porpoising harbor porpoise
Bellingham Bay, Washington State. Anyone who has tried to photograph these small cetaceans (4.6-6.2 ft) knows how rarely one sees a head out of water. Usually all one sees is a fin and part of the back quickly arching in and out of the water.
© 2013 Andrew A Reding. Comments (including corrections) invited. Photographed RAW, so customizable. Photos are reduced; check my profile page for information on use of full-size originals.