Vessels such as the Loch Ard which was built in 1873, Loch Broom (sunk by German submarine SM U-81, one of the 329 submarines serving in the Imperial German Navy (Kaiserliche Marine) in World War I), and Loch Carron, which was both built in 1885, were all under the Loch Line.
Loch Ard 1873 Loch Broom Four masted barque sold in 1912 to Skibsakties Songdal, Norway and renamed Songdal. She was sunk by German submarine U-81 at position on 2 February 1917 en route to London from Buenos Aires carrying maize. SM U-81 was one of the 329 submarines serving in the Imperial German Navy (Kaiserliche Marine) in World War I. U-81 1885 Loch Carron 1885 
