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Invader zebra mussels threaten our native Texas species

Zebra mussels, a species native to the Black and Caspian Seas, were first identified in Texas in 2009. Now, only eight years later, these mussels have spread over five different river basins and infested 11 Texas lakes: Belton, Bridgeport, Canyon, Dean Gilbert, Eagle Mountain, Lewisville, Randell, Ray Roberts, Stillhouse Hollow, Texoma, and Travis. As innocuous as these striped invaders may seem, their rapid expansion across Texas doesn’t just put a damper on boating – it puts our state’s native mussel species at risk. Map of invasive zebra mussel findings in Texas. Courtesy of TPWD Why do our native mussels matter? Texas is home to 53 of the 300 species of mussels...

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