Related Clues:
- Lough near French capital is covered by shallow water
- Snorkeling spot, perhaps
- Popular snorkeling destination
- Rocky part of sail
- Bank of jagged rock near the surface of the sea
- Atoll former
- Aquatic habitat
- Great Barrier, for one
- Underwater ridge
- Scuba spot
- Backdrop for some schools
- Natural barrier
- Repurposed shipwreck
- Real force required to build this coastal defence?
- Shoal; take in (sail)