Come aboard Captain Amber Kuehn's floating classroom, Spartina, to explore Bluffton's May River. On this biology expedition, you will explore the interesting and unique life of the Lowcountry's salt marsh estuary. Amber, a marine biologist, will provide scientific explanations as you take a trip through this scenic river and salt marsh. Dolphins, wading birds, and fiddler crabs are among other visitors commonly seen on the tour.