The International Dateline fails to pass through all oceans
except the Arctic and Pacific ones.
pacific ocean
the Pacific one
through the middle of the Pacific Ocean
The International Date line has most of its length in the Pacific Ocean. The line extends from the Arctic Ocean to the Southern Ocean roughly along 180° longitude (E or W).
Atlantic.
through the middle of the Pacific Ocean
The Pacific one.
the Pacific one
Pacific oceanThe Pacific Ocean, to the east of New Zealand.
Most likely the Pacific Ocean, though it might be the Arctic Ocean if you are close to the north pole at the time.
The Pacific Ocean.The arctic, the pacific, and the southern.
The 180th meridian or antimeridian is used as the basis for the International Date Line because it for the most part passes through the open waters of the Pacific Ocean separating the east and west hemispheres.