porcupine sea urchin

Scientific name Diadema setosum
Descriptor Leske
Year of description 1778
IUCN category NE
Family Diadematidae
Genus Diadema
Diadema setosum Diadema setosum

Introduction

Diadema setosum, commonly known as porcupine sea urchin, is a salt water echinoderm.

Who is it?

Morphology

  • Size
    6 - 9 cm
  • Longevity
    5 year
  • Size
    6 - 9 cm
  • Longevity
    5 year

How to recognize the porcupine sea urchin ?

The porcupine sea urchin measures between 6 and 9 cm. This echinoderm is unicolore with a predominantly noir body.

Behaviour & Life cycle

  • diet
    herbivorous
  • Sociability
    living in a group or alone
  • territorial
    No
  • Way of living
    diurnal

The porcupine sea urchin is an echinoderm living in a group or alone. This species is herbivorous .

Although the porcupine sea urchin is non-territorial, it is sometimes aggressive towards other species.

Reproduction

  • Reproduction
    ovipare qui pond en eau libre
    • Fertilization
      External
    • Active sexual selection
      No

The porcupine sea urchin is an echinoderm ovipare qui pond en eau libre.

Risks for humans

  • Venomous
    No
  • Sting
    Yes

Where to find it?

Where to see this species?

What is its habitat?

Natural environment characteristics

  • Depth
    0 - 70 m

Biotope presentation

The porcupine sea urchin is most often found at a depth between 0m and 70m. However, it is not impossible to find this species at other depths.

Species of the same biotope

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

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.

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Where to see this species?

Species of the same biotope

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