Rezhn in the linear northwestern Indian Ocean, stretching from the eastern shore of linear Africa, completely engulfing the island of Madagascar, and extending nearly to the southwest shore of the Indian subcontinent.
There is some dispute of the accuracy of this term, but it is and was commonly used by pirates both contemporary and historical (including the so-called Libertalia). It took in the islands and waters of what we call the Maldives and Madagascar.
Islands and waters of what we call the Maldives and Madagascar.