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Bookmark or Share- Just How Many Oceans Are There? | BritannicaSome 71 percent of Earth’s surface is covered by saltwater oceans, and the continents themselves possess lakes, rivers, and, in some cases, seas. The largest bodies of water are the oceans, but there is some debate over the actual number of distinct oceans.
- How Many Oceans Are There? - HowStuffWorksHumans have gotten into the habit of separating the one big, continuous, mysterious body of water that covers the globe into sectors that we call oceans. Historically, there were just four oceans, but we now recognize five different oceans: the Pacific, Atlantic, Arctic, Indian and Southern Oceans.
- All About the Ocean - National Geographic SocietyAlthough the ocean is one continuous body of water, oceanographers have divided it into five principal areas: the Pacific, Atlantic, Indian, Arctic, and Southern Oceans. The Atlantic, Indian, and Pacific Oceans merge into icy waters around Antarctica.
- Oceans—facts and information - National GeographicThe oceans are home to millions of Earth's plants and animals—from tiny single-celled organisms to the gargantuan blue whale, the planet's largest living animal. Fish, octopuses, squid, eels ...
- Ocean - WikipediaThe origin of Earth's oceans is unknown. Oceans are thought to have formed in the Hadean eon and may have been the cause for the emergence of life. Plate tectonics, post-glacial rebound, and sea level rise continually change the coastline and structure of the world ocean. A global ocean has existed in one form or another on Earth for eons.
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