Quite a few, to say the least! There are least 50 species of coral found naturally in the Caribbean Sea. The Smithsonian has a collection that includes over 4,800 species, from the Pacific Ocean.
corals (?)
Absolutely, there are many hundreds of different species of crabs that live on coral reefs. Many of them have close associations with the corals, such as the Acropora crabs, which live in between the branches of Acropora corals, and eat the slime that the corals produce.
It is a filter feeder
starfish, seaweed, corals, sponges, algae, sea-shells.
Yes, the corals, the reefs, the seaweed
A colony of corals is a collection of individual coral polyps living together. Each polyp within the colony is interconnected and works together to collectively form a larger coral structure. This cooperative behavior allows corals to build intricate and diverse reef ecosystems.
about 75 degrees Fahrenheit
Yes, coral reefs are made of the limestone skeletons of deceased corals - the living corals are on the surface of the reef.
They are fish tanks that have ocean water in them. The ocean water is almost always synthetic but can be real. People keep salt water fish, corals and many other things in these types of tanks.
Many corals, specifically hermatypic corals, contain symbiotic algae that provide the coral with sugar from photosynthesis. Algae also feed zooplankton, which corals feed on. Basically, algae provide corals with food, indirectly.
three.
Corals are in the animal class of Anthozoa's, and live in compact colonies in the ocean reefs. People often confuse corals with plants because of their appearance.