Coral reef

3. the process of eroding or being eroded by wind, water, or other natural agents.
5. a hard stony substance secreted by certain marine coelenterates as an external skeleton, typically forming large reefs in warm seas.
7. The wide and shallow upper surface of a coral reef
9. fairly flat, circular or oval islands of coral within lagoons
11. Small animal from SpongeBob that owns chum bucket
13. two or more conspecific individuals living in close association with, or connected to, one another.
14. Mountain that erupts with lava.

1. A long coral reef near and parallel to the shore
2. The cup-shaped calcium skeleton in which a coral polyp sits
4. shallow edge of the slope containing most of the coral
6. A means of asexual reproduction whereby a single parent breaks into parts that regenerate into whole new individuals.
8. Animal with gills and fins.
10. a tidal swamp that is dominated by mangroves and associated vegetation.
12. a stretch of salt water separated from the sea by a low sandbank or coral reef.
13. Red animal with claws