Water hyacinth blankets the Wankou section of the Minjiang River in Fujian province on Feb 2, 2012. The floating water plants, which can double its coverage area in 10 to 15 days, are affecting boat transportation and depriving fish of oxygen. [Photo/Xinhua]
A boat is stranded as water hyacinth blankets the Wankou section of the Minjiang River in Fujian province on Feb 2, 2012. [Photo/Xinhua]