 There are occasional sightings of one of the most critically endangered whale species, North Atlantic right whale.Several other whale species can also be seen here including the sperm whale, beluga, orca, pilot whale, White-beaked dolphin, Atlantic white-sided dolphin, common dolphin, bottlenose dolphin, Risso’s dolphin, harbor porpoise, blue whale, and sei whale.Stellwagen Bank owes much of its existence to the last major ice age.