Diadema savignyi

Diadema savignyi

Scientific name	Diadema savignyi
Descriptor	Michelin
Year of description	1845
IUCN category (World)	NE
Family	Diadematidae
Genus	Diadema

Introduction

Diadema savignyi is a salt water echinoderm.

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Who is it?

Morphology

Size

18 - 25 cm

Size

18 - 25 cm

How to recognize Diadema savignyi ?

Diadema savignyi measures between 18 and 25 cm. This echinoderm is unicolore with a predominantly noir body.

Behaviour & Life cycle

diet

algae-eating
Sociability

solitary
territorial

No
Way of living

diurnal

Diadema savignyi is an echinoderm solitary. This species is algae-eating .

Although Diadema savignyi is non-territorial, it is sometimes aggressive towards other species.

Reproduction

Reproduction

ovipare qui pond en eau libre

Active sexual selection

No

Diadema savignyi is an echinoderm ovipare qui pond en eau libre.

Risks for humans

Venomous

No
Sting

Yes

Where to find it?

Origin

Persian Gulf Great Barrier Reef mer d'Oman Philippine Sea Red Sea South East Asian Seas Indonesian seas East Indian Ocean western Indian Ocean Desventuradas Islands Galapagos Tropical Eastern Pacific Western Tropical Pacific Ocean Oceania

Conservation status of populations (IUCN)

World : NE

Where to see this species?

What is its habitat?

Natural environment characteristics

Temperature

21 - 29 °C
Depth

0 - 70 m

Biotope presentation

Diadema savignyi 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

Species of the same family

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

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.