The hectocotylus in benthic octopuses is usually the third right arm.

底栖章鱼中的交接腕通常是第三个右臂。

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This paper proposes and probes into the content, methods and requirements for the "submarine sediment-water-benthic organism system".

本文提出和探讨了关于开展“海底沉积物-水-底栖生物系统”调查评价的内容、方法及其工作要求。

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Tong snakehead has the habits of benthic cave dwellers.

塘鳢有底栖穴居的习性。

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Non-fish groups include whales, dolphins, seabirds, squid, echinoderms, benthic crustaceans and small worms.

BBC: The model should aid future management of the North Sea

Whale bones for example are known to constitute an excellent surface on which benthic communities deprived of local sources of energy can settle and develop.

UNESCO: MEDIA SERVICES

Thus, the composition of benthic communities (the term indicates a dependency on the bottom) will rely partly on the availability of organic substances falling all the way down to the seabed.

UNESCO: MEDIA SERVICES