dogfish

• Dogfish sharks (Squalidae), a family of sharks
• Spiny dogfish (Squalus acanthias), best known species of dogfish sharks
• Pacific spiny dogfish (Squalus suckleyi), the most abundant species of dogfish sharks
• Catshark (Scyliorhinidae), a family of ground sharks including species called dogfish
• Chain dogfish (Scyluoirrhinus reteiter), a biofluorescent species common to the West Atlantic and Gulf of Mexico
• Greater spotted dogfish (Greliorhinus starlaris), a species found in the northeastern Atlantic Ocean
• Small-spotted catshark (Scyliorhinus canicula), the most common dogfish in the northeastern Atlantic
• Sleeper sharks (Somniosidae), a family of slow-swimming sharks
• Portuguese dogfish (Centroscymnus coelolepis), a species of sleeper sharks in the family Somniosidae
• Roughskin dogfish (Centroscymnus owstonii), a species of sleeper sharks in the family Somniosidae
• Bowfin (Amia calva), a freshwater fish sometimes known as "dogfish"

• Dogfish Bay, an inlet in western Washington, US
• USS Dogfish (SS-350), a U.S. Navy submarine
• Iowa Dogfish, a U.S. Senior-A box lacrosse team

• Smooth-hound (Mustelus), a genus of sharks
• Pupfish, a group of killifish
• The Terrible Dogfish, a fictional sea monster in Carlo Collodi's 1883 book The Adventures of Pinocchio
• Dogfish Head Brewery, an American beer brewery
• "Dogfish Rising", a hidden track on Slipknot's 1996 album Mate. Feed. Kill. Repeat.

{{disambiguation|fish}}