Cartiligeous SpeciesSharksSpecies ID Blackmouthed Dogfish by David Proudfoot May 27, 2013 written by David Proudfoot The black-mouthed dogfish is a small member of the shark family and has the typical shark shape. It has two small, equally sized dorsal fins and a large upper lobe … Continue Reading May 27, 2013 0 comments 0 FacebookTwitterPinterestEmail