Squaliformes

>> Classification > Squaliformes > Requin savate

Deania calcea - Birdbeak dogfish - Vogelschnabel-Dornhai - Tollo pajarito

Requin découvert par Lowe en 1839.


Morphologie

 


Pas de nageoire anale ;


Dorsales à épines ;

Corps fusiforme avec de grands yeux. 


 
   

 

Caractéristiques
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  Taille Jusqu'à 110 cm.
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  Masse  
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  Nocturne/Diurne  
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  Alimentation Petits poissons osseux et crustacés benthiques.
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  Habitat Il évolue entre 70 et 1 400 m.
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  Distribution
Eaux des trois océans.
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Maturité sexuelle

Atteinte entre 70 et 90 cm pour les mâles et entre 70 et 110 cm pour les femelles.
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Mode de reproduction

Ovovivipare.
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  Période de reproduction  
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  Espérance de vie  
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  IUCN Liste rouge
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Distribution
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Reproduction
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  6 à 12 juvéniles mesurant 30 cm à la naissance.
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Dangers
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  Dangerosité

Aucune.

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  Degré
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  Exploitation humaine Captures occasionnelles à la palangre profonde. Utilisation de son huile hépatique.
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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 Chondrochtyes
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  Sous-classe Elasmobranchii
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  Super-ordre Euselachii
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  Ordre Squaliformes
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  Famille Centrophoridae
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  Genre Denia
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  Espèce Denia calcea
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Photos
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Vidéos
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