nilsson's pipefish

Scientific name Syngnathus rostellatus
Descriptor Nilsson
Year of description 1855
IUCN category LC
Family Syngnathidae
Genus Syngnathus
Syngnathus rostellatus Syngnathus rostellatus


Syngnathus rostellatus, commonly known as nilsson's pipefish, is a salt water fish from the Eastern Cold Atlantic Ocean.

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Who is it?


  • Average size
    15 cm
  • Maximum size
    18.5 cm
  • Average size
    15 cm
  • Maximum size
    18.5 cm

How to recognize the nilsson's pipefish ?

The nilsson's pipefish measures between 15 and 18.5 cm. This fish is unicolore with a predominantly vert and marron body.

Behaviour & Life cycle

  • diet
  • Sociability
  • territorial
  • Way of living

The nilsson's pipefish is a fish solitary naturally found near the bottom. This species is carnivorous .

n general, this species does not care much about other animals crossing its path.


  • Reproduction

The nilsson's pipefish is a fish ovipare. This fish protects its eggs from nearby predators.

Harmless species

This species does not represent any particular threats to humans when encountered in its natural environment.

Where to find it?

What is its habitat?

Natural environment characteristics

  • Temperature
    8 - 22 °C
  • Depth
    0 - 15 m

Biotope presentation

The nilsson's pipefish is most often found at a depth between 0m and 15m. However, it is not impossible to find this species at other depths.

Immersion au cœur du biotope

  • Syngnathus rostellatus

Species of the same biotope


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.

Adrien Falzon

Adrien Falzon

Benoit Chartrer

Benoit Chartrer


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

Same genus

Species of the same biotope

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