Introduction: Smoothhounds (Mustelus mustelus) or houndsharks have slender bodies with a long, blunt snout and flattened head. Features include large, well-developed fins and 'pavement-like' teeth in the jaw and large, green eyes. Mustelus means 'weasel' a reference to the absence of spines and dog-like features of the head.
Diet: Crabs, crayfish, eels, hermit crabs, octopus and squid.
Colouration: Greyish-brown above with black spots on the upper flanks. The underside is paler, often appearing white.
Breeding: Litters are of a maximum of 15, born after a gestation period of around 12 months.
Max size: 160cm. Max weight: 27kg.