A person in his 50s died after entering into problem whereas swimming in Lough Hyne close to Skibbereen in west Cork on Sunday afternoon.
The skilled swimmer is suspected to have had a coronary heart assault whereas swimming with others.
Locals used a defibrillator situated on the pier whereas gardaí, the fireplace service and the Irish Community Air Ambulance have been mobilised
While paramedics attended the scene at about 12.45pm and carried out CPR, he was pronounced useless shortly afterwards.
The man, who’s reported to be an area businessman, was well-known domestically.
The Garda Press Office mentioned his physique has since been taken to the mortuary in Cork University Hospital.