southern ocean
about 4 and a half
It means 'All Sea'; Panthalassa also known as the Panthalassic Ocean, was the vast global ocean that surrounded the supercontinent Pangaea, during the late Paleozoic and the early Mesozoic eras. It included the Pacific Ocean to the west and north and the Tethys Ocean to the southeast. It became the Pacific Ocean, following the closing of the Tethys basin and the breakup of Pangaea, which created the Atlantic, Arctic, and Indian Ocean basins. The Panthalassic is often called the Paleo-Pacific ("old Pacific") because the Pacific Ocean developed from it in the Mesozoic to the Present.
the tethenys seas
Ocean Mysteries with Jeff Corwin - 2011 Best of Ocean Mysteries Part 3 Where Are They Now 1-19 was released on: USA: 21 April 2012
If you count Baja as part of Mexico (It is, now) then the Pacific Ocean is west of Mexico.
no.
A gulf can be part of an ocean or a sea.
on the surface or the deapest part of the ocean
To the southwest is the Bering Sea which is part of the Pacific Ocean. To the north is the Churchill Sea which is part of the Arctic Ocean.
Pacific Ocean
The Bay of Bengal is part of Indian Ocean