The Indian Ocean has several marginal seas, gulfs, channels, bays and straits of different sizes and topographies. One such is the Mozambique channel, an arm or a part of the Western Indian Ocean.
It separates the southeast African countries of Madagascar and Mozambique. It is also surrounded by the southern part of Tanzania, and Comoros, an island nation, lies at the channel’s northern boundary.
Per the International Hydrographic Organization, the eastern boundary lies on the western coast of...
https://www.marineinsight.com/know-more/mozambique-channel-facts/