Boundary Island (Western Australia)
# Boundary Island (Western Australia)

Boundary Island (32°34′15″S 115°42′38″E﻿ / ﻿32.57083°S 115.71056°E﻿ / -32.57083; 115.71056) is located in the Peel Inlet section of the Peel-Harvey Estuarine System, just south of Mandurah, Western Australia, about 80 km (50 mi) south of Perth.

