The water off the coast near Xiaocuo village, Fujian province, showed almost no visible signs of petrochemical spillage Friday, just five days after a broken pipe from a transport vessel to the wharf spilled nearly 7 metric tons (7.7 U.S. tons) of the hydrocarbon C9 into the sea. Photo: Zhou Chen/Caixin

After several days of cleaning the seawater off of Fujian province, only a little C9 was seen still floating on the water on Friday. Photo: Zhou Chen/Caixin

Although the seawater water near Xiaocuo village has been almost completely cleaned, the fish farms haven’t been. All the fish in the farms are contaminated and are now inedible. Photo: Zhou Chen/Caixin

Foul-smelling oil lingers in the fish farms near Xiaocuo village in Fujian province. Photo: Zhou Chen/Caixin

Two fishing boats pass through seawater tainted with C9 from the recent spill on Friday. Photo: Zhou Chen/Caixin

Fujian Donggang Petrochemical Co., which is responsible for the petrochemical leak near Xiaocuo village, is only one block away from a residential area. The village is surrounded by oil refineries and chemical plants. Photo: Zhou Chen/Caixin

A local elementary school student wears a face mask in the aftermath of a petrochemical spill near Xiaocuo village, Fujian province. Photo: Zhou Chen/Caixin

A girl wears a face mask after school near the site of a recent 7-ton petrochemical spill into the sea off of Fujian province. Photo: Zhou Chen/Caixin

Xiao Xueying, a fisherwoman in Xiaocuo village near the site of the Nov. 4 petrochemical spill, remains hospitalized, as she is still suffering from occasional chest tightness. Photo: Zhou Chen/Caixin