swallowtail seaperch

Scientific name Anthias anthias
Descriptor Linnaeus
Year of description 1758
IUCN category (World) LC
Family Anthiadidae
Genus Anthias
Anthias anthias Anthias anthias


Anthias anthias, commonly known as swallowtail seaperch, is a salt water fish.

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Who is it?


  • Average size
    15 cm
  • Maximum size
    27 cm
  • Longevity
    7 year
  • Shape
  • Average size
    15 cm
  • Maximum size
    27 cm
  • Longevity
    7 year
  • Shape

How to recognize the swallowtail seaperch ?

The swallowtail seaperch measures around 15 cm. The dominant males can however reach 27 cm. This fish is bicolore with a predominantly orange and rose body.

Sexual dimorphism

The adult male is bigger than the female.

Behaviour & Life cycle

  • diet
  • Sociability
    living in shoals
  • territorial
  • Way of living

The swallowtail seaperch is a fish living in shoals naturally found at mid-depth and near the bottom. The members of each group are organized around a well established hierarchy. This species is carnivorous . This fish lives mainly at night. Usually, it leaves its hiding place and starts to be active once it gets dark.

The swallowtail seaperch is a territorial animal that does not tolerate any incursions into its living area. It is particularly virulent against other territorial species and it can provoke heated fights.


  • Reproduction
  • Hermaphrodite

The swallowtail seaperch is a fish ovipare. always born female. Growing up, individuals will change sex to become male, this is called successive hermaphroditism of the protogynous type.

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
    14 - 25 °C
  • Depth
    30 - 300 m
  • Flow

Biotope presentation

The swallowtail seaperch is most often found at a depth between 30m and 300m. However, it is not impossible to find this species at other depths.

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.

Benoit Chartrer

Benoit Chartrer

Théo Guillaume

Théo Guillaume

Adrien Falzon

Adrien Falzon


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 POISSONS DE LA MEDITERRANEE - Harmelin-Vivien M. - Harmelin J.-G. - Delachaux et Niestlé - 1991.


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Where to see this species?

Scientific partners

Species of the same family

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