other words for coral reef
EXAMPLE SENTENCES FROM THE WEB
About ten o'clock we ran full on to a coral reef, which alarmed us a good deal, but luckily got safe off again.
New Year's Isle is a bed of sand mixed with broken coral, thrown up on a coral reef.
There are three kinds of coral reef—namely, fringing reefs, barrier reefs, and atolls.
At last, as we were just again going about, a puff of wind drove her right ashore on a coral reef.
Why, I understand that one pilot was shot down right inside the Truk coral reef and picked up by a cruiser seaplane.
Around the coast there is a raised shelf of limestone which was undoubtedly a coral reef.
It is light, full of holes, and looks a little like a coral reef.
A bend in the coral reef made a beautiful boat harbour, and into it we rowed.
It was done in an instant, and not a moment too soon, for we saw close abeam a coral reef not two feet under the surface.
On the further side of the coral reef one perceives the low-lying group of the Ants' Islands, thickly covered with trees.