V2EX benthos

Benthos

定义 Definition

benthos 指栖息在水体底部(尤其是海洋、湖泊或河流底部)的生物群落,统称为"底栖生物"。包括生活在水底泥沙中或附着在水底表面的动植物和微生物。

发音 Pronunciation

/bnθs/(英式)
/bnθs/(美式)

例句 Examples

The benthos in this lake includes various species of worms, snails, and algae.
这个湖泊的底栖生物包括各种蠕虫、螺类和藻类。

Marine biologists collected samples of the benthos from the ocean floor to study how deep-sea organisms adapt to extreme pressure and darkness.
海洋生物学家从海底采集了底栖生物样本,以研究深海生物如何适应极端的压力和黑暗环境。

词源 Etymology

源自希腊语 βνθο(bénthos),意为"深处、海底"。该词在19世纪末被引入英语,由德国生物学家恩斯特海克尔(Ernst Haeckel)在1891年正式用于生态学分类,与 plankton(浮游生物)和 nekton(游泳生物)并列,用来描述水生生态系统中按栖息方式划分的三大生物类群。

相关词汇 Related Words

文学与学术作品 Literary & Academic References

  • 雷切尔卡森(Rachel Carson)的《我们周围的海洋》(The Sea Around Us, 1951)中多次提及海底生物群落,对 benthos 的生态角色有生动的描写。
  • 查尔斯达尔文(Charles Darwin)在《贝格尔号航行记》(The Voyage of the Beagle, 1839)中对海底生物进行了大量观察记录,虽未直接使用 benthos 一词,但涉及的内容正是底栖生物的早期研究。
  • 在现代海洋生态学经典教材如 Marine Biology: Function, Biodiversity, Ecology(Jeffrey Levinton 著)中,benthos 是核心概念之一。
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