Flocks of green sea turtles migrate to lay eggs in China's Huidong

As March brings warmer waters to the South China Sea, Sargassum - a seaweed flourishing in Guangdong's Daya Bay and Hongshe Bay - enters its peak growth phase. This period attracts adult green sea turtles, who primarily feed on Sargassum, from the distant Xisha Islands for egg-laying and reproduction.