Poseidon

Nautilus Minerals completed the world's first commercial seafloor electromagnetic survey of copper-gold massive sulphides at its Solwara 1 project in Papua New Guinea.

Nautilus Minerals completed 92 drill holes at its Solwara 1 seafloor massive sulphide project in Papua New Guinea, with results due by year end 2007.

Nautilus Minerals reported a $6.2-million US net loss for Q2 2007 while advancing seafloor massive sulphide exploration in Papua New Guinea.

Nautilus Minerals Inc. will move its common shares from the TSX Venture Exchange to the Toronto Stock Exchange effective Friday, Aug. 24, 2007.

Nautilus Minerals reports it is debt free with approximately C$289 million in cash as of July 31, 2007, while its Solwara 1 exploration program is about 80 per cent complete.