North Pacific spiny dogfish shark | 水產百科網

NorthPacificspinydogfishshark.Category:Fish.Commonnames:NorthPacificspinydogfish,Spurdog,Dogshark,Mudshark.Caughtinthecommercial ...

A small coastal shark that typically has a dark brown to grey body with a white belly. Occasionally this species has white spots or mottling on the upper body. Spiny dogfish have a single, prominent, mildly venomous spine at the front of each dorsal fin. This species lacks an anal fin, as do all of its relatives (Squaliform sharks). The snout is long, flattened and pointed. Teeth in both jaws are flat with sharp edges, forming a continuous cutting edge.To 160 cm (5.25 ft) in length but most adults between 61 and 122 cm (2-4 ft)

A temperate shark found throughout the northeast Pacific Ocean, but differentiated from its sister species in the Atlantic Ocean. On the West Coast of North America it ranges from Alaska to central Baja, California. It is a coastal species that is common in shallow bays from Alaska to central California. Spiny dogfish has been...