Orca slices through smooth water near San Juan Island in Washington. I can't recall if this was a member of K Pod, or a lone male from L Pod who was hanging out with the Ks. Will have to look up the markings to see if I can figure it out.
(Taken on trip with Ocean Ecoventures in Cowichan Bay, Vancouver Island, B.C.)
NOAA's Marine Mammal Viewing Guidelines (whale viewing distance is now 200 yards in Washington State)