Across
- 2. developed by william beebe
- 6. Spanish explorer
- 11. american naval officer
- 14. was made of watertight canvas
- 15. first to map the gulf stream
- 16. first explorer to discover America
- 18. French explorer
- 19. developed by edward haley
Down
- 1. Italian explorer
- 3. autonamous underwater vehicle
- 4. English explorer
- 5. Portugues explorer
- 7. is an untethered and manned submersible
- 8. Sweeden and Denmark
- 9. british explorer
- 10. is used in dives of 600m
- 12. a refitted british warship
- 13. remote operated vehicle
- 17. self contained underwater breathing apperatus