The patrol headed out early yesterday to support the marathons being run along the Purbeck Coast.
Having seen about 500 competitors through Anvil Point they headed to Studland where they were flagged down to a person having chest pains.
With an Ambulance on the way they provided first aid until it arrived.
Earlier in the week the team were called to Dancing Ledge after some clothing was located on one of the ledges. Joined by colleagues from St Albans the area was searched but nothing further was located or anyone reported missing.