Atlantic bottlenose dolphins inhabit the tidal estuaries and nearshore waters of coastal Georgia year-round, with pods of eight to twelve individuals regularly observed within three miles of Tybee Island's shoreline. The convergence of the Savannah River and the Atlantic Ocean creates a nutrient-rich zone where dolphins hunt mullet, menhaden, and shrimp in coordinated feeding patterns first documented by marine biologists in the 1970s. These apex predators navigate the region's intricate network of salt marshes and tidal creeks, ecosystems that sustain more than two hundred species of fish and serve as nursery grounds for juvenile marine life. Tybee Island dolphin tour from Savannah operations depart from the barrier island's western shore, where century-old maritime infrastructure once supported commercial fishing and shrimping fleets. Modern eco-cruise vessels carry Coast Guard certification and marine naturalist crews trained in cetacean behavior, tidal hydrology, and Lowcountry ecology. The tours traverse Wassaw Sound and the Wilmington River, following migration corridors used by loggerhead sea turtles, brown pelicans, and roseate spoonbills. Captains adjust routes based on tide schedules, wind patterns, and dolphin sighting reports radioed between vessels throughout the day. The Tybee Island marine environment holds federal designation as critical habitat under the Marine Mammal Protection Act, with seasonal monitoring conducted by the Georgia Department of Natural Resources. Dolphins communicate through a repertoire of clicks, whistles, and echolocation pulses audible to hydrophones mounted on research platforms. Breaching behavior—when dolphins leap clear of the water—occurs most frequently during morning hours when fish schools cluster near the surface. Calves born in late spring remain alongside their mothers for three to six years, learning hunting techniques and social hierarchies within the pod. Savannah's position as a deepwater port has shaped the region's ecology for three centuries, but the estuarine buffer zone remains among the most biodiverse stretches of the southeastern Atlantic coast. The tours operate daily from dawn through late afternoon, with departure windows timed to outgoing tides that concentrate baitfish in predictable channels. Passenger vessels range from open-air pontoon boats to enclosed cabin cruisers, each designed for stable observation platforms in the shallow, fast-moving waters characteristic of Georgia's barrier island passages.