As a member of NATO the navy of the Netherlands has five submarines the 'Zeehond' visits Dublin..

Lieutenant Commander Van Der Sluis describes life on board the 'Zeehond' which was built in 1960. The crew of seventy one is young with a maximum age of 35 and work 14 to 16 hours a day. After the age of 35 the crew members move on to service ships.

At just 18 metres long, there is not much space on board crew members who live in a very confined environment. 

Lieutenant Commander Van Der Sluis says the 'Zeehond' is more or less equipped for battle and armed with with torpedoes. 

An RTÉ News report broadcast on 7 November 1986. The reporter is Colm Murray.