V2EX anadromous

Anadromous

释义 Definition

(尤指鱼类)“溯河洄游的”:大部分时间生活在海洋中,到了繁殖期逆流进入淡水河流产卵(如鲑鱼)。也可广义指“从海到河/淡水水域繁殖”的洄游习性。

发音 Pronunciation (IPA)

/ndrms/

例句 Examples

Anadromous salmon swim upriver to spawn.
溯河洄游的鲑鱼会逆流而上去产卵。

Many anadromous species rely on healthy rivers, so dams and pollution can severely disrupt their life cycle.
许多溯河洄游物种依赖健康的河流,因此水坝与污染会严重干扰它们的生命周期。

词源 Etymology

来自希腊语:ana-(“向上、回”)+ dromos(“跑、行进”),字面含义接近“向上行进的”,用来描述鱼类在繁殖时“逆流而上”的迁移方式。

相关词 Related Words

文学与著名作品 Literary Works

  • Ernest Hemingway, Big Two-Hearted River(文中涉及鲑鱼/鳟鱼与河流生态背景,常与洄游鱼类知识并读)
  • Rachel Carson, Silent Spring(讨论生态系统与水环境影响时,常提及包括洄游鱼类在内的生态连锁)
  • Aldo Leopold, A Sand County Almanac(自然观察与生态整体观中涉及河流与野生动物循环,常出现与洄游相关的语境)
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