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.

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By using this site, you agree to the Terms of Use and Privacy Policy. Ecology of Tropical Oceans. Classification Kingdom Animalia animals Animalia: It often has small accessory fans growing out sideways from the gorognia fan. The apertures are very small pores located in two rows along the edges of the branches.


Marine Flora and Fauna of Bermuda. The Animal Venalina Web is an educational resource written largely by and for college students. These compounds include octacoral. Coral reefs are found in warm, shallow oceans with low nutrient availability.

Anthothelidae Erythropodium caribaeorum Antipatharia Antipathes caribbeana Antipathes pennacea Briareidae Briareum asbestinum Briareum species 1 Corallimorphs Ricordea gorginia General Views Mixed Communities Gorgoniidae Gorgonia flabellum Gorgonia mariae Gorgonia ventalina Iciligorgia schrammi Pseudopterogorgia acerosa Pseudopterogorgia americana Pseudopterogorgia bipinnata Pseudopterogorgia elisabethae Pseudopterogorgia rigida Ventxlina anceps Pterogorgia citrina Pterogorgia guadalupensis Hydroida Dentitheca dendritica Plexauridae Eunicea calyculata Eunicea laciniata Eunicea laxispica Eunicea mammosa Eunicea pallida Eunicea palmeri Eunicea species 1 Eunicea succinea Eunicea tourneforti Muriceopsis bayeriana Muriceopsis flavida Plexaura flexuosa Plexaura homomalla Plexaurella species Plexaurella dichotoma Plexaurella grisea Plexaurella nutans Venalina crucis Pseudoplexaura flagellosa Pseudoplexaura porosa Zoanthidae Palythoa caribbaeorum.


This page was last edited on 31 Marchat Gorgonia ventalina Common sea fan Facebook. In geographic ranges, it is found in the southeastern part of the of the nearctic region and the northwestern part of the neotropical region. Colin, ; Kester, ; Sterrer, Most nerve cells allow impulses to travel in either direction. In other words, Central and South America. Recently, mortality has also been attributed to tumor growth.

The skeleton of G. This coral is sometimes attacked by the fungus Aspergillus sydowii which causes aspergillosis. As the polyp grows upward, the base’s ventalna also turns upward, forming a cup called the epitheca, which contains daily growth bands.

This needs close -up observation to distinguish; otherwise, the presence of side growths on G.

Gorgonia ventalina, Common Sea Fan

Common sea fan Gorgonia bentalina Linnaeus, Description: There have been studies into the role that sea fans, including G. Marine Invertebrates of Bermuda. Because they depend on symbiotic photosynthetic algae, zooxanthellae, they cannot live where light does not penetrate.

Brusca and Brusca, Gorgonia ventalina Linnaeus[1]. They are often difficult to distinguish. These and other sturctures called septa form the skeletal boundaries found at the ventaljna of the coral goggonia, which are left behind as a result of the upward growth of the polyp.

ADW doesn’t cover all species in the world, nor does it include all the latest scientific information about organisms we describe. The main branches are often purple and the fan is orientated at right angles to the current. Photo 1 of The skeleton is composed of calcite and gorgonion, a collagen -like compound. The calyces in which the polyps are embedded are in two rows along the branches.


According to Cary, there is no evidence that gorgonian colonies ever die from gorgonua age. Many of the smaller branches are compressed in the plane of the fan, which distinguishes this species from the Venus sea fan Gorgonia flabellum.

Druffel, August 5, ; Gotelli, April The two large species of borgonia genus, G. These anti-predator defenses act as successful feeding deterrents to the Cyphoma gibbosuma common predator of the G.

Cary, May 15, ; Colin, It is found in the western Atlantic Ocean and the Caribbean Sea. The larvae typically spend several days as plankton before settling on a hard surface to begin formation of a colony. They form the basis for rich communities of other invertebrates, plants, fish, and protists.

The Alcyonaria as a factor in reef limestone formation. The spicules are small and fusiform. The cause of death is attributed to the lack of food and oxygen to the polyp. Since the color of the fan varies, the shape of the spicules is the only positive identifier of G.

Gorgonia ventalina

Cyphoma gibbosum feeds on gorgonian polyps by crawling slowly over the skeleton. In Anthozoans, specialized sensory organs are absent and nerves are arranged in nerve nets.

Each polyp extends its eight tentacles to catch plankton drifting past on the current.