HMS
Onyx (S21) pictured in the East Float, Birkenhead on
28th August 19981967 / 2,030t disp.
Built by
Cammell Laird & Co., Birkenhead (1319)
Oberon class submarine formerly operated by the
Royal NavyWithdrawn from service in 1991. Subsequently sold to the Warships Preservation Trust.
Sold for scrapping, arriving at Rosneath in 2014