Amphidromous
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From Fishing Words
1. diadromous fishes travel between salt and fresh water. There are three types of diadromous fish:
- anadromous fishes live in the sea mostly, breed in fresh water (Greek: 'Ana' is up; The noun is "anadromy")
- catadromous fishes live in fresh water, breed in the sea (Greek: 'Cata' is down)
- amphidromous fishes move between fresh and salt water during some part of life cycle, but not for breeding
2. potamodromous fishes migrate within fresh water only. (Greek: 'Potamos' is river) 3. oceanodromous fishes migrate within salt water only. (Greek: 'Oceanos' is ocean)
