Triakidae

smooth dogfish

Mustelus canis

Schools patrol the bottom for crabs and lobsters

• Tropical
• Northern Hemisphere
• Regional distribution
• Atlantic Ocean
• Central America and the Caribbean
• North America
• South America
• Elongated
• Large
• Tropical fish

The dusky smooth-hound (Mustelus canis), also called the smooth dogfish or the dog shark, is a species of houndshark in the family Triakidae. This shark is an olive grey or brown in color, and may have shades of yellow or grayish white. Females live to 16 years and males have a lifespan of 10 years.