- Corals remain in one place throughout their adult lives.
- Corals produce a hard skeleton made of calcium carbonate or limestone.
- Corals skeleton material can either be internal or external.
- After a coral dies its skeleton remains.
- Corals usually grow in colonies that continue to grow after a year.
- Lots of different species of corals form coral reefs.
- The largest coral reef is called the Great Barrier Reef.
- The Great Barrier Reef is off the coast of Australia and is more than 1250 miles long.
- Corals have tentacles that have stinging cells called Nematocysts.
- The tentacles on corals allow them to capture small organisms.
- The Great Barrier Reef can be seen from space.
- Growing a barrier reef takes a really long time.
- Corals grow really slowly.
- The fastest corals grow is 6 inches per year.
- Colonies of coral reefs can often live decades to centeries.
- Corals lay down annual rings like trees.
- The Great Barrier Reef is still alive and began growing about 20,000 years ago.
- Coral reefs are some of the most diverse ecosystems.
- Coral reefs house tens of thousands of marine species.
- About one third of marine fish species live part of their life in coral reefs.
- Reefs in Florida Keys hold forty-five species of stony coral.
- Reefs in Florida Keys hold thirty-seven species of Octocoral.
- Reefs in Florida Keys hold 1700 species of Mullusks.
- Reefs in Florida Keys hold five-hundred species of fish.
- Reefs in Florida Keys hold hundreds of species of sponges.
- Coral reefs are home to 25% of all marine life on the planet.
- The diversity of life found in and around coral reefs is about 2 million species.
- Coral reef organisms are being used in treatments for diseases like cancer.
- Coral reefs provide important barrier against the worst ravages of storms, Huricanes, and typoons
- A place with extensive coral reefs is Coral Triangle.
- Another place with extensive coral reefs is the Mesoamerican Reef.
- Another place coral reefs can be found is off the coast of Norway.
- Reefs that are called "Barrier" reefs get their name because it protects the shallow waters along the shore from open sea.
- The shell we see is a hard shell of an animal called Polyp.
- The reefs we know are between five and one-thousand years old.
- Th Great Barrier Reef is actually made of nine-hundred smaller reefs.
- The Great Barrier Reef is one of the most visited reefs in the world.
- The Great Barrier Reef crosses over five-hundred islands.
- Coral reefs are rocky mounds and ridges formed by in sea living things.
- Coral reefs provide humans with food, medicine, and shoreline protection.
- Coral reefs are experiencing a rapid decline in ecosystem health.
- The animals that do the most work building coral reefs are stony corals and algae.
- Coral reefs require sunlight to survive.
- Coral reefs also require clear shallow ocean waters.
- Coral reefs are found in clear, tropical oceans.
- Coral reefs form in water one hundred fifty feet deep.
- Coral reefs are commonly found in Hawii.
- Coral reefs are found along shorelines of continents and islands.
- Barrier reefs are found farther off shoreline.
- The great barrier reef is longer then the distance between Seattle and Los Angeles.
- Coral animals are called Polyps.
- Coral Polyps are tiny soft bodied organisms.
- Coral Polyps are related to jellyfish.
- Coral Polyps have a hard skeleton that makes up coral reefs.
- Reefs begin when a Polyp attaches its self to a rock on the sea floor.
- Polyps connect to each other creating a colony that acts as a single organism.
KDE Santa Barbara. Web. 20 Apr. 2017.
"Basic Facts About Coral Reefs." Defenders of Wildlife. 16 Sept. 2014. Web. 20 Apr. 2017.
"Coral." Britannica School, Encyclopædia Britannica, 3 Feb. 2017. Web. 26 Apr. 2017.
"Coral Reef Facts." Coral Reef Facts and Information. Web. 20 Apr. 2017.
"Coral Reefs." WWF. Web. 20 Apr. 2017.
Frost, Emily. "Corals and Coral Reefs." Ocean Portal | Smithsonian. Smithsonian's National Museum of Natural History, 30 Aug. 2016. Web. 20 Apr. 2017.
Society, National Geographic. "Corals, Coral Pictures, Coral Facts." National Geographic. Web. 20 Apr. 2017.
"Top 25 Coral Reef Facts." Conserve Energy Future. 24 Dec. 2016. Web. 20 Apr. 2017.