Russia's Natalia Ishchenko performs during the synchronised swimming solo final at the 14th FINA World Championships in Shanghai, July 20, 2011. [Photo/Agencies]

SHANGHAI - Russia's Natalia Ishchenko proved unstoppable again in women's synchronised swimming, winning her third title at the Shanghai world championships with victory in the solo free final on Wednesday.

Ishchenko, who had already won the solo technical and then the duet technical with Svetlana Romashina in the main pool of the Oriental Sports Centre, won her 13th world championships gold in total when she scored 98.550 points.

Spain's Andrea Fuentes, who had secured three bronze medals in the competition so far, won silver on 96.520, while China's Sun Wenyan clinched bronze on 95.840 points.

Ishchenko, who was not part of the Russian team that won the team technical final on Tuesday, repeated her performance from Rome when she also won both the technical and free solo events.

Russia's Natalia Ishchenko poses with her gold medal for the synchronised swimming solo final at the 14th FINA World Championships in Shanghai, July 20, 2011. [Photo/Agencies]