Below you can find the The one near the mariana islands is the deepest of these long narrow submarine depressions Jeopardy Words Answer. The answer to The one near the mariana islands is the deepest of these long narrow submarine depressions has 8 letters. This clue belongs to the Geology category and is part of Jeopardy Word Level 1546. If you scroll near the bottom you will find other clues and answers part of level 1546