The ducks raised by a household in the province started to die recently. The specimens collected from the dead ducks have been tested positive to bird flu virus strain H5N1, said the unnamed official.

Local health department have slaughtered all the fowls in the affected spot and disinfected this area to guard against any further outbreaks of bird flu.

Now, bird flu is hitting two Vietnamese province, including Ca Mau and Nghe An.

Bird flu outbreaks in Vietnam, starting in December 2003, have killed and led to the forced culling of dozens of millions of fowls in the country.