Phocaena is a genus of marine mammals commonly referred to as porpoises. However, there are various other synonyms used to describe this species. Some of the popular synonyms include short-finned porpoise, harbor porpoise, small cetacean, and common porpoise. These aquatic mammals are known for their compact and robust body structure, making them a unique addition to the oceanic ecosystem. In addition, their distinctive coloration and whistle-like sounds make for a fascinating spectacle for marine enthusiasts. With their friendly, playful demeanor, Phocaena porpoises are a favorite of many animal lovers, and are an important part of global conservation efforts.