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Pronunciation varies by accent · adjective
(ichthyology, of a migratory fish) Living in fresh water as an adult, but breeding in the sea..
Bird migration routes favor marshes and river valleys, as do, more obviously, the movement of anadromous salmon and, the mirror image, catadromous eels, to mention only two of the numerous migrating fish species.
Use catadromous when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Catadromous means (ichthyology, of a migratory fish) Living in fresh water as an adult, but breeding in the sea..
The closest synonym depends on the sentence and intended sense.
Possible antonyms include anadromous, diadromous.
Bird migration routes favor marshes and river valleys, as do, more obviously, the movement of anadromous salmon and, the mirror image, catadromous eels, to mention only two of the numerous migrating fish species.
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