Gulf smooth-hound Gulf smooth-hound The Gulf smooth-hound ("Mustelus sinusmexicanus") is a houndshark of the family Triakidae, found on the continental shelves of the tropical western central Atlantic. The reproduction of this houndshark is placental viviparous. The Gulf smooth-hound shark is a type of shark that comes from the Triakidae family. It has a long slender body, a plain grey/brown dorsum, pale/white ventrum and a large and rounded dorsal fin. The fins have a pale to white trailing margin fading towards adulthood. The caudal fin is deeply notched; its teeth are flat and pale. This type of shark can be found in the
Speckled smooth-hound by artisan fishermen using gill nets. Landings in Chile peaked in 1989 at around 1300 tons but have since dwindled to less than 200 tons a year, with fish stocks declining and a transfer of the fisheries to targeting rays. In 2001, the Peruvian authorities introduced a minimum size requirement of for tollo. The speckled smooth-hound is assessed by the IUCN as being "near threatened" on the basis of its past over-fishing. This assessment may be raised to a more-threatened category if intensive fishing resumes. Speckled smooth-hound The speckled smooth-hound ("Mustelus mento") is a houndshark of the family Triakidae. It