V2EX infauna

Infauna

释义 Definition

infauna 指栖息在海底沉积物(如沙、泥)内部的动物群落。这些生物生活在海床之下,而非海床表面,是海洋底栖生态系统的重要组成部分。常见的内栖动物包括蛤蜊、沙蚕和某些甲壳类动物。

发音 Pronunciation

/nfn/

词源 Etymology

该词由拉丁语前缀 in-(意为"在……之内")与 fauna(意为"动物群")组合而成。Fauna 源自罗马神话中的丰产女神 Fauna,后被用来泛指某一地区或环境中的动物总称。Infauna 作为生态学术语出现于20世纪,与 epifauna(表栖动物,生活在海底表面的动物)相对,用于描述栖息在沉积物内部的底栖生物。

例句 Examples

Many clams and worms are part of the infauna in coastal waters.
许多蛤蜊和蠕虫是沿海水域内栖动物群落的一部分。

Researchers collected sediment samples to study the diversity of infauna living beneath the seafloor, which serves as an important indicator of the overall health of the marine ecosystem.
研究人员采集了沉积物样本,以研究海底之下内栖动物的多样性,这些动物是衡量海洋生态系统整体健康状况的重要指标。

相关词汇 Related Words

文学与学术引用 Literary & Academic References

  • Marine Ecology: Processes, Systems, and Impacts》(Michel J. Kaiser 等著)该海洋生态学教材中广泛使用 infauna 一词来讨论底栖群落的结构与功能。
  • Ecology of Marine Sediments》(John S. Gray & Michael Elliott 著)专门研究海洋沉积物生态学的学术著作,详细阐述了内栖动物的生态角色与分类。
  • The Ecology of Sandy Shores》(A. C. Brown & A. McLachlan 著)书中大量讨论了沙质海岸中 infauna 的分布与适应策略。
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