catadromous
/kaˈtadrəməs
/adjective Zoology
(Of a fish such as the eel) migrating down rivers to the sea to spawn. The opposite of anadromous.Anguillid eels are catadromous, meaning that maturing individuals spend most of their lives in estuaries or freshwater but migrate to the ocean to reproduce....
- Anguilla rostrata is a catadromous species that spawns in the Atlantic Ocean and ascends streams and rivers in North and South America.
- Finally, there was a September eel fishery in the rivers that sustained large runs of these catadromous fish, followed by fall hunting for elk and beavers, and by December, ice-fishing for tomcod.
Origin
Late 19th century: from cata- 'down' + Greek dromos 'running', on the pattern of anadromous.
- mountain bison
- mountain blackbird
- mountain blue
- mountain bluebird
- mountainboard
- mountainboarder
- mountain boomer
- mountain boy
- mountain breeze
- mountain buffalo
- mountain building
- mountain burnet
- mountain butter
- mountain cabbage
- mountain cat
- mountain-cedar
- mountain chain
- mountain cherry
- mountain chestnut oak
- mountain chicken
- mountain climbing
- mountain clover
- mountain cock
- mountain cow
- mountain crab