Coralline
Encyclopedia
Coralline means "resembling coral
" and may refer to:
Coral
Corals are marine animals in class Anthozoa of phylum Cnidaria typically living in compact colonies of many identical individual "polyps". The group includes the important reef builders that inhabit tropical oceans and secrete calcium carbonate to form a hard skeleton.A coral "head" is a colony of...
" and may refer to:
- Coralline algaeCoralline algaeCoralline algae are red algae in the order Corallinales. They are characterized by a thallus that is hard because of calcareous deposits contained within the cell walls...
, whose fronds are covered with calcareous deposits. - Coralline rockCoralline rockCoralline Rock is a type of rock formed by the death of layers of Coralline algae. It is visually quite bright like the algae, and is often desired as aquarium decoration. Since it is formed from the dead algae, it contains some nutrients and calcium carbonate, which has allowed it to be used in...
, formed by the death of layers of coralline algae. - SclerospongeSclerosponge|frame|Ceratoporella nicholsoni, cut specimen from [[Pedro Bank]], [[Caribbean Sea]], about 15 cm wide. Brown sponge tissue covers white massive [[aragonite]] [[skeleton]]....
s, sometimes called "coralline sponges". - Other organisms that resemble coral, such as certain bryozoaBryozoaThe Bryozoa, also known as Ectoprocta or commonly as moss animals, are a phylum of aquatic invertebrate animals. Typically about long, they are filter feeders that sieve food particles out of the water using a retractable lophophore, a "crown" of tentacles lined with cilia...
ns or hydrozoaHydrozoaHydrozoa are a taxonomic class of very small, predatory animals which can be solitary or colonial and which mostly live in saltwater. A few genera within this class live in freshwater...
ns.