Related Clues:

• Voyager or Pathfinder, e.g.
• Nautical measure of depth
• Unit of depth - comprehend it
• Measure of depth, 6 ft.
• A measure of six feet in depth
• Nautical measure of six feet
• Question or examine thoroughly
• Nautical depth of six feet
• Sea depth of six feet
• Unit of six feet in measuring depth of water
• Unit of measurement for water depth
• It's six feet deep
• Measure of depth in water
• About six feet of water depth
• About six feet of water