Trawlers drag weighted nets across the sea bottom, not only scooping up every living thing, but also destroying coral and other types of habitat in the process.
捕鱼者用坠网拖过海底，在一网打尽所有生物的同时，还破坏了珊瑚及海底环境。
The 20-day expedition aimed to uncover relationships between cold-water coral and other bottom-dwelling creatures in a pristine yet "alien" environment, according to the researchers' blog.
研究者在其博客撰文表示，此次长达20天的海底探险旨在揭开生活在原始陌生海域中的冷水珊瑚和其它海底居民间的秘密关系。
The 20-day expedition aimed to uncover relationships between cold-water coral and other bottom-dwelling creatures in a pristine yet "alien" environment, according to the researchers' blog.
研究者在其博客撰文表示，此次长达20天的海底探险旨在揭开生活在原始陌生海域中的冷水珊瑚和其它海底居民间的秘密关系。
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