rudderfish
| Scientific name | Girella nigricans |
|---|---|
| Descriptor | Ayres |
| Year of description | 1860 |
| IUCN category (World) | LC |
| Family | Girellidae |
| Genus | Girella |
Introduction
Girella nigricans, commonly known as rudderfish, is a salt water fish from the Océan Pacifique Nord Est Tempere Chaud.
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Who is it?
Morphology
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Average size30 cm
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Maximum size50 cm
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Average size30 cm
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Maximum size50 cm
How to recognize the rudderfish ?
The rudderfish measures between 30 and 50 cm. This fish is bicolore with a predominantly argent and beige body.
Behaviour & Life cycle
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dietomnivorous with alguivorous tendency
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Sociabilitygregarious
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territorialNo
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Way of livingdiurnal
The rudderfish is a fish gregarious naturally found at mid-depth. This species is omnivorous with alguivorous tendency .
n general, this species does not care much about other animals crossing its path.
Reproduction
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Reproductionovipare qui pond en eau libre
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Migratory speciesYes
The rudderfish is a fish ovipare qui pond en eau libre.
Harmless species
This species does not represent any particular threats to humans when encountered in its natural environment.
Where to find it?
Conservation status of populations (IUCN)
Where to see this species?
What is its habitat?
Natural environment characteristics
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Temperature15 - 24 °C
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Depth2 - 30 m
Biotope presentation
The rudderfish is most often found at a depth between 2m and 30m. 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.
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
Age and Growth of Two Herbivorous, Kelp Forest Fishes, the Opaleye (Girella nigricans) and Halfmoon (Medialuna californiensis) - Jessica J. Bredvik - Christiana Boerger - Larry G. Allen - Southern California Academy of Sciences - 2011.
Geographic Variation in the Diet of Opaleye (Girella nigricans) with Respect to Temperature and Habitat - Michael D. Behrens - Kevin D. Lafferty - PLOS One - 2012. 7(9): e45901. doi:10.1371/journal.pone.0045901
Where to see this species?
Scientific partners
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