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Water Hyacinth Could Help Clean Up Lake Ainsworth
A Ballina councillor says the endemic north coast weed water hyacinth could be used strategically to remove excess phosphorous from Lake Ainsworth.

Cr Jeff Johnson said a recently completed Ballina Council report into the water quality in Lake Ainsworth revealed that phosphorus levels have increased by approximately 100 per cent over the last 20 years.

He added that the higher levels of phosphorus in the lake increase the frequency and severity of algal blooms, including blue green algae.

Water hyacinth ‘does remove phosphorus and other nutrients from the water and its removal might be able to be coordinated in a way that increases its ability to remove additional phosphorus.’

‘The key is to ensure that it is removed before it produces seed.



 
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Government Shut-Down Leads to Weed Infested Waters - Due to a government shut-down, many Minnesota Lakes are becoming infested with weeds resulting in the inability to use the waters for recreation. Permits to harvest invasive weeds, which are issued by the Minnesota Department of Natural Resources, have been suspended because no one from the state is available to oversee the work. Normally, three weed harvesters would be cutting milfoil on Lake Minnetonka and another would be cutting weeds on Lake Calhoun. All of which has been suspended.


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