V1 WAS TRAVELING WEST IN BOCA CIEGA BAY. V2 WAS ALSO TRAVELING WEST AND TOWING TWO PERSONS ON INFLATABLE TUBES. V2 MADE SEVERAL CIRCLES AND THEN SLOWED WHEN IT NOTICE A TUBE HAD COME LOOSE. V1 DID NOT EXPECT V2 TO SLOW DOWN AND COLLIDED WITH THE REAR STARBOARD SIDE OF V2. OPERATOR OF V1 HIT HIS CHEST ON THE HANDLEBARS DURING THE INCIDENT AND ALSO COMPLAINED OF LOWER BACK PAINS.; 
TREASURE ISLADN               