China has reported a new outbreak of bird flu, in the eastern province of Anhui, in which 2,100 geese were infected, a senior U.N. official said on Tuesday.

Noureddin Mona, of the U.N. Food and Agriculture Organisation, said he had been told of the outbreak by the Ministry of Agriculture on Monday. About 550 of the birds had died and 45,000 had been culled, he said.