At the moment, only one planet is known to have oceans - The Earth.
Earth is the "blue planet" because of the blue oceans. Oceans cover 75% of the Earth's surface.
Journey to Planet Earth - 2003 State of the Planet's Oceans was released on: USA: 18 March 2009
Earth.
It would have to be Earth, since it is the only inner planet with oceans.
The oceans of the earth include the Pacific, the Atlantic, the Indian, the Southern ocean, and the Arctic ocean. There are five total oceans on the planet.
Earth is the only known planet to have oceans of liquid water.
The planet that is two thirds under water is the Earth. The Earth is a water planet and two thirds of the surface is covered by water.
They are located on planet Earth!
Earth The Power of the Planet - 2007 Oceans 1-4 is rated/received certificates of: Australia:G
Earth
That is the Earth.