| Answer | Crossword Clue |
|---|---|
| SCUTTLE | Send to the ocean bottom |
| SINK | Send to the bottom |
| TORPEDO | Send to the bottom |
| SCUTTLE | Send to the bottom |
| hadal | of or pertaining to the biogeographic region of the ocean bottom below the abyssal zone |
| bathyal | of or pertaining to the biogeographic region of the ocean bottom between the sublittoral and abyssal zones: from depths of approximately 660 to 13,000 ft. (200 to 4000 m) |
| abyssal | of or pertaining to the biogeographic zone of the ocean bottom between the bathyal and hadal zones: from depths of approximately 13,000 to 21,000 ft. (4000 to 6500 m) |
