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Over the past decade, the Asian freshwater bivalvemollusk Limnoperna fortunei has invaded SouthAmerican waters, where its fouling has made it amajor nuisance for industrial and power plants, as wellas the drinking water industry. Given the rising trendin worldwide shipping traffic, a future North Americaninvasion by the pest mussel organism is probable.Because of L. fortunei's economic threat, adequatecontrol measures must be developed.This investigation examined L. fortunei's susceptibilityto chlorine and three nonoxidizing molluscicidesproven to be effective in controlling the zebra musselDreissena polymorpha. In general terms, two of themolluscicides were either ineffective or marginallyeffective at the concentrations recommended for thezebra mussel, especially at lower temperatures. Thethird molluscicide was the most toxic of thecompounds tested; concentrations of

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Edition: Vol. 95 - No. 1 Published: 01/01/2003 Number of Pages: 13 File Size: 1 file , 330 KB