| Answer | Crossword Clue |
|---|---|
| LEAGUE | Ocean depth unit |
| ABYSS | Ocean depth |
| MARIANATRENCH | Location of Earth's greatest ocean depth |
| deeps | generally long and narrow area in the ocean where the depth exceeds 3000 fathoms (5500 meters) |
| inches | (as a unit of rainfall) A quantity that would cover a horizontal surface to a depth of one inch |
| fathoms | A unit of length equal to six feet (approximately 1.8 m), chiefly used in reference to the depth of water |
