Meaning of catadromous

ca•tad•ro•mous

Pronunciation: (ku-tad'ru-mus), [key]
— adj.
  1. (of fish) migrating from fresh water to spawn in the sea, as eels of the genus Anguilla (distinguished from anadromous).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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