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Types of Recreational Underwater Diving. Recreational diving or sport diving is a type of diving that uses SCUBA equipment for the purpose of leisure and enjoyment. There are many types of scuba diving and Philippines is blessed to have the great places for almost all of them. Cavern diving â diving within the entrance of a cave, where light is still visible.
Mixed Gas Diving is an alternative to diving with compressed air. Thereby oxygen poisoning, which is imminent with compressed air cylinders at great depths, is not possible. In order to enable deeper diving and to prevent a so-called rapture of the deep, there are gas mixtures.