Carcharhiniformes

>> Classification > Carcharhiniformes > Petite roussette

 

Scyliorhinus canicula - Smallspotted catshark - Kleingefleckter Katzenhai - Pintarroja

Requin découvert par Linné en 1758.


Morphologie

 

Corps élancé, museau court, arrondi et aplati ;

 

Des valvules nasales, plus proches l'une de l'autre que celles de la grande roussette, rejoignent sa bouche ;

 

Livrée gris rosâtre à gris-brun finement pointillée de noir et de blanc, même sur les nageoires. Dents petites et pointues avec trois cuspides.
   
   

 

Caractéristiques
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  Taille Jusqu'à 100 cm.
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  Masse 1,3 kilos.
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  Nocturne/Diurne Nocturne.
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  Alimentation Merlans, plies, grondins, gobies, sardines, crabes, crevettes, seiches, encornets.
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  Habitat Benthique, il évolue de la zone interdale jusqu'à 780 m, sur les fonds meubles ou rocheux.
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  Distribution
Atlantique Est.
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Maturité sexuelle

Atteinte entre 40 et 50 cm pour les deux sexes.
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Mode de reproduction

Ovipare.
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  Période de reproduction  
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  Espérance de vie 12 ans.
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  IUCN Liste rouge
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Distribution
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Reproduction
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  1 seul oeuf par oviducte.
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Dangers
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  Dangerosité

Aucune.

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  Degré
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  Exploitation humaine Captures fréquentes à la ligne et au filet. Utilisation régulière pour l'alimentation.
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Particularités
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Classification
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  Règne Animalia
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  Embranchement Chordata
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  Classe Chondrichtyes
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  Sous-classe Elasmonranchii
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  Super-ordre Euselachii
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  Ordre Carcharhiniformes
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  Famille Scyliorhinidae
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  Genre Scyliorhinus
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  Espèce

Scyliorhinus canicula

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Photos
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Vidéos
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