red-mouthed goby

Scientific name Gobius cruentatus
Descriptor Gmelin
Year of description 1789
IUCN category LC
Family Gobiidae
Genus Gobius
Gobius cruentatus Gobius cruentatus

Introduction

Gobius cruentatus, commonly known as red-mouthed goby, is a salt water fish.

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Who is it?

Morphology

  • Average size
    15 cm
  • Maximum size
    18 cm
  • Shape
    Rectangular
  • Pattern
    mottling
  • Average size
    15 cm
  • Maximum size
    18 cm
  • Shape
    Rectangular
  • Pattern
    mottling

How to recognize the red-mouthed goby ?

The red-mouthed goby measures around 15 cm. The dominant males can however reach 18 cm. This fish is unicolore with a predominantly marron, beige and gris body. The also has marron mottling.

Sexual dimorphism

The adult male is bigger than the female.

Behaviour & Life cycle

  • diet
    omnivorous
  • Sociability
    solitary
  • territorial
    No
  • Way of living
    diurnal

The red-mouthed goby is a fish solitary. This species is omnivorous .

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

Reproduction

  • Reproduction
    ovipare qui pond sur substrat caché

The red-mouthed goby is a fish ovipare qui pond sur substrat caché.

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
    16 - 28 °C
  • Depth
    0 - 40 m

Biotope presentation

The red-mouthed goby is most often found at a depth between 0m and 40m. 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

Adrien Falzon

Benoit Chartrer

Benoit Chartrer

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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Species of the same family

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Species of the same biotope

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