 In Scotland, when constructed with a main "dipping" lug sail and a mizzen "standing" lug sail, such vessels are known as fifies, "sailing fifies", or "herring drifters"; they were often used for herring fishing.A small ship, fore-and-aft rigged on its two masts, with its mainmast much taller than its mizzen and with or without headsails.The mizzen mast is located aft of the rudderpost, sometimes directly on the transom, and is intended to help provide helm balance.