Across
- 2. Combining OBN, Streamer, Land and Borehole (6)
- 4. Survey’s spatial design (8)
- 5. Multiplicity of coverage (4)
- 6. Direction off the line (9)
- 8. Source–receiver spacing (6)
- 10. Marine cannon of compressed bubbles (6)
- 13. Shaker signal glide (5)
- 14. Terra ear (8)
- 18. Seismic Shake Maker (8)
- 21. Origin of seismic energy (6)
- 22. Seismic CDP collector (3)
- 23. Extent of Seismic Array (6)
- 24. Band of seismic lines (5)
- 28. Set from a single shot, capture and store data (6)
- 29. Single seismic 2D slice (7)
- 31. Traces added up (5)
- 33. Independent recording unit (4)
- 34. Linear sensor connector (5)
- 36. ACTeQ founder (7)
- 38. Independent survey design company (5)
- 39. Distance below surface (5)
- 40. Spacing between points (8)
Down
- 1. Extent of data collected (8)
- 3. Direction along the line (6)
- 7. Seismic vessel follower (8)
- 9. Marked spot for a blast (9)
- 11. Signal receptor (8)
- 12. Weighted Path Optimization (3)
- 15. Active reception area (5)
- 16. Ring-shaped zone named after a French physicist (7)
- 17. 3D ray tracing software (8)
- 19. Compass bearing (7)
- 20. Liquid pressure converter (10)
- 25. Capture opening of array reach (8)
- 26. Survey design and optimization software package (9)
- 27. One seismic wiggle (5)
- 30. Network of regularly spaced collectors (4)
- 32. Vertical seismic image (7)
- 35. Adequately Constructed Time (3)
- 37. Wiggles grouped together (6)