Ships try to avoid sinking, submarines sink on purpose...
2,439 ships
2,439 ships
Sinking ships; exploring the depths.
Ships would form a convoy in an attempt to reduce their vulnerability to enemy submarines.
Merchant Ships
Michael DiMercurio has written: 'Barracuda Final Bearing' 'Phoenix sub zero' -- subject(s): Submarines (Ships), Naval battles, Fiction 'Attack of the Seawolf' -- subject(s): Fiction, Submarines (Ships), Naval battles 'Barracuda' -- subject(s): Protected DAISY 'The complete idiot's guide to submarines' 'Seawolf' 'Voyage of the Devilfish' -- subject(s): Submarines (Ships), Fiction 'Threat vector' -- subject(s): Fiction, Submarine combat, Submarines (Ships) 'Piranha'
They caused anxiety and sink ships.
54
food to the central power
They were used by submarines to navigate when not in open waters, They were also used by submarines and anti-submarine ships to locate enemy submarines.
sink allied supply ships to England
'42-'44