An Oceanographer is a scientist who studies the ocean and its interactions with the atmosphere, land, and living organisms. Other terms used for an oceanographer include marine scientist, ocean scientist, marine biologist, marine geologist, maritime researcher, and oceanographer. These professionals use various techniques to examine the physical and chemical properties of seawater, marine ecosystems, and oceanic processes. They study how the ocean impacts climate, weather patterns, and marine life. They also research strategies to preserve ocean resources and protect marine life. Overall, these experts play an important role in enhancing our understanding of the ocean and its vital role in sustaining life on Earth.