Maintain the waters of Big Bear Lake and related facilities, including buoy and dock maintenance and placement, aerator maintenance, aquatic plant management, algae management, shoreline maintenance (including cleanup activities required by the Forest Service in exchange for the Adventure Pass parking pass exemption), shoreline repairs and stabilization projects, and SS Relief maintenance; maintain all District vehicles and other equipment; manage the Adopt-a-Shoreline Program and shoreline clean-up days; oversee shorezone alteration projects; participate in professional organizations such as the California Lake Managers Society (CALMS) and Western Aquatic Plant Management Society (WAPMS) to ensure the use of the most advanced Lake Management techniques, technology, and products.