Related Clues:

• They're fleet, but not of foot
• Six in a sane setting at sea
• Antonio's vessels from ancient city that is to south
• Greek voyager shouted: 'Seize the merchant ships'
• Combatants at Trafalgar
• Nissan SUVs
• Military fleets
• War fleets
• Battlers at sea
• Large fleets
• Seagoing forces
• Blockade makers
• A jolly girl's joining the fighting ships
• Merchant vessels given sign, about to turn south
• Died when a military college brought over task forces