The document discusses several topics about the ocean including: 1) There are 3 zones in the ocean - the sunlight zone, twilight zone, and midnight zone. 2) The 5 oceans are the Atlantic, Arctic, Indian, Pacific, and Southern oceans. 3) There are over 25,000 types of fish and 375-450 types of sharks that live in the ocean. 4) The ocean covers 3/4 of the Earth and is bordered by many countries around the world.