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Where is the Okinawa Trough located?

Created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.
Physical map of the East China Sea, South China Sea, and Yellow Sea, showing surrounding countries, major cities, and maritime boundaries. The map highlights sea depths with color shading, features such as the Macclesfield Bank and Philippine Trench, and includes a locator inset for regional context.
East China Sea

The Okinawa Trough is located within the East China Sea, where it extends alongside the Ryukyu Islands. It represents the deeper portion of the sea, characterized by a large section reaching depths greater than 3,300 feet (1,000 metres) and a maximum depth of 8,912 feet (2,716 metres).1