A body was recovered from the water near the Poolbeg Lighthouse following a joint operation from gardai and the Coast Guard last week.
The incident happened on April 5 at the Great South Wall. The Dun Laoghaire Coast Guard and RNLI Dun Laoghaire Lifeboat Station attended the scene following a request from gardai.
The Dun Laoghaire Coast Guard said on Twitter: "Team requested to assist Gardai with reports of a casualty in the water off Poolbeg lighthouse.