Dogfish sharks [Squalus]

Description

Squalus is a genus within the family Squalidae, known for the species commonly referred to as dogfish sharks. These sharks are characterized by their two dorsal fins, each with sharp, venomous spines. They have sleek, streamlined bodies, allowing for swift movement in the water. Dogfish sharks are found in oceans worldwide, from shallow to deep waters. They are opportunistic feeders, preying on smaller fish, cephalopods, and crustaceans. Squalus species are important to both commercial fishing and scientific research due to their abundance and diverse habitats.