Aquanautics is the study and exploration of underwater environments, focusing on the design and use of technology for underwater activities. This field encompasses various disciplines, including marine biology, oceanography, and engineering, to understand and utilize aquatic ecosystems effectively. Aquanauts, individuals trained to operate underwater vehicles or conduct research beneath the surface, play a crucial role in this field. They often work with advanced equipment like submersibles and remotely operated vehicles (ROVs) to explore areas such as coral reefs and deep-sea habitats, contributing to our knowledge of marine life and environmental conservation.