Las Vegas Sun

May 19, 2013

Currently: 75° | Complete forecast | Log in

Rick Demaris of Demaris Enterprises, a pressure washing company based in Salem, Ore. pressure washes the bottom of a boat to remove quagga mussels as part of the Watercraft Inspection Training class at Callville Bay in Lake Mead National Recreation Area on Wednesday, February 13, 2013.

Leila Navidi

Rick Demaris of Demaris Enterprises, a pressure washing company based in Salem, Ore. pressure washes the bottom of a boat to remove quagga mussels as part of the Watercraft Inspection Training class at Callville Bay in Lake Mead National Recreation Area on Wednesday, February 13, 2013.