石油做出推理。
Found underground and on the sea floor, methane hydrate consists of natural gas molecules trapped within a lattice of frozen water molecules.
甲烷水合物主要存在于地下以及海底，由甲烷分子被锁在固态水晶体格中所组成。
The scientists placed black charcoal the size of sand grains on the sea floor to see whether the fish would move it; they scattered it everywhere.
科学家们把沙粒大小的木炭放在海床上，看赤点石斑鱼能否搬动他们；结果木炭被弄得到处都是。
Meanwhile, the U.S. National Oceanic and Atmospheric Administration constructed a dome-and-pipe system to contain the spread of oil at the sea floor.
同时，国家海洋和大气环境管理署建造了一个穹顶管道系统（dome-and-pipe system）以遏制海床上原油的扩散。
Even more worrying, however, is the impact of rising sea temperatures on the far greater reserves of methane hydrates that are found on the sea floor.
除此之外，海床上储藏着更为大量的甲烷水化物，而不断升高的海洋温度对此的影响更为令人堪忧。
David Heydon, the boss of Nautilus, says that his firm's underwater samples, which are literally cut and lifted off the sea floor, contain 10% copper.
鹦鹉螺公司老板大卫•海冬说，他们公司开掘并运出海底的水下样品却包含百分之十的铜。
This is part of the system of mid-ocean ridges that form as the tectonic plates of the Earth's crust move apart-a process known as sea floor spreading.
印度洋脊是中大洋脊的一部分，中大洋脊是地壳分离的地球板块形成的。这一形成过程被称为海底扩张。
Rinehart said remotely operated underwater vehicles monitoring the sea floor around the well have so far revealed no evidence of oil or natural gas leaks.
瑞恩哈特说，经由遥控在油井周围观测海底的水下载具到目前为止还没有显示石油或天然气泄露的迹象。
The team of scientists captured the sea creatures using special low-light sensitive, custom designed remote controlled cameras, which sat on the sea floor.
这个科学家团队利用特别定制的低光敏遥控相机捕捉呆在海底的生物照片。他们在海底拍摄了十天。
The team of scientists captured the sea creatures using special low-light sensitive, custom designed remote controlled cameras, which sat on the sea floor.
这个科学家团队利用特别定制的低光敏遥控相机捕捉呆在海底的生物照片。他们在海底拍摄了十天。
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