Advice on Diving in United States

...warm waters of the Gulf of Mexico and the Atlantic, whereas the Pacific Ocean off California stays fairly cold year round and requires at least a wet suit if not a dry suit. In contrast, Hawaii has a temperate, steady climate ideal for diving year round. Saltwater diving off the Florida Keys near Key Largo is the most easily accessible and popular diving in the United States. Florida's coasts offers a salty taste of the warm, clear turquoise waters reminiscent of the Caribbean Sea to the south. The diving industry is very competitive in south Florida from West Palm Beach through the Miami/Fo...