Related Clues:

• Regatta propellers
• Rowing tool
• Dinghy pair
• Rowboat need
• Row a boat
• Rowboat blade
• It makes waves
• Gear for a trireme
• Paddle kin
• Argo's array
• Implement at Henley
• Use it to make waves
• Regatta contestant
• Shell contents
• Crew's control?