Related Clues:

• McBean's concern
• Galley movers
• Outrigger accessory
• Boat propeller?
• Fishing needs, maybe
• Coxswain's teammates
• Something in the water
• Rowing device
• Rower's requirement
• Stroke maker
• Thames pullers
• Galley tools
• They make waves when used properly
• They're in galleys
• Canoe propeller