Related Clues:
- Atoll features
- River-mouth regions
- Triangular areas
- Change symbols, in math
- Divers' haunts
- Symbols of change
- Where convicts gather, nude, for bathing?
- Brackish water locales
- A thug hired in case of leaks in such sea areas
- River systems approaching the sea could become salted
- Foreign characters lasted with difficulty
- River areas
- River mouth landforms
- Symbols of change, in math
- Formations at mouths