Yes and no. The YES part comes in to play when we consider that man can use many materials as a base on which marine life can and hopefully will grow upon and thrive. In the picture below, cinder blocks are used to provide a platform. read more
Secondly, coral is defined as “A hard stony substance secreted by certain marine coelenterates as an external skeleton, typically forming large reefs in warm seas.” Coral contains algeae within its very structure. read more
At 510 feet (155.45 meters) long, the ship was, at the time, the largest vessel ever intentionally scuttled for the purpose of creating an artificial reef. Submerged shipwrecks are the most common form of artificial reef. Oil and gas platforms, bridges, lighthouses, and other offshore structures often function as artificial reefs. read more
These artificial coral reefs can be made out of different materials like concrete, rocks, wood, metal and similar. They are built in different ways depending on the purpose like increasing fish yield, breaking waves, protecting the shore, restoring reefs or entertaining scuba divers and snorklers. read more