China’s tilapia supplies may be squeezed next spring due to severe damage to farms in a key production region. Two typhoons ravaged southern China in July and September and brought “tremendous damage” to the tilapia industry in Hainan province.

“Hatcheries suffered big losses,” said Han Han, the Hainan-based country manager for the Sustainable Fisheries Partnership (SFP), which advises tilapia producers in Hainan on improving quality. “This significantly cut the supply of quality fr…