Somes sounds mix from the sea , ballast blow, door closing, transient, biological and at 2min, you can ear an patrol airplane turboprops and the 3 alarms sounds:
http://openppc.free.fr/ZSM/Sons/bios...tebaleines.wma
Real torpedo fire (from the torpedo start to explosion) about 55sec:
http://openppc.free.fr/ZSM/Sons/Torpille,explosion.wma
(if the torpedo sound didn't load, copy the URL on your browser and save as the file
http://openppc.free.fr/ZSM/Sons/ )