Orielton Lagoon

Orielton Lagoon
Part of a flock of bar-tailed godwit at Orielton Lagoon
Orielton Lagoon Location in Tasmania
Location	South east Tasmania, Australia
Coordinates	42°47′24″S 147°31′48″E / 42.79000°S 147.53000°E / -42.79000; 147.53000Coordinates: 42°47′24″S 147°31′48″E / 42.79000°S 147.53000°E / -42.79000; 147.53000
Type	Dystrophic lagoon
Basin countries	Australia
Designation	Ramsar site Pitt Water Nature Reserve
Surface area	265 hectares (650 acres)
Average depth	1.3 metres (4 ft 3 in)

The Orielton Lagoon is a shallow dystrophic lagoon located west of Sorell in south east Tasmania, Australia.

The lagoon is 265 hectares (650 acres; 1.02 sq mi) in area and averages 1.3 metres (4 ft 3 in) in depth, separated from Pitt Water by the Sorell Causeway. It is a RamsarWetland, providing habitat for migratory shorebirds and regionally significant flora and fauna. The lagoon is part of the South Arm Important Bird Area (IBA), identified as such by BirdLife International because of its importance for the conservation of pied oystercatchers and of the migratory waders, or shorebirds, of the East Asian – Australasian Flyway.