[1] He came from Shihr, in Hadhramaut, eastern Yemen, and he was called “al-Mahrī” because he was a descendant of the Arabic tribe of Mahra.
[citation needed] Singapore, parts of Samarra, Java, China, the coasts of Burma and Andaman and Nicobar Islands were the fiscal points of his texts.
He grouped the shores of Malaya with Siam, and the mainland to the east with China as a single kingdom.
[5] Al Mahri's division of Andaman and Nicobar Islands into two parts helped Arab and Portuguese navigators.
[7] With the exception oh his astronomical treatise, Mir’at al-salāk li-kurāt al-aflāk,[8] all his works were first published in Arabic by Ibrahim Khoury in Damascus, 1971, as part of the four-volume collection Al-ʿUlūm al-baḥrīyah ʿinda al-ʿarab (Maritime Sciences Among the Arabs).