Baffin Bay less than deep near the coast, where the sea bottom is covered with gravel, crushed stone and sand. In the center, there is a deep pit called the Baffin Basin, reaching (see ), which is mostly covered in silt. Currents form a cyclonic circulation. On the eastern periphery, in summer, the West Greenland Current transports water from the Atlantic Ocean to the North. In its western part, the Baffin Island Current brings the Arctic waters to the south. The climate is Arctic with frequent storms, especially in winter. Average January temperatures are in the south and on the north. In
Makassar Strait Makassar Strait as being one of the waters of the East Indian Archipelago. The IHO defines its limits as follows: The channel between the East coast of Borneo and the West coast of Celebes <nowiki>[</nowiki>Sulawesi<nowiki>]</nowiki>, is bounded: "On the North." By a line joining Tanjong Mangkalihat, Borneo () and Stroomen Kaap (Cape Rivers), Celebes (). "On the South." By a line from the Southwestern extreme of Celebes (), through the Southern point of Tana Keke, to the Southern extreme of Laoet () thence up the West coast of that island to Tanjong Kiwi and thence across to Tanjong Petang, Borneo