Heteractis magnifica   (Quoy & Gaimard)  1833 (Sea Anemone)
Organism information awaits expert curation
Class: Anthozoa

Image copyrights: WildFactsheets

Size: Diameter upto 1 m, although commonly 30-50 cm

Color: Lower portion of tentacles same color as oral disc (usually shade of brown), terminal portion yellow, green, or white. Central oral disc yellow, brown, or green. Cylindrical column of uniform bright color (commonly blue, green, red, white, chestnut brown).

Oral disc flat to gently undulating, densely covered with finger-like tentacles (to 75 mm long) that hardly taper to blunt or slightly swollen end. Some tentacles bifurcate or with side branch. Tentacles approach mouth to within 20-30 mm. Central oral disc often raised so that mouth sits on a cone. Column with longitudinal rows of translucent verrucae same color as column or slightly lighter or darker. Animal capable of almost complete contraction so that only a tuft of tentacles is visible in center. Tentacles may irritate human skin and raise welts.

Found in association with zooxanthellae and several kinds of animals which live unharmed by the tentacles such as anemone shrimps like the five-spot anemone shrimp (Periclimenes brevicarpalis) and fishes such as Dascyllus trimaculatus and anemonefishes including Amphiprion akallopisos, Amphiprion bicinctus, Amphiprion chrysogaster, Amphiprion clarkia, Amphiprion ephippium, Amphiprion frenatus, Amphiprion melanopus, Amphiprion ocellaris, Amphiprion percula, Amphiprion perideraion, Amphiprion sandaracinos and Amphiprion biaculeatus.

Typically occupies fully exposed, prominent position, attached to solid object such as coral boulder.

Synonym (s)

Common Name (s)
• Magnificent Sea Anemone (English)
• Finger Anemone (English)
Economic Importance and Threats

Habitat:  Reef Associated


• Andaman and Nicobar Islands INDIA (Record: 2000-2005)

Literature Source(s)
  • Madhu, R and Madhu, K (2007) Occurrence of anemonefishes and host sea anemones in Andaman and Nicobar Islands Journal of the Marine Biological Association of India The Marine Biological Association of India, Cochin 49(2) 118-126 Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Tan, R Wild fact sheets Available at - http://www.wildsingapore.com/wildfacts/index.html
  • Fautin, DG and Allen, GR (1992) Sea anemones Field guide to anemone fishes and their host sea anemones Available at - http://www.nhm.ku.edu/inverts/ebooks/intro.html

Page last updated on:2009-06-17

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