THANK YOU MARK CARWARDINE FOR writing your article in the September issue in response to the revenge theory that has been promoted so absurdly in relation to the recent orca attacks on small boats in Europe.
Since both sail and power boats have had their rudders targeted by orcas, my hypothesis has been that something about the rudder and propeller is enticing the playful behaviour. Perhaps when the prop is spinning, the motion of the water excites the orcas and makes them think the boats want to play. Regardless, maybe it’s the fragility of modern
