Humpback Whale,Megaptera novaeangliae Pectoral Fin Close-up 29 July 2010. baleen whale rorqual species. Fin with with barnacles and water drops and droplets. Whale Watching on the Dos Osos Sub Sea Tours 34’ boat www.subseatours.com/ 805-772-WIND, 29 July 2010, Morro Bay, CA. Blog: whalewatchingsst.blogspot.com/2010/07/rouvaishyanas-log.html Crew: Owner & Captain Kevin Winfield; first-mate Ryan. We saw about four Blue Whales and Dozens of Humpbacks, some very close to the boat. Photo by “Mike” Michael L. Baird, mike {at] mikebaird d o t com, flickr.bairdphotos.com, Canon 1D Mark III, Canon 300mm f/2.8 with with Canon EF 1.4X II Extender Telephoto Accessory, Circular Polarizer, handheld, RAW. To use this photo, see access, attribution, and commenting recommendations at www.flickr.com/people/mikebaird/#credit - Please add comments/notes/tags to add to or correct information, identification, etc. Please, no comments or invites with badges, images, multiple invites, award levels, flashing icons, or award/post rules. Critique invited. Keywords: subseatours,morro bay,whale,whales,whale watching,ocean, whale, 29july2010, Humpback Whale,Megaptera novaeangliae Wiki description at en.wikipedia.org/wiki/Humpback_whale I'm pretty sure this is the Pectoral Fin and not the Dorsal Fin.