Diamantina Deep
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Diamantina Deep Is the deepest point of the Indian Ocean and is located in the Diamantina Trench south west of Perth, Western Australia.
A survey in 1961 by the Australian oceanographic survey ship HMAS Diamantina confirmed the bathymetry as well as conducting a scientific survey. The trench was named after HMAS Diamantina
It is located about 1 125 km West-South-West of Perth at 35°S and 104°E. and has been measured at 8,047 metres (26,401 feet) deep.