common sea star
| Scientific name | Archaster typicus |
|---|---|
| Descriptor | Müller & Troschel |
| Year of description | 1840 |
| IUCN category | NE |
| Family | archasteridae |
| Genus | Archaster |
Introduction
Archaster typicus, commonly known as common sea star, is a salt water echinoderm.
Who is it?
Morphology
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Size16 - 22 cm
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Motiftasks
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Size16 - 22 cm
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Motiftasks
How to recognize the common sea star ?
The common sea star measures between 16 and 22 cm. This echinoderm is bicolore with a predominantly noir and gris body. The also has noir tasks.
Behaviour & Life cycle
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dietcarnivorous
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Sociabilitygregarious
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territorialNo
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Way of livingdiurnal
The common sea star is an echinoderm gregarious. This species is carnivorous .
Although the common sea star is non-territorial, it is sometimes aggressive towards other species.
Reproduction
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Reproductionovipare
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Active sexual selectionNo
The common sea star is an echinoderm ovipare.
Harmless species
This species does not represent any particular threats to humans when encountered in its natural environment.
Where to find it?
Where to see this species?
What is its habitat?
Natural environment characteristics
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Depth0 - 60 m
Biotope presentation
The common sea star is most often found at a depth between 0m and 60m. However, it is not impossible to find this species at other depths.
To go further
To read on the web
Sources & Contributions
Participation & Validation
The Fishipedia team and specialist contributors are committed to providing high-quality content. However, although the information comes from scientific sources or testimonials from specialists, the cards may contain inaccuracies.
Aurélien Calas
Translation
Translation done with the valuable contribution of our translators, who make this information available to a wider audience. We sincerely thank them for their commitment.
Bibliographic references
Guide des étoiles de mer, oursins et autres echinodermes du lagon de Nouvelle-Calédonie - A. Guille - P. Laboute - J.L. Menou - Orstom - 1986.
Where to see this species?
Tags
Species of the same biotope
Scientific partners
