Santa Catarina, Brazil is a popular tourist destination known for its beautiful beaches, lush rainforests, and stunning waterfalls. It is also a great place for scuba diving, with a variety of dive sites to explore. The dive sites in Santa Catarina are home to a wide variety of marine life, including colorful fish, sea turtles, dolphins, and even whales. The visibility is generally good, with an average of 20-30 meters (60-100 feet). The water temperature ranges from 18 to 25 degrees Celsius (64 to 77 degrees Fahrenheit) throughout the year.