amphidromous

views updated Jun 08 2018

amphidromous Applied to the migratory behaviour of fish moving from freshwater to the sea, and vice versa. Such migration is not for breeding purposes, but occurs regularly at some stage of the life cycle (feeding, overwintering, etc.). Compare DIADROMOUS. See also ANADROMOUS; CATADROMOUS; POTAMODROMOUS.

amphidromous

views updated Jun 27 2018

amphidromous Applied to the migratory behaviour of fish moving from fresh water to the sea, and vice versa. Such migration is not for breeding purposes, but occurs regularly at some stage of the life cycle (feeding, overwintering, etc.). Compare diadromous. See also anadromous; catadromous; and potamodromous.

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