V2EX killifish

Killifish

Definition|定义

killifish鱼/科鱼类(统称),通常指一类体型较小、会产卵的鱼,常见于淡水半咸水环境(如池塘、沼泽、河口)。在水族饲养与生态研究中也较常见。(该词有时既可泛指“形目”相关小型鱼类,也可特指某些常见属种。)

Pronunciation|发音

/klf/

Examples|例句

Killifish live in shallow ponds.
鱼生活在浅水池塘里。

Because some killifish tolerate low-oxygen water, scientists use them to study environmental stress.
由于有些鱼能耐受低氧环境,科学家会用它们来研究环境压力。

Etymology|词源

killifish 来自荷兰语影响的地名用词:kil(意为“水道、潮汐小河/河汊”)+ fish。早期在北美(尤其纽约一带)用来指生活在河汊、盐沼水道里的小鱼,后来逐渐扩展为对多种相似小型鱼类的统称。

Related Words|相关词

Literary Works|文学作品

  • 《Fishes of the World》(Joseph S. Nelson 等):鱼类学经典参考书,常以 killifish 作为相关类群的通用称呼之一。
  • 《Freshwater Fishes of North America》(各类版本/作者组合的北美淡水鱼权威图鉴与综述著作):在物种条目与生态描述中常出现 killifish
  • 自然史与生态学科普/论文集(如河口生态、盐沼生态相关著作):该词更常见于这类“自然写作/科学写作”语境中,而较少出现在传统小说或诗歌中。
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