Atoll
A coral atoll.
A circular coral island that encloses a lagoon is called an atoll. Atolls are typically formed from coral reefs that grow around the rim of a submerged volcanic island.
A circular coral reef is called an atoll. Atolls are typically ring-shaped coral reefs that encircle a lagoon partially or completely. They are often found in tropical waters.
well one... dont litter and so on....
called hermatypic coral.
They actually are called Coral. Because Coral are named for the "coral" that they leave behind.
It's called a reed.
The reason they are called Coral Reef is because there are lots of coral in those locations, and they are also called coral reefs or reefs of coral reefs of coral too.
A large mass of coral is called a coral reef. There are usually many organisms living in or surrounding the coral reef.
They are just called baby coral.
There are lots of coral reefs in it.
Ther is no smallest coral reef as coral is growing every day it's only then when a patch of coral grow together that it is a coral reef, but once a reef becomes bigger and then others notice it then is not stated on any map