Underwater photographers specialize in capturing images beneath the surface of water, often in oceans, lakes, or rivers. They use specialized equipment, such as waterproof cameras and housings, to take photos of marine life, underwater landscapes, and other aquatic subjects. This field combines art and science, requiring knowledge of both photography techniques and underwater environments. These photographers often work in various settings, including marine research, documentary filmmaking, and commercial photography. Their images can be used for educational purposes, conservation efforts, or artistic expression. Many underwater photographers also promote awareness of environmental issues affecting aquatic ecosystems.