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Taxon ID: 181 Total records: 39,143

Acanthaster planci

Classification

Kingdom Animalia (COL)
Phylum Echinodermata (COL)
Class Asteroidea (COL)
Order Valvatida (COL)
Family Acanthasteridae (SLB)

Taxonomy

Genus Acanthaster Reference
SubGenus Vernacular Name
Species planci IUCN Threat Status-Year Not Evaluated, 2015
SubSpecies Nat'l Threat Status-Year Not Evaluated, 2015
Infraspecies Reason for Change
Infraspecies Rank CITES
Taxonomic Group Echinoderm Native Status Invasive
Scientific Name Author (Linnaeus, 1758) Country Distribution Indonesia
Citation Description A voracious predator of corals, the crown of thorns starfish (Acanthaster planci) is an unusually large starfish which may grow to more than one metre in diameter (2). Named for the dense covering of long, sharp, venomous spines on the entire upper surface of its body (2) (3) (4), the crown of thorns starfish has amassed a formidable reputation because of its devastating impact on coral reef ecosystems (5). Although it is naturally present on coral reefs, in some years the crown of thorn starfish may undergo huge population ‘booms’. During these outbreaks there may be a ten-fold increase in starfish numbers, causing dramatic damage to the reefs they inhabit (5) (6). A rather flattened sea star, the crown of thorns starfish has between 7 and 23 arms that radiate from a large central disk (7) (8). The disk and arms are covered in a soft, membranous skin, which is armed with hundreds of stout, hinged, elongate spines that may grow to five centimetres in length. Although the body of the crown of thorns has a stiff appearance, it is able to bend and twist to fit around the contours of the corals on which it feeds. The underside of each arm has a series of closely fitting plates which form a groove and extend in rows to the mouth (7). The crown of thorns starfish is highly variable in its colouration, but it is usually brightly coloured above and lighter below (9) (10).
Source

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Additional Info

Synonyms


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Acanthaster echinites (Ellis & Solander, 1786)  ¦   Acanthaster echinus Gervais, 1841  ¦   Acanthaster ellisi (Gray, 1840)  ¦   Acanthaster mauritiensis de Loriol, 1885  ¦   Acanthaster pseudoplanci Caso, 1962  ¦   Acanthaster solaris Schreber, 1793  ¦   Asterias echinites Ellis & Solander, 1786  ¦   Asterias echinus Gervais, 1841  ¦   Asterias planci Linnaeus, 1758  ¦   Asterias solaris Schreber, 1793  ¦   Stellonia echinites L. Agassiz, 1836  ¦  
Common Names


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Localities


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No Locality records in database.
Species Record Updated By: Carlos Aurelio Callangan