We waited at the SE entrance to the Corryvreckan for 1.5hours after slack water, to let the east going ebb tide build up a little bit. We then launched into a counter eddy, which took us back west at 10.8km/hr into the Corryvreckan again.We were passed by a west going yacht, motoring at full belt on top of the 10.8km/hr of the eddy. It was really nice to see its single handed skipper displaying