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Storm runoff and sewage treatment outflow contaminated with household

Harlequinmania

By Harlequinmania,
in General Reefkeeping_

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Harlequinmania

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Pyrethroid pesticides were supposed to be a benign replacement for organophosphates used around the home, but a new study shows that these insecticides are showing up at toxic levels in storm runoff and even in the effluent from sewage treatment plants. While the levels are not high enough to harm fish, they may be enough to kill the mayfly, caddisfly and stonefly larvae upon which the fish feed.

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1000 Gallon Tank in the Hole 

http://www.sgreefclub.com/forum/topic/120957-1000-gallon-3d-hole-in-the-wall/ 

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