A lack of an anal fin and the two spines on its dorsal fins are what you can use to identify the Spiny Dogfish (Squalus acanthias). It is common throughout the world, but mostly in temperate shallow waters. It is also called mud shark, piked dogfish, or spurdog. Other features include a long, slender body, pointed snout, large eyes, and brown coloration on the upper part of the body but pale underneath. The upper part of the body also has rows of white spots. The Spiny Dogfish is an aggressive migratory fish, hunting squid, crab, jellyfish, and shrimp in packs. These bottom dwellers are ovoviviparous and often caught in commercial fishing.
Spiny Dogfishs have a total length between 24”-42” (61-107 cm) and body width of 3.1”-5.5” (8-14 cm). The typical weight of the Spiny Dogfish is in the range of 8-22 lb (3.6-10 kg). Spiny Dogfishs have lifespans between 30-40 years.
A lack of an anal fin and the two spines on its dorsal fins are what you can use to identify the Spiny Dogfish (Squalus acanthias). It is common throughout the world, but mostly in temperate shallow waters. It is also called mud shark, piked dogfish, or spurdog. Other features include a long, slender body, pointed snout, large eyes, and brown coloration on the upper part of the body but pale underneath. The upper part of the body also has rows of white spots. The Spiny Dogfish is an aggressive migratory fish, hunting squid, crab, jellyfish, and shrimp in packs. These bottom dwellers are ovoviviparous and often caught in commercial fishing.
Spiny Dogfishs have a total length between 24”-42” (61-107 cm) and body width of 3.1”-5.5” (8-14 cm). The typical weight of the Spiny Dogfish is in the range of 8-22 lb (3.6-10 kg). Spiny Dogfishs have lifespans between 30-40 years.
