Tuesday, September 05, 2006

Getting rid of "rock snot"

Scientists report initial success in controlling didymo or "rock snot" as it is also known. The tissue paper like algae is causing problems all over the globe and can render a river unfishable if left unchecked.

"Trials by Niwa and Biosecurity New Zealand in the South Island, using a variety of chemical and organic-based solutions, had identified a copper-based formula as the most successful in killing didymo in laboratory conditions.
A 20 milligrams per-litre concentration of the formula successfully killed didymo spores without harming fish. Trials were continuing to discover if it would be effective in larger quantities in a river."

Read the entire article via Protect Your Waters.

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