Bleaching occurs when the tiny plant-like coral organisms die, often because of higher temperatures, and leave behind only a white limestone reef skeleton.
细小而形似植物的珊瑚生物死亡时会褪色变白，原因通常是不断升高的温度，留下的只是一具白色的石灰岩珊瑚礁骨架。
This reef structure is composed of and built by billions of tiny organisms, known as coralpolyps.
数十亿被称为珊瑚虫的微小生物组成及够造出这种珊瑚结构。
And the oceans are becoming more acidic, with probable negative consequences to many coral reef and calcium-bearing organisms.
此外，海洋酸性越来越高，有可能给许多珊瑚礁和含钙有机体带来消极后果。
The Great Barrier Reef can be seen from outer space and is the world's biggest single structure made by living organisms.
在外太空能看见大堡礁，它是有机生物构成的世界上最大的单一结构。
This coral reef species feeds on a number of organisms, allowing it to thrive even when reefs are unhealthy.
这珊瑚礁物种喂养许多的生物体，允许它繁荣兴旺即使当暗礁是不健康的。
In recent years, with the development of reef study, some new-style reef-building organisms were found, one of which is an important reef-building organism which is similar to alga.
近几年，随着研究的不断深入，笔者等陆续发现了一些新型的造礁生物，其中一种重要的造礁生物是一种类似藻类的生物。
Bleaching occurs when the organisms that make up coral die and leave behind the white limestone skeleton of the reef.
白化现象即组成珊瑚的生物于死亡后所留下、如石灰石般的骨骼。
The combinatorial types of reef-forming organisms and reef-inserted organisms were fairly different during different geological periods, and the reefs varied respectively in type, size and feature.
不同地史时期造礁生物及其附礁生物的组合不同，形成的礁体具有不同的类型、规模和特征。
The combinatorial types of reef-forming organisms and reef-inserted organisms were fairly different during different geological periods, and the reefs varied respectively in type, size and feature.
不同地史时期造礁生物及其附礁生物的组合不同，形成的礁体具有不同的类型、规模和特征。
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