Speckled smooth-hound seabed on the continental shelf at depths of between . Reports of this fish occurring in the Atlantic Ocean off the coast of Argentina are thought to be erroneous, and are likely to refer to the narrownose smooth-hound ("Mustelus schmitti"), another shark that is speckled with white spots. The speckled smooth-hound is ovoviviparous with eggs that develop within the female and hatch into juvenile fish which are about at birth. Litter sizes are typically seven. Along with the humpback smooth-hound ("Mustelus whitneyi") and the spotted houndshark ("Triakis maculata"), this fish is known to local fisheries as "tollo" and is caught
Barak hound gun dog in the 1890s. "Local hunters, wanting to produce an efficient scent hound, developed this breed in the nineteenth century, using the available stock of dogs." The early type of today's smaller Istrian Shorthaired Hound may also have contributed to the Bosnian Coarse-haired Hound. The Bosnian Coarse-haired Hound was first recognised by the Fédération Cynologique Internationale in 1965 under the name of "Illyrian Hound". The name was changed to more accurately describe its area of origin in Bosnia. The breed is in Group 6, Scenthounds, Section 1.1 Large-sized Hounds, and is breed number 155. It is also recognised by