Her initial duties included training, ceremonial visits and fishery patrols.

In addition, civilian aircraft are used in many countries for border surveillance, fishery patrols or the prevention of smuggling and illegal migration.

The police have a Pacific-class patrol boat ('Te Mataili') provided by Australia under the Pacific Patrol Boat Program for use in maritime surveillance and fishery patrol.

She is mostly used for fishery patrol off Newfoundland and Labrador.

Commissioned in 1985, she is used for fishery patrol.

Her duties included providing medical services, search and rescue, maintaining aids to navigation, fishery patrols, and attempts to enforce Prohibition regulations.

Fly, Flirt, Boxer, and Pert each spent a commission on fishery patrol on the Grand Banks of Newfoundland.

Whilst in Astoria, Oregon she performed search and rescue, law enforcement, firefighting, fishery patrol, oceanographic surveys, and salvage duties.

The helicopters were used primarily for fishery patrol, shipboard support and coastal Search & Rescue (SAR) missions.

'He would have been so determined that no one should accuse him of favouring his son that I'd probably still be a lieutenant commanding a cutter, probably on the fishery patrol off Newfoundland.'