Smooth Dogfish and Similar Species
Mustelus canis
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Open the appSeveral fish can be confused with Smooth Dogfish. Here are the key differences.
Species often confused with {name}
Spiny Dogfish
Squalus acanthias
Key differences: Possesses a sharp spine in front of each dorsal fin and lacks an anal fin. Its skin is rougher due to more prominent dermal denticles.
Dusky Smooth-hound
Mustelus canis insularis
Key differences: A subspecies or closely related species found in the Caribbean. Differentiation often requires detailed morphological or genetic analysis, but M. canis insularis typically has a more slender body and slightly different tooth morphology.
Florida Smooth-hound
Mustelus norrisi
Key differences: Generally smaller, with a more slender body and a slightly different arrangement of teeth. Its range overlaps with M. canis in the southeastern U.S.
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