Effects of zebra mussels on chlorophyll, nitrogen, phosphorus and silica in north shore waters of Lake Erie effectsofzebramu00ontauoft Year: 1997 76 78 80 82 84 86 88 90 92 94 Year 20 15 10 5 0 76 78 80 82 84 86 88 90 92 94 Year DunnvHIfl (spfino) â â 'â â â¢l^--- â ,/'./â â ' â *q<;°/. .^ Pred. â â â¢â¢â¢â â â¢05=/ 76 78 80 82 84 86 88 90 92 94 Year

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