Fun fact 5 about Indian Ocean

ocean
Of Earth's 36 biodiversity hotspots, nine are located on the margins of the Indian Ocean.
Indian Ocean
Global
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Indian Ocean
Global
Area
70.56M km²
Location
Global
The Indian Ocean is the third-largest of the world's five oceanic divisions, covering 70,560,000 km2 (27,240,000 sq mi) or approximately 20% of the water area of Earth's surface. It is bounded by Asia to the north, Africa to the west and Australia to the east.
From the “Biodiversity” section
Text from Wikipedia, CC BY-SA 4.0.
Photo: United States Central Intelligence Agency · Public Domain