Ключевые слова: adventure, aquatic, bathyscaphe, biodiversity, cold, coral, currents, dark, darkness, deep, depth, discovery, diving, ecosystem, equipment, exploration, fish, geology, light, machinery, marine, marine biology, metal, minerals, nautical, navigation, ocean, oceanography, pressure, research, rocks, saltwater, science, scientific, sea, seafloor, seaweed, sediment, species, submarine, submersible, technology, temperature, transport, underwater, vessel, water,