Zebra mussels confirmed in Foss Reservoir

Foss Reservoir in Custer County is now among the 20-plus lakes in Oklahoma where invasive zebra mussels have been confirmed, according to the Oklahoma Department of Wildlife Conservation. ... Zebra mussels can be detrimental to the aquatic environment by competing with native species and altering the native ecosystem. They also can cause significant economic damage by clustering on water intake structures, boats and boat motors. Zebra mussels are small, thumbnail-size mussels with a zebralike pattern of stripes. ...