Finding : Sydney 's captain , senior officers likely to have died in first salvo . Comment: German vessel , the Kormoran , was made to look like a cargo ship . Both ships went down ; more than 300 on Kormoran survived ; wrecks found last year .
Finding : Sydney 's captain , senior officers likely to have died in first salvo . Sinking of Sydney II and loss of crew of 645 was Australia 's worst naval disaster . German vessel , the Kormoran , was made to look like a cargo ship . Both ships went down ; more than 300 on Kormoran survived ; wrecks found last year .