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Squalidae, more commonly known as dogfish, dog sharks, or spiny dogfish, [3] are one of several families of sharks categorized under Squaliformes, making it the second largest order of sharks, numbering 119 species across 7 families. [4]
Dogfish are a number of species of sharks in the Squalidae family. They have venomous spines, something that no other shark species have. While there are quite a few different species of this shark, the most well-known species is the spiny dogfish.
Dogfish are small, bottom-dwelling sharks that live along the Atlantic coast. The spiny dogfish fishery operates from Maine to Florida. The fishery uses predominantly bottom gillnets, with lesser amounts caught by trawls and hook gear.
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]
Dogfish are bottom-dwelling sharks that can be found near coasts around the world. They are known to migrate long distances. One shark was recorded swimming all the way from the state of Washington to Japan.
The spiny dogfish (Squalus acanthias), spurdog, mud shark, or piked dogfish is one of the best known species of the Squalidae (dogfish) family of sharks, which is part of the Squaliformes order. Show More
Species: acanthias. Common Names. English language common names include spiny dogfish, blue dog, common spinyfish, darwen salmon, dogfish, grayfish, Pacific dogfish, piked dogfish, rock salmon, spiky dog, spotted spiny dogfish, spring dogfish, spur dogfish, spur dog, victorian spotted dogfish, white-spotted dogfish, and white-spotted spurdog.
Identification Numbers. Working with others to conserve, protect and enhance fish, wildlife, plants and their habitats for the continuing benefit of the American people.
Dogfish, (order Squaliformes), any of several small sharks making up an order of chondrichthyian fishes composed of the families Centrophoridae (gulper sharks), Dalatiidae, Echinorhinidae, Etmopteridae, Oxynotidae, Somniosidae, and Squalidae. In North America the name is also used for a freshwater.
Cuban dogfish. Photo © George Burgess. Squalus cubensis. This slender, schooling shark prefers deeper, warm waters of the Western Atlantic where it eats smaller bony fish and invertebrates and can grow to around 76.2 cm (30 in) long (Compagno et al., 2005).