Reservoirs near Tahoe test positive for invasive mussels

Juvenile quagga mussels are present in Lahontan Reservoir and might also exist in Rye Patch Reservoir, a new round of tests indicates.

There is no evidence adult mussels are thriving or reproducing in either of the popular reservoirs, but the danger of that possibility must be taken into account as boating activity is managed across the region, officials said Tuesday.

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