A bird-flu outbreak has been confirmed in seven states, the Centre said on Sunday even as fresh avian deaths were reported from various parts of the country.
The outbreak has been confirmed in Kerala, Rajasthan, Madhya Pradesh, Himachal Pradesh, Haryana, Gujarat and Uttar Pradesh, while the test results are awaited for the samples collected from Delhi and Maharashtra.
The samples collected from Chhattisgarh's Balod have tested negative for the avian influenza virus, the Department of Animal Husbandry and Dairying said in a statement.
The government has also directed zoo managements to submit daily reports to the Central Zoo Authority (CZA) till their area is declared free from the disease.
The CZA, under the environment ministry, issued an office memorandum saying avian influenza is a scheduled disease under the Prevention and Control of Infectious and Contagious Diseases in Animals Act, 2009, and reporting such a disease is obligatory for taking appropriate preventive measures against its spread.
Seventeen more ducks were found dead at the Sanjay Lake in Delhi, prompting authorities to declare it an "alert zone".
This came a day after the Delhi Development Authority (DDA) closed the famous water body-cum-park following the death of 10 ducks on the premises. The samples from the dead ducks have been sent for testing.
Besides, 91 crows have been found dead in 14 DDA parks in the last few days, officials said.
Carcasses of 215 migratory birds were found in the Pong Dam Wildlife Sanctuary in Himachal Pradesh's Kangra, taking the total number of such birds suspected to have died of avian influenza to 4,235, officials said.
Also, for the fourth day in a row, a large number of dead poultry birds were found dumped by the side of the Chandigarh-Shimla highway in Solan district. The remains of the birds were buried according to safety protocol and their samples sent to a disease diagnostic laboratory in Jalandhar.
Over 400 birds, mostly crows, were found dead in different parts of Rajasthan.
With the 428 fresh deaths, the number of birds that have died in the past few days has reached 2,950 in the state.
Of the 428 birds reported dead on Sunday, 326 were crows, 18 peacocks, 34 pigeons and 50 others.
Bird flu cases have so far been confirmed in 13 Madhya Pradesh districts, while around 1,100 crows and other wild birds have been found dead across 27 districts since the virus was first detected in the state last month, an official said.
"The presence of the avian flu in crows and other birds (including poultry birds) has so far been confirmed in 13 districts -- Indore, Mandsaur, Agar Malwa, Neemuch, Dewas, Ujjain, Khadwa, Khargone, Guna, Shivpuri, Rajgarh, Shajapur and Vidisha," he said.
Control and containment have been completed in both the affected districts of Kerala, the government said, adding that post-operational surveillance programme guidelines have been issued to the state.
An "alert zone" was declared in a 10-kilometre radius around the Ahmedpur area in Maharashtra's Latur after 180 birds, including 128 hens, were found dead over the last couple of days, an official said.
The "alert zone" has been marked as a precautionary measure around Kendrewadi village, around 265 kilometres from Aurangabad, he said.
According to a Latur district administration release, the alert zone norms mandate that no vehicle will enter or leave the place and the transportation of poultry, birds, animals, feed, manure etc. will be prohibited.
Meanwhiule, Gujarat Chief Minister Vijay Rupani has said his government is fully prepared to deal with the bird-flu situation.
An official said 18 hens were found dead in a poultry farm in Gir Somnath district's Chikhli village in the last nine days.
Some three dozen crows were found dead in Waghai in Dang district, an equal number in Bhimasar village in Kutch district, some red-wattled lapwing carcasses were found in Rajkot's Gondal taluka and several pigeons were found dead in Vadodara, officials said.
Officials in Uttar Pradesh have sounded a bird-flu alert, with the Kanpur Zoological Park being closed for the public till further orders and the Nawab Wajid Ali Shah Zoological Garden in Lucknow opting for preventive measures.
The Kanpur Zoological Park has been closed for visitors till further orders, after the samples taken from two dead birds found there tested positive for the avian influenza virus, an official said.
The area within a one-kilometre radius of the zoo has been declared an infected zone and culling of birds has begun there, Additional District Magistrate (City) of Kanpur Atul Kumar said.
"Four fowls and two parrots were found dead in the zoo in the last five days and the samples of two have tested positive (for bird flu)," he said.
In Lucknow, Director of the Nawab Wajid Ali Shah Zoological Garden RK Singh said, "No case (of bird flu) has been reported here, yet we are taking all preventive measures. The virus spreads from the excreta of migratory birds and our effort is to ensure that it does not come here."
In Bareilly, arrangements to provide drinking water to migratory birds have been shut and reflectors are being installed at the Central Avian Research Institute (CARI).
In Amethi, six crows were found dead under mysterious circumstances in the Sangrampur area.
Chief Veterinary Officer of the district Dr MP Singh said the crows were found dead at different places of Kaiti village in the Sangrampur police station area.
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