The Phosphate Dock is a popular scuba diving and snorkeling site located on the southern tip of Boca Grande Pass, just off the coast of Boca Grande, Florida. The dock was built in the early 1900s to load phosphate onto ships, and it is now a popular spot for divers and snorkelers to explore the diverse marine life in the area. The Phosphate Dock is home to a variety of marine life, including: Goliath grouper Tarpon Snook Sheepshead Mangrove snapper Sponges Sea turtles Dolphins Manatees