There search for the two remaining crew members of Rescue 116 continues today with over 100 boats joining in the search.
The extensive search which resumed this morning with rescue teams form the entire North West.
According to reports the search will include search and rescue units from member clubs of the Irish Underwater Council (IUC) along with the RNLI and Coast Guard crews.
The IUC also have 14 teams from around the country along with 18 Rigid Inflatable Boats (RIBs) and over 70 members trained professionals.
The search will also include RNLI lifeboats from Ballyglass, Achill, Sligo, Bundoran and Arranmore, and the Killybegs and Killala Coast Guard.
The search continues almost a month after the rescue helicopter went down on a routine rescue mission.