1·Urchins feed on algae and invertebrates-a recent study found that the sound of their teeth scraping on reefs can cause a rise in ocean noise.
海胆以海藻和无脊椎动物为食——一项近期的研究发现它们牙齿磨礁石发出的声音会增加海洋的噪音。
2·The anemone, an inhabitant of deep-sea reefs, closes its jaws to trap its prey and to protect itself when threatened.
这种海葵生活在深海礁石上，通过合拢口部捕捉猎物或者受到威胁时保护自己。
3·But when the scientists played sounds of reefs, featuring the murmurs of fish and crustaceans, the larvae swarmed toward the speakers.
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。
4·Of particular interest to conservationists, Treml says, might be reefs that serve as stepping-stones for surfing corals and reef clusters that are especially isolated.
Treml还说，自然资源保护学家们可能会特别感兴趣的是作为珊瑚冲浪踏板的礁石及特别隔开的礁群。
5·Shipwrecks are ready-made 8 artificial reefs.
船只残骸是现成的人工礁石。
1·The first phase, involving deployment of tyres, boats, quarry rock and concrete artificial reefs in marine parks, was completed in 1999.
第一期已于1999年完成，包括在海岸公园内敷设采用车胎、船只残骸、矿石或混凝土制造的人工礁体。
2·Base on the above, we have concluded a series of methods to identify, predict and evaluate biogenic reefs.
并在此基础上形成了一套礁体综合识别、预测和评价的配套技术和方法。
1·A survey of oyster habitats around the world has found that the succulent mollusks are disappearing fast and 85 percent of their reefs have been lost due to disease and over-harvesting.
在世界范围内牡蛎栖息地的调查中，这种多肉多汁的软体类动物正以飞速消亡，与此同时由于病害与过量的捕捉85%的(牡蛎所赖以栖息的)群礁也在消亡。
2·Antigua is the sunniest island in the Caribbean, surrounded by coral walls, reefs, and shipwrecks.
安提瓜岛是加勒比地区阳光最好的岛屿，被珊瑚墙、群礁、沉船包围着。