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HMS Brocklesby (M33)
Organisation / Units & Squadrons

HMS Brocklesby (M33)

As a Mine Counter-Measures Vessel (MCMV), HMS Brocklesby’s role is simple: to detect and destroy enemy mines.


HMS Brocklesby is a Hunt Class mine counter-measures vessel. As the name suggests, her primary purpose is to seek out and neutralise enemy mines using Sonar technology and a combination of highly trained Mine Clearance Divers and the Seafox unmanned underwater vehicle. Brocklesby’s glass-reinforced plastic hull – one of the largest of its kind – helps protect her from mines.


The primary purpose of HMS Brocklesby is to seek out and neutralise enemy mines, in addition to her mine counter-measures activities, HMS Brocklesby has a secondary role as an offshore patrol vessel, undertaking coastal patrol duties around the UK and abroad.

Hunt Class


Made up of six officers and 39 ratings, the crew of HMS Brocklesby includes Engineers, Divers, Mine Warfare Specialists and more. Together, their roles and responsibilities include:

  • Mine detection
  • Mine clearance
  • Operating weaponry
  • Operating the Seafox unmanned underwater vehicle
  • Offshore patrols
  • Humanitarian support
  • Disaster relief

Unit history

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