V2EX meiofauna

Meiofauna

释义 Definition

中型底栖动物(中型动物群):指生活在沉积物(如海底泥沙、河床砂砾、湖底沉积物)孔隙之间、体型通常介于微型动物(microfauna)大型底栖动物(macrofauna)之间的一类小型无脊椎动物群体。常见类群包括线虫、桡足类、轮虫等。(该词也常用于生态学与海洋生物学语境。)

发音 Pronunciation (IPA)

/ma.of.n/

例句 Examples

Meiofauna live between grains of sand.
中型底栖动物生活在沙粒之间的孔隙里。

In coastal ecosystems, meiofauna can strongly influence nutrient cycling by grazing on microbes and being prey for larger invertebrates.
在沿海生态系统中,中型底栖动物通过取食微生物并作为更大型无脊椎动物的猎物,能显著影响养分循环。

词源 Etymology

meio- 来自希腊语 meion(“更少、较小”之意),用于表示“中间/较小等级”的概念;**-fauna** 来自拉丁语,指“动物群”。合起来表示“介于微型与大型动物之间的一类动物群”。

相关词 Related Words

文学与著作作品 Literary & Works

  • Introduction to the Study of Meiofauna(H. Higgins & H. Thiel 编)
  • Marine Meiofauna: Taxonomy, Ecology, and Evolution(学术论文与综述集中常见主题用语)
  • Ecology of Marine Sediments(相关章节常讨论 meiofauna 在沉积物生态中的作用)
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