blackstreak surgeonfish

Scientific name Acanthurus nigricauda
Descriptor Duncker & Mohr
Year of description 1929
IUCN category LC
Family Acanthuridae
Genus Acanthurus
Acanthurus nigricauda Acanthurus nigricauda

Introduction

Acanthurus nigricauda, commonly known as blackstreak surgeonfish, is a salt water fish.

Who is it?

Morphology

  • Average size
    25 cm
  • Maximum size
    40 cm
  • Shape
    Ovoid
  • Average size
    25 cm
  • Maximum size
    40 cm
  • Shape
    Ovoid

How to recognize the blackstreak surgeonfish ?

The blackstreak surgeonfish measures between 25 and 40 cm. This fish is unicolore with a predominantly gris body.

Behaviour & Life cycle

  • diet
    omnivorous with herbivorous tendency
  • Sociability
    living in a group or alone
  • territorial
    Yes
  • Way of living
    diurnal

The blackstreak surgeonfish is a fish living in a group or alone naturally found near the bottom. This species is omnivorous with herbivorous tendency .

The blackstreak surgeonfish 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. Relationships between conspecifics are also hectic, with each seeking to secure its place. Parrying or even sustained fighting can occur between dominant males.

Reproduction

  • Reproduction
    ovipare qui pond en eau libre

The blackstreak surgeonfish is a fish ovipare qui pond en eau libre.

Risks for humans

  • Venomous
    No

Where to find it?

Where to see this species?

What is its habitat?

Natural environment characteristics

  • Temperature
    23 - 28 °C
  • Depth
    1 - 30 m

Biotope presentation

The blackstreak surgeonfish is most often found at a depth between 1m and 30m. However, it is not impossible to find this species at other depths.

Species of the same biotope

Fishkeeping

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

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

Adrien Falzon

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.

Bibliographic references

APPORTS ONTOGENIQUES ALA PHYLOGENIE DES POISSONS CHIRURGIENS (Famille: Aca.nthuridae) - Brice QUENOUILLE - MNHM - 1996. MÉMOIRES DE STAGE SCIENCES DE LA MER BIOLOGIE MARINE, Michel KULBICK, Nouméa: ORSTOM. Mai 1996. 38 p

The Goldrim Surgeonfish - Brice QUENOUILLE - MNHM - 0. MÉMOIRES DE STAGE SCIENCES DE LA MER BIOLOGIE MARINE, Michel KULBICK, Nouméa: ORSTOM. Mai 1996. 38 p

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Where to see this species?

Species of the same family

Same genus

Species of the same biotope

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