The Sargasso Sea, in the North Atlantic Ocean, is the only sea on Earth without a coastline. Really, it has absolutely no land borders. Occupying an impressive two-thirds of the Atlantic Ocean, this unique body of water is surrounded not by land as you'd expect, but by more and more water.
No Land in Sight
A Popular Hangout
Big Changes in the Sargasso Sea
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Key Facts In This Video
The Sargasso Sea occupies almost two thirds of the North Atlantic Ocean. 00:05
Animals communities in the Sargasso Sea are less diverse today than the were in the 1970s. 01:01
The animals in the Sargasso Sea provide essential food for long-distance migrating animals, like sea turtles and bluefin tuna. 02:22
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