Artificial reefs can also prepare sedentary creatures, such as clams and oysters, for harvest. Japan creates artificial reefs to encourage the growth of schools of snapper, for instance. The reef’s size and shape provide shelter for different kinds of fish, so fish farmers can increase their catch by investing in reefs. Aquaculture is the art and science of cultivating ocean life for food and industry. states of Florida, Georgia, and South Carolina have contributed to the area’s wildlife and encouraged tourism. Artificial reefs off the Atlantic coast of the U.S. Brightly colored fish, sea anemones, and sea stars also make reefs popular with scuba divers and snorkelers. The wide variety of fish (including sharks) make recreational fishing popular in reef ecosystems. Plants, plankton, algae, sponges, eels, fish, crabs, and sea turtles are just some of the organisms that thrive in healthy reefs. The second reason people construct reefs is to promote sea life for recreation and aquaculture. The Maldives, an island nation in the Indian Ocean, has constructed reefs to protect its low-lying coral islands from cyclones and other factors that may lead to beach erosion. In this way, reefs also protect coastlines from erosion. Reefs act as barriers between the coast and powerful ocean storms. Artificial Reefs People create reefs for three chief reasons. ![]() Reefs can also be artificial-created by human beings. Natural reefs are made of rocks or the skeletons of small animals called corals. ![]() A reef is a ridge of material at or near the surface of the ocean.
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