Pwllheli, Caernarvonshire. At 12.50 p.m. on ist September, 1965, the coastguard notified the mechanic that a small boat was in difficulties off Carreg-y- Defaid. At 12.54 tne IRB launched in a gentle to moderate northerly breeze and smooth sea. She came up with a dismasted dinghy which had one person on board with only one oar. The dinghy's occupant was unable to make any headway in the prevailing conditions and the dinghy was taken in tow. The IRB returned to her station at 1.27 a.m..