Underwater sports refer to various activities that take place beneath the surface of the water. Popular examples include scuba diving, snorkeling, and underwater hockey. These sports allow participants to explore marine environments, observe aquatic life, and engage in physical exercise. Many underwater sports require specific equipment, such as diving masks, fins, and wet suits. Safety is crucial, so training and certification are often necessary, especially for activities like scuba diving. Underwater sports can be enjoyed in oceans, lakes, and rivers, making them accessible to people around the world.