sentences:  Across the northern Arabian Sea, the passage of Gonu produced stronger winds and significant upwelling – an oceanographic phenomenon that involves the replacement of the nutrient-depleted surface water with deeper nutrient-rich water; the passage caused a significant increase in phytoplankton.Additionally, the cyclone delayed the arrival of the Indian Ocean south-west monsoon in the Western Ghats in India.In Oman, production of desalinated water was interrupted, as both of Oman's desalination plants failed.