Mass fish death in river puzzles Taiwan

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DIESELMACK

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Mass fish death in river puzzles Taiwan
Fri 11 Aug 2006 2:38 AM ET

TAIPEI, Aug 11 (Reuters) - Up to 15 tonnes of dead fish have surfaced at the Pacific Ocean mouth of a river near Taipei, leaving local officials puzzled.

The migratory snakehead fish, which are native to the area where they died, were discovered on Thursday in piles along several kilometres of the banks of the Tamshui River.

Officials said the fish may have died due to a lack of water-borne oxygen caused by Typhoon Saomai as it passed over northern Taiwan on its way to southeastern China.

"So many fish dying is a signal for the ecosystem. It means there's something wrong with the water quality," said Lin Hsen-cheng, co-chair of the Green Party of Taiwan. "We should check for the reason as soon as possible."

Taipei County officials said the fish posed no public health danger, but the stack had begun to stink.

The county would find a way to scoop up the fish and might take some to a laboratory to see why they died, said Yang Zhi-hong, vice director of the county environmental protection department.

Lin of the Green Party said he suspected that unusually warm water brought by the typhoon had upset the oxygen balance in the water and killed the fish. A local newspaper said other theories for the death of the fish included industrial waste or changes in the water content caused by the storm.


LINK TO ARTICLE:
http://today.reuters.com/News/CrisesArticle.aspx?storyId=TP136423
 
Lack of DO killing snakeheads but not other fish?

riiiighht.
 
what is your reasoning?
 
Snakeheads are intolerent of salt. They can breathe air and are known to withstand hardcore water conditions, but they can't handle salt.

They were found at the pacific ocean mouth of a river. They drifted into brackish water and died.

It's no coincidence that they were found in the pacific ocean mouth of the river, and not just in the middle of the river.

Besides Neil, del doubts me, which makes me right by default.
 
After Katrina we had large fish kills in the costal rivers of Mississippi. They were killed by saltwater intrusion from the storm surge and low DO from the nutrients washed into the river causing bacterial blooms.
 
rumblesushi;475084; said:
Snakeheads are intolerent of salt. They can breathe air and are known to withstand hardcore water conditions, but they can't handle salt.

They were found at the pacific ocean mouth of a river. They drifted into brackish water and died.

It's no coincidence that they were found in the pacific ocean mouth of the river, and not just in the middle of the river.

Besides Neil, del doubts me, which makes me right by default.

is he right?
 
rumblesushi;475084; said:
Besides Neil, del doubts me, which makes me right by default.

LOOOL. awesome.



anyways-

Unless there is further information, I am inclined to agree.
 
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