In this body of water are the Emperor Seamounts and the Chinook Trough.
In this body of water are the Emperor Seamounts and the Chinook Trough. The Ryukyu Trench lies in it, and its islands include Pitcairn Island and Wake Island. Its deepest point is Challenger Deep, which is in the Marianas Trench. Melanesia and Micronesia are island groups in, for 10 points, what ocean that contains Tonga, Fiji, and Guam?
In this body of water are the Emperor Seamounts and the Chinook Trough.
Pacific Ocean [do not accept or prompt on more specific answers]