dogfish

n. (Zool.) 1. A small shark, of many species, of the genera Mustelus, Scyllium, Spinax, etc. [ 1913 Webster ]

☞ The European spotted dogfishes (Scyllium catudus, and Scyllium canicula) are very abundant; the American smooth, or blue dogfish is Mustelus canis; the common picked, or horned dogfish (Squalus acanthias) abundant on both sides of the Atlantic. [ 1913 Webster ]

2. The bowfin (Amia calva). See Bowfin. [ 1913 Webster ]

3. The burbot of Lake Erie. [ 1913 Webster ]