Family PHOCOENIDAE (PORPOISES)
• Small, relatively robust but slender porpoises with short and poorly defined beaks; small spade-shaped teeth.
• 120-240 cm.
• All oceans and some rivers in East and South Asia.
• Shoreward of the continental shelf, mostly shallow waters less than 180 m deep; two species occur in deep, oceanic waters (hundreds to thousands of meters deep), and two in rivers.
• 3 genera, 7 species, 11 taxa.
• 1 species Critically Endangered, 2 Vulnerable; none Extinct since 1600.