Survey vessels of the Royal Navy

1858 Pearl-class corvette

1956 icebreaker

Merchant ship used in Arctic exploration

1991 icebreaker that served as the Royal Navy ice patrol ship

ship built in 2001

1856 Cruizer-class screw sloop

1932 survey vessel

1809 Aid-class storeship

1936 Bittern-class sloop

ship built in 1986

1795 survey vessel

1878 Doterel-class screw sloop

1872 survey vessel

ship built in 1997