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The spiny dogfish (Squalus acanthias), spurdog, mud shark, or piked dogfish [4] is one of the best known species of the Squalidae (dogfish) family of sharks, which is part of the Squaliformes order. [5] While these common names may apply to several species, Squalus acanthias is distinguished by two spines (one anterior to each dorsal fin) and ...
The spiny dogfish has broken several records in the areas of migration and gestation. This shark tends to be a highly migratory species: one shark was recorded as travelling 8,000 km (5,000 miles) after being tagged in Washington state, United States, and found again later in Japan.
The Pacific spiny dogfish (Squalus suckleyi) is a common species of the Squalidae (dogfish) family of sharks and are among the most abundant species of sharks in the world. This species is closely related to the Spiny dogfish and for many years they were treated as a single species. [ 4 ]
Dogfish sharks: 3 31 Dogfish sharks have two dorsal fins, each with smooth spines, but no anal fin. Their skin is generally rough to the touch. [18] These sharks are characterized by teeth in upper and lower jaws similar in size; caudal peduncle with lateral keels; upper precaudal pit usually present; and a caudal fin without a subterminal notch.
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 ...
Squalus is a genus of dogfish sharks in the family Squalidae.Commonly known as spurdogs, these sharks are characterized by smooth dorsal fin spines, teeth in upper and lower jaws similar in size, caudal peduncle with lateral keels; upper precaudal pit usually present, and caudal fin without subterminal notch.
The northern spiny dogfish (Squalus griffini), also known as the brown dogfish, grey spiny dogfish or Griffin's dogfish, is a marine species of the family Squalidae, found off New Zealand's North Island. The length of the longest specimen measured is 89.9 cm (35.4 in).
The term can describe many species of small shark, including the spiny dogfish (Squalus acanthias), starry smooth-hound (Mustelus asterias), [1] rough-hound (Scyliorhinus canicula) and bull huss (Scyliorhinus stellaris). Rock salmon is consumed in many European countries.