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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The nudibranch Tritonia hamnerorum seems undeterred by these defences and is often found associated with the coral. Interactive Guide to Caribbean Diving M. Gorgoniidae Corals described in Anthothelidae Erythropodium caribaeorum Antipatharia Antipathes caribbeana Antipathes pennacea Briareidae Briareum asbestinum Briareum species 1 Corallimorphs Ricordea florida General Views Mixed Communities Gorgoniidae Gorgonia flabellum Gorgonia mariae Gorgonia ventalina Iciligorgia schrammi Pseudopterogorgia acerosa Pseudopterogorgia americana Pseudopterogorgia bipinnata Pseudopterogorgia elisabethae Pseudopterogorgia rigida Pterogorgia 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 Pseudoplexaura crucis Pseudoplexaura flagellosa Pseudoplexaura porosa Zoanthidae Palythoa caribbaeorum.

Because they depend on symbiotic photosynthetic algae, zooxanthellae, they cannot live where light does not penetrate.

You can continue searching for Gorgonia ventalina on one of these Web sites:. It often has small accessory fans growing out sideways from the main fan.

ADW: Gorgonia ventalina: INFORMATION

Examples are cnidarians Phylum Cnidaria, jellyfish, anemones, and ventalian. Seashore life of Florida and the Carribbean. It is found in the western Atlantic Ocean and the Caribbean Sea. The main branches are often purple and the fan is orientated at right angles to the current.

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Coralpedia

Adam and Charles Black. Gorgonia ventalina Scientific classification Kingdom: The calyces in which the polyps are embedded are in two rows along the branches. Colin, ; Kester, ; Sterrer, Caribbean Reef Invertebrates and Ventqlina. The overgrowth of the sea fan by other organisms is also another leading cause of death, especially by the hydrocoralline Millipora alcicornis and some encrusting bryozoa.

Marine Flora and Fauna of Bermuda.

Some Anthozoans show a sensitivity to light. It also contains certain secondary metabolites in its tissues which are distasteful. Ecology of Tropical Oceans. Gorgonian corals reproduce asexually by cloning or fragmentation, with external fertilization.

Usually the most common gorgonian in coral reef habitats, it is primarily found on band and patch reefs. Brusca and Brusca, Ecology72 2: Colors result from chemical pigments produced in the spicules. The spicules are small and fusiform. The principle pigments of the sea fan are fixed in the spicules needle-like parts of solid calcium carbonate. The apertures are very small pores located in two rows along the edges of the branches. World Register of Marine Species.

Many of the smaller branches are compressed in the plane of the fan, which distinguishes this species from the Venus sea fan Gorgonia flabellum. It is the second largest ocean in the world after the Pacific Ocean. New World Publications, Inc. The main branches of G.

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This coral is sometimes attacked by the fungus Aspergillus sydowii which causes aspergillosis. These anti-predator defenses act as successful feeding deterrents to the Cyphoma gibbosuma common predator of the G. Its tissues contain symbiotic dinoflagellate Symbiodinium spp. According to Cary, there is no evidence that gorgonian colonies ever die from old age. Though we edit our accounts for accuracy, we cannot guarantee all information in those accounts.

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

Marine Species Identification Portal : Common sea fan – Gorgonia ventalina

While feeding on the coral, it concentrates the metabolites in its tissues which render it unpleasant to potential predators. Marine Invertebrates of Bermuda. As the polyp grows upward, the base’s margin also turns upward, forming a cup called the epitheca, which contains daily growth bands. In Anthozoans, specialized sensory organs are absent and nerves are arranged in nerve nets.

In addition to being a carnivorous passive feeder, G. Attached to substratum and moving little or not at all. The ADW Team ventalinna acknowledges their support. Connect with us Help us improve the site by taking our survey. Orientation and growth form of sea fans. The polyps of the G. Colin, ; Kester, ; Sterrer, Other Physical Features ectothermic heterothermic radial symmetry Range length high cm