three-spined stickleback
| Scientific name | Gasterosteus aculeatus |
|---|---|
| Descriptor | Linnaeus |
| Year of description | 1758 |
| IUCN category | LC |
| Family | Gasterosteidae |
| Genus | Gasterosteus |
Introduction
Gasterosteus aculeatus, commonly known as three-spined stickleback, is a fresh water fish.
Who is it?
Morphology
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Average size4 cm
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Maximum size10 cm
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Longevity4 year
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Average size4 cm
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Maximum size10 cm
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Longevity4 year
How to recognize the three-spined stickleback ?
The three-spined stickleback measures between 4 and 10 cm. This fish is bicolore with a predominantly bleu and argent body.
Behaviour & Life cycle
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dietcarnivorous
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Sociabilityliving in small groups
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territorialNo
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Way of livingdiurnal
The three-spined stickleback is a fish living in small groups. This species is carnivorous .
Although the three-spined stickleback is non-territorial, it is sometimes aggressive towards other species.
Reproduction
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Reproductionovipare qui pond sur substrat découvert
The three-spined stickleback is a fish ovipare qui pond sur substrat découvert.
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
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Temperature4 - 20 °C
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pH (acidity)6 - 7
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gh (hardness)1 - 6
Biotope presentation
The three-spined stickleback is most often found at a depth between 0m and 1m. However, it is not impossible to find this species at other depths.
To go further
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.
Patrick 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.
Bibliographic references
Les Poissons d'eau douce de France - Eric Feunteun - Jean Allardi - Philippe Keith - Biotope Edition - 2011. Collection Inventaires & Biodiversité, publication scientifique du Muséum
Where to see this species?
Tags
Species of the same biotope
Scientific partners