Bottlenose Dolphin (Tursiops truncatus) was chosen for the Release to Tide series Cortada created for CLEER (see http://cortada.com/2015/WaterSCCF) because its natural charisma. The local dolphin population in Florida’s Sanibel / Captiva area stays in the bay and near-shore waters year-round. Why migrate if you have what you need? It has been determined through dorsal fin photo identification that 300-400 dolphins live, feed, breed and play in the upper Pine Island Sound area.