Squaliformes

>> Classification > Squaliformes > Requin grogneur commun

Scymnodon ringens - Knifetooth dogfish

Requin découvert par Brito Capello en 1864.


Morphologie

 


5 paires de fentes branchiales ;


Nageoires minuscules ;

Tête conique déprimée vers l'arrière.

 

 

 


 

 

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 benthiques.
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  Habitat Il évolue près du fond entre 200 et 1 600 m.
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  Distribution
Des îles britanniques au Sénégal.
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Maturité sexuelle

 
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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 DD
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Distribution
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Reproduction
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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 ou au filet.
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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 Somnosidae
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  Genre Scymnodalatias
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  Espèce

Scymnodalatias ringens

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Photos
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Vidéos
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