Common Name(s): Common sea fan. Colony Form: Monoplanar fan to at least 1 m across. Axis: Cylindrical or slightly compressed in plane of fan on small. Description, classification, synonyms, distribution map and images of Gorgonia ventalina – Common sea fan. Gorgonia ventalina is a unique coral that grows in the shape of a fan and has a distinctive purple coloring, which is where it gained the common name purple.
|Published (Last):||4 November 2016|
|PDF File Size:||11.96 Mb|
|ePub File Size:||9.73 Mb|
|Price:||Free* [*Free Regsitration Required]|
Caribbean Reef Invertebrates and Plants. In addition, the G.
This needs close -up ventslina to distinguish; otherwise, the presence of side growths on G. These and other sturctures called septa form the skeletal boundaries found at the bottom of the coral polyps, which are left behind as a result of the upward growth of the polyp.
In some cases, the color of the sea fan is a result of the environment and the chemicals in the enviroment. This coral is sometimes attacked by the fungus Aspergillus sydowii which causes aspergillosis.
The main branches are often purple and the fan is orientated at right angles to the current. Classification Kingdom Animalia animals Animalia: Atlantic Ocean the body of water between Africa, Europe, the southern ocean above 60 degrees south latitudeand the western ventalija.
Sci USAVol. In addition to being a carnivorous vejtalina feeder, G. Marine Invertebrates and Plants of the Living Reef. These zooxanthellae, usually Symbiodinium sp.
Sea Grant Field Guide Series, 6.
It also contains certain secondary metabolites in its tissues which are distasteful. The tumors observed on G. Trotonia hamnerorum is a specialized predator on G. Gorgoniidae Corals described in The branches are round or slightly compressed in the plane of the fan.
Gorgonia ventalina, Common Sea Fan
The young will grow in any direction, but as they mature will slowly shift until they are facing the current. Seashore life of Florida and the Carribbean. Ecotourism implies that there are existing programs that profit from the appreciation of natural areas or animals.
The main branches of G. The gorgohia branches of G. The larvae typically spend several days as plankton before settling on a hard surface to begin formation of a colony.
Common sea fan Gorgonia ventalina Linnaeus, Description: Conclusions were the limestone inner structure provides some of the base where other corals may attach to form more colonies. Gorgonia ventalina is popularly collected for use in aqauriums and as souvenirs.
The polyps live only on the reef surface.
Brusca and Brusca, Communication Channels tactile chemical Perception Channels tactile chemical Food Habits Gorgonia ventalina is carnivourous, feeding on zooplankton, especially at night.
Retrieved from ” https: The principle pigments of the sea fan are fixed in the spicules needle-like parts of solid calcium carbonate. As the polyp grows upward, the base’s margin also turns upward, forming a cup called the epitheca, which contains daily growth bands. The fans are purple, yellow or brownish in color.
This orientation only occurs in the adult sea fans. Gorgonia ventalina is usually purple but can vary to its less common colors of yellow-orange, yellow, and brown. Ventaljna skeleton is composed of calcite and gorgonion, a collagen -like compound. Its tissues contain symbiotic dinoflagellate Symbiodinium spp. As a colorful addition to coral reef habitats, its presence also is important to ecotourism. Adam and Charles Black.
Compounds have been separated from G. Certain organisms, such as the brittle star and the basket starfish, use the tall G. Cary, May 15, ; Colin, The ADW Team gratefully acknowledges their support. Limnology and Oceanography17 2: