Blanche Harbour is a natural harbour between Mono Island and Stirling Island [1] of the Treasury Islands archipelago, located in the Western Province of Solomon Islands, at 7°24′S 155°33′E / 7.4°S 155.55°E.
Blanche Harbour is a natural harbour between Mono Island and Stirling Island [1] of the Treasury Islands archipelago, located in the Western Province of Solomon Islands, at 7°24′S 155°33′E / 7.4°S 155.55°E.