Related Clues:

• Flat floaters
• Easily tipped crafts
• White-water carriers
• Floating platforms
• River floats
• Large quantities
• River transports
• Balsa vessels, e.g.
• Boundary Waters' vessels
• Uses a paddle, perhaps
• Whitewater transportation
• Rapids transits
• Campers' craft
• Rides the white water
• Castaways' creations