Mystery As 2,200 Dead Pigs Are Fished Out Of China's Huangpu River In Shanghai (GRAPHIC PICTURES)

Mystery As 2,200 Dead Pigs Are Fished Out Of China's Huangpu River In Shanghai (GRAPHIC PICTURES)
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Chinese officials have fished 2,200 dead pigs out of Shanghai's Huangpu River, which is used as a drinking water source for many residents.

According to a statement posted on Shanghai's Agriculture Committee's website there is no evidence the pigs were dumped in the river, nor of any animal epidemics.

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The carcasses of 2,200 pigs have been fished from Shanghai's Huangpu River

But fears of water pollution were emerging on Monday after the number of carcasses climbed from 900 to 2,200, Reuters reports.

The Global Times quotes Xu Rong, director of Shanghai Songjiang District Environmental Protection Bureau as saying: "We have to act quickly to remove them all for fear of causing water pollution."

Dead pigs
(01 of09)
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A dead pig floats on the river Monday, March 11, 2013 on the outskirts of Shanghai, China. A recent surge in the dumping of dead pigs upstream from Shanghai - with more than 2,800 carcasses floating into the financial hub through Monday - has followed a police campaign to curb the illicit trade in sick pig parts. (AP Photo) (credit:AP)
(02 of09)
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Dead baby pigs float on the river Monday, March 11, 2013 on the outskirts of Shanghai, China. A recent surge in the dumping of dead pigs upstream from Shanghai - with more than 2,800 carcasses floating into the financial hub through Monday - has followed a police campaign to curb the illicit trade in sick pig parts. (AP Photo) (credit:AP)
(03 of09)
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Workers look for dead pigs floating on the river Monday, March 11, 2013 on the outskirts of Shanghai, China. A recent surge in the dumping of dead pigs upstream from Shanghai - with more than 2,800 carcasses floating into the financial hub through Monday - has followed a police campaign to curb the illicit trade in sick pig parts. (AP Photo/Eugene Hoshiko) (credit:AP)
(04 of09)
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A resident looks at a dead pig floating on the river Monday, March 11, 2013 on the outskirts of Shanghai, China. A recent surge in the dumping of dead pigs upstream from Shanghai - with more than 2,800 carcasses floating into the financial hub through Monday - has followed a police campaign to curb the illicit trade in sick pig parts. (AP Photo/Eugene Hoshiko) (credit:AP)
(05 of09)
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A dead pig floats on the river Monday, March 11, 2013 on the outskirts of Shanghai, China. A recent surge in the dumping of dead pigs upstream from Shanghai - with more than 2,800 carcasses floating into the financial hub through Monday - has followed a police campaign to curb the illicit trade in sick pig parts. (AP Photo/Eugene Hoshiko) (credit:AP)
(06 of09)
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A dead pig floats among the rubbish on the river Monday, March 11, 2013 on the outskirts of Shanghai, China. A recent surge in the dumping of dead pigs upstream from Shanghai - with more than 2,800 carcasses floating into the financial hub through Monday - has followed a police campaign to curb the illicit trade in sick pig parts. (AP Photo/Eugene Hoshiko) (credit:AP)
(07 of09)
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A dead pig floats on the river Monday, March 11, 2013 on the outskirts of Shanghai, China. A recent surge in the dumping of dead pigs upstream from Shanghai - with more than 2,800 carcasses floating into the financial hub through Monday - has followed a police campaign to curb the illicit trade in sick pig parts. (AP Photo/Eugene Hoshiko) (credit:AP)
(08 of09)
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Authorities check the dead pigs, not seen, which have been pulled out from the river on a barge Monday, March 11, 2013 on the outskirts of Shanghai, China. A recent surge in the dumping of dead pigs upstream from Shanghai - with more than 2,800 carcasses floating into the financial hub through Monday - has followed a police campaign to curb the illicit trade in sick pig parts. (AP Photo/Eugene Hoshiko) (credit:AP)
(09 of09)
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In this photo taken Thursday March 7, 2013 and made available Sunday, March 10, 2013, dead pigs are strewn along the riverbanks of Songjiang district in Shanghai, China. Chinese officials say they have fished out 900 dead pigs from a Shanghai river that is a water source for city residents. Officials are investigating where the pigs came from. A statement posted Saturday on the city's Agriculture Committee's website says they haven't found any evidence that the pigs were dumped into the river or of any animal epidemic. (AP Photo) CHINA OUT (credit:AP)