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What is coral reef explain its origin and types?
The three main types of coral reefs are fringing, barrier, and atoll. Schools of colorful pennantfish, pyramid, and milletseed butterflyfish live on an atoll reef in the Northwestern Hawaiian Islands. The most common type of reef is the fringing reef. This type of reef grows seaward directly from the shore.
What is meant by coral origin?
1. the hard, stony skeleton secreted by certain marine polyps (class Anthozoa) and often deposited in extensive masses forming reefs and atolls in tropical seas. 2. any such polyp (esp. order Scleractinia) living singly or in large colonies.
What is a reef?
A reef is a ridge of material at or near the surface of the ocean. Reefs can occur naturally. Natural reefs are made of rocks or the skeletons of small animals called corals. Reefs can also be artificial—created by human beings. Artificial Reefs.
What country do coral reefs come from?
Most reefs are located between the Tropics of Cancer and Capricorn, in the Pacific Ocean, the Indian Ocean, the Caribbean Sea, the Red Sea, and the Persian Gulf. Corals are also found farther from the equator in places where warm currents flow out of the tropics, such as in Florida and southern Japan.
Is coral a plant or animal?
Though coral may look like a colorful plant growing from roots in the seafloor, it is actually an animal. Corals are known as colonial organisms, because many individual creatures live and grow while connected to each other. They are also dependent on one another for survival.
What are the two main types of coral?
Despite looking like plants, these corals are actually colonies of very small animals called coral polyps which are closely related to jellyfish. There are two main types of corals — hard and soft.
What is the full meaning of coral?
Communities Organizing Resources to Advance Learning. Community. Rate it: CORAL.
Do coral reefs produce oxygen?
Most corals, like other cnidarians, contain a symbiotic algae called zooxanthellae, within their gastrodermal cells. In return, the algae produce oxygen and help the coral to remove wastes.
Do corals feel pain?
“I feel a little bad about it,” Burmester, a vegetarian, says of the infliction, even though she knows that the coral’s primitive nervous system almost certainly can’t feel pain, and its cousins in the wild endure all sorts of injuries from predators, storms, and humans.
Does coral produce oxygen?
Just like plants, providing oxygen for our earth, corals do the same. Typically, deep oceans do not have a lot of plants producing oxygen, so coral reefs produce much needed oxygen for the oceans to keep many species that live in the oceans alive.
What color is healthy coral?
Healthy coral comes in shades of olive green, brown, tan and pale yellow. In a healthy coral colony no parts are affected by disease or bleaching.
What is the largest coral reef in the world?
the Great Barrier Reef Marine Park
Within this vast expanse are a unique range of ecological communities, habitats and species – all of which make the Reef one of the most complex natural ecosystems in the world. Some key facts about the Great Barrier Reef Marine Park: covers 344,400 km2 in area. includes the world’s largest coral reef ecosystem.