red starfish

Scientific name Echinaster sepositus
Descriptor Retzius
Year of description 1783
IUCN category (World) NE
Family Echinasteridae
Genus Echinaster
Echinaster sepositus Echinaster sepositus


Echinaster sepositus, commonly known as red starfish, is a salt water echinoderm from the Mediterranean Sea.

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Who is it?


  • Size
    10 - 20 cm
  • Longevity
    5 year
  • Size
    10 - 20 cm
  • Longevity
    5 year

How to recognize the red starfish ?

The red starfish measures between 10 and 20 cm. This echinoderm is unicolore with a predominantly rouge and orange body.

Behaviour & Life cycle

  • diet
  • Sociability
  • territorial
  • Way of living

The red starfish is an echinoderm solitary. This species is scavenger .

Although the red starfish is non-territorial, it is sometimes aggressive towards other species.


  • Reproduction
    ovipare qui pond en eau libre
    • Active sexual selection

The red starfish is an echinoderm ovipare qui pond en eau libre.

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

  • Temperature
    13 - 17 °C
  • Depth
    0 - 250 m

Biotope presentation

The red starfish is most often found at a depth between 0m and 250m. However, it is not impossible to find this species at other depths.

Species of the same biotope


Not recommended

We do not recommend keeping this species in an aquarium. It has unpredictable needs which, if not met, generate significant stress, potentially leading to a shorter life expectancy, an interruption of its growth or the development of pathogens.

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.

Adrien Falzon

Adrien Falzon

Aurélien Calas

Aurélien Calas


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

LA VIE SOUS-MARINE EN MEDITERRANEE - Humberg B. - Guide Vigot - 2000.

FLORE ET FAUNE DE LA MEDITERRANEE - Mojetta A. - Ghisotti A. - Solar - 1995.

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Where to see this species?

Scientific partners

Species of the same biotope

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