Sean Mc Gahern, 35, plans to break the world record for the worlds longest dive in warm open waters. The dive is due to run from Saturday 24 September until Monday 26 September in aid of the Psoriasis Association. Sean, who suffers from psoriasis, has broken the record before and is hoping to regain the title. Anyone wishing to support Sean can do so at www.seanmcgahern.co.uk