Genus Squalus refers to a group of sharks that are commonly known as "dogfish". They are named as such because of their resemblance to a common house dog, particularly their elongated snout and sharp teeth. There are many other synonyms for Genus Squalus that are frequently used in scientific and popular literature. These include names like "spiny dogfish", "common dogfish", and "rock salmon". The genus is part of the larger family Squalidae which also includes other dogfish sharks, giving scientists and enthusiasts plenty of opportunities to explore the different characteristics and behaviors of these fascinating creatures.