catadromous
adjEtymology From cata- + -dromous, by analogy with anadromous. Compare catanadromous.
1
Biology, Ichthyology, Natural sciences, Zoology 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.2017, James C Scott, chapter 1, in Against the Grain, New Haven & London: Yale, →ISBN, page 53:
- Antonyms
- anadromous
- Related terms
- amphidromous, diadromous, oceanodromous, potamodromous