Explanation

The Sargasso Sea is a region of the North Atlantic Ocean

It is bounded by four currents forming an ocean gyre.

1. South by the North Atlantic Equatorial Current
2. North by the North Atlantic Current
3. East by the Canary Current
4. West by the Gulf Stream

It is the smallest sea in the World

It has no land boundaries

The length of the sea is 3,200 km (1,750 mi) long.

Additional Information:

The largest sea in the world is the South China Sea.

The largest ocean in the world is the Pacific Oceangene