Paterson Inlet

Paterson Inlet / Whaka a Te Wera
Paterson Inlet as seen from Observation Rock in Oban. Iona Island is visible just off shore.
LocationStewart Island, New Zealand
Coordinates46°56′24″S 168°05′27″E / 46.94000°S 168.09083°E / -46.94000; 168.09083
TypeRia
EtymologyWhaka a Te Wera after Te Wera, a local chief. Paterson Inlet has unclear origins.
River sourcesRakeahua River, Freshwater River, Tolson River
Basin countriesNew Zealand
Max. length16 kilometres (9.9 mi)
Max. width6.3 kilometres (3.9 mi)
Surface area100 square kilometres (39 sq mi)
Max. depth45 metres (148 ft)
IslandsAround 20 islands, including Ulva Island, Native Island, and Bravo Island
Sections/sub-basinsBig Glory Bay, South West Arm, North Arm

Paterson Inlet (officially Paterson Inlet / Whaka a Te Wera) is a large natural harbour—specifically a ria—in the eastern coast of Stewart Island, New Zealand. Much of the land surrounding Paterson Inlet is unspoilt forest, and runoff into the harbour is especially clean.