FPV Nerissa is a 17m catamaran, based in Ramsgate who normally goes to sea with a crew of four. She was brought into service in January 2017 and is able to carry out a range of enforcement and research work throughout the District. Her cruising speed is 18 knots although she can reach 25 knots if necessary.
Nerissa has a 5.4m standalone RIB called Nereus which can be launched from its ramp in various sea conditions to carry out boardings of fishing vessels. Nereus can take a crew of up to three and is also used independently from Nerissa to carry out patrols