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词汇 anadromous
释义

Definition of anadromous in English:

anadromous

adjectiveəˈnadrəməsəˈnadrəməs
Zoology
  • (of a fish such as the salmon) migrating up rivers from the sea to spawn.

    〔动〕(鱼,例如鲑)溯河产卵的。CATADROMOUS 的反义词

    The opposite of catadromous
    Example sentencesExamples
    • Chinook Salmon are anadromous, making great migrations out to the deepest parts of the ocean and returning as mature adults to their natal streams.
    • For example, the anadromous osmerids typically spawn in shallow water.
    • Pacific salmon are anadromous (sea-run) fish that migrate from freshwater to the ocean and then back to freshwater to spawn.
    • Unlike lampreys, salmon, and other anadromous fish, which migrate from the ocean to fresh water to breed, eels head in the opposite direction.
    • Although most representatives of the species are of the inland form, some populations of bull trout are anadromous and can co-exist with dolly varden char along the coast.

Origin

Mid 18th century: from Greek anadromos (from ana- 'up' + dromos 'running') + -ous.

Definition of anadromous in US English:

anadromous

adjectiveəˈnadrəməs
Zoology
  • (of a fish such as the salmon) migrating up rivers from the sea to spawn.

    〔动〕(鱼,例如鲑)溯河产卵的。CATADROMOUS 的反义词

    The opposite of catadromous
    Example sentencesExamples
    • Although most representatives of the species are of the inland form, some populations of bull trout are anadromous and can co-exist with dolly varden char along the coast.
    • For example, the anadromous osmerids typically spawn in shallow water.
    • Unlike lampreys, salmon, and other anadromous fish, which migrate from the ocean to fresh water to breed, eels head in the opposite direction.
    • Pacific salmon are anadromous (sea-run) fish that migrate from freshwater to the ocean and then back to freshwater to spawn.
    • Chinook Salmon are anadromous, making great migrations out to the deepest parts of the ocean and returning as mature adults to their natal streams.

Origin

Mid 18th century: from Greek anadromos (from ana- ‘up’ + dromos ‘running’) + -ous.

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