[1] Much effort has been expended in making them quiet to reduce crew fatigue; their engines are raft-mounted, decks throughout the ships are of a floating type, and their compartments are constructed on a box-within-a-box principle.

Vigilant seized an estimated 300 kg of cocaine off the south coast of the Isle of Wight in gale-force conditions during 2010.

Three people were arrested on the fishing vessel Galwad-Y-Mor (SU116) in Yarmouth, and were charged with conspiracy to import cocaine into the UK.

Searcher's fast patrol intercepted and boarded a Dutch yacht, which was escorted into Newhaven Harbour, and four men were arrested, tried, convicted, and sentenced to prison.

[7] Interceptions and boarding by all customs cutters—no more detailed information is available—increased steadily from 514 in 1999–2000 to 1,981 in 2008–09[8] On 27 October 2021 it was announced in the Autumn Budget and Spending Review that £74 million of capital funding had been allocated to replace the five cutters plus six coastal patrol vessels.