Along the shores of the Caspian, particularly in Gilan and Mazandaran, and of the Persian Gulf from the mouth of the Shatt el Arab down to Bander Abbasi, the air during a great part of the year contains much moisturedry- and wet-bulb thermometers at times indicating the same temperatureand at nights there are heavy falls of dew.
Commerce.The principal centres of commerce are Tabriz, Teheran, Resht, Meshed and Yezd; the principal, ports Bander Abbasi, Lingah, Bushire and Muhamrah on the Persian Gulf, and Astara, Enzeli, Meshed i Sar and Bander i Gez on the Caspian.
The following figures from the commercial statistics published by the Persian Customs Department show the total shipping at the four principal Persian Gulf ports, Bushire, Bander Lingah, Bander Abbasi and Muhamrah during the years 1904-1907.
Man-i-Bander abbasi = 840, , = 8-52
In his time the British factory was removed from Bander Abbasi to Bushire.