They were paddling so fast, that the canoe seemed to go right up on the shore. The UFO was moving around over the water, and suddenly 'imploded', reappearing at intervals as it raced off into the sky. This gave the effect of a strobed object, except that it also changed like the phases of the moon as it left, similar to the multiple exposures of an eclipse. The blue beam was still on and illuminated first the front and then the rear of some altocumulus clouds (they form typically at