Coral reefs are diverse underwater ecosystems held together by calcium
carbonate structures secreted by corals. Coral reefs are built by colonies of tiny
Coral reefs are some of the most diverse ecosystems in the world, housing tens
of thousands of marine species. About one-third of all marine fish species live ...
Coral reefs are the most diverse of all marine ecosystems. They teem with life,
with perhaps one quarter of all ocean species depending on reefs...
Dec 16, 2014 ... Coral reefs are unique (e.g., the largest structures on earth of biological origin)
and ... Stony corals (scleractinians) make up the largest order of ...
Oct 8, 2013 ... Coral reefs are large underwater structures composed of the skeletons of coral,
which are marine invertebrate animals.
From reef-building corals to large, predatory fish like sharks, coral reefs are one
of the most fascinating, complex, and biologically diverse ecosystems.
Coral reefs are the most diverse and beautiful of all marine habitats. Large wave
resistant structures have accumulated from the slow growth of corals.
Coral reefs are the foundation of many marine ecosystems—and they are in
Coral organisms, called polyps, can live on their own, but are primarily
associated with the spectacularly diverse limestone communities, or reefs, they
Facts and information about coral reefs; including reef structure, marine life, and