Mark Nelson, an aquatics specialist for the Boating and Waterways Division of the State Parks and Recreation Department, takes some final notes before he and fellow specialist Ed Somera spray herbicide on water hyacinth on the Tuolumne River at the Fox Grove Recreation Area near Hughson on Friday.
Mark Nelson, an aquatics specialist for the Boating and Waterways Division of the State Parks and Recreation Department, takes some final notes before he and fellow specialist Ed Somera spray herbicide on water hyacinth on the Tuolumne River at the Fox Grove Recreation Area near Hughson on Friday. Brian Clark bclark@modbee.com
Mark Nelson, an aquatics specialist for the Boating and Waterways Division of the State Parks and Recreation Department, takes some final notes before he and fellow specialist Ed Somera spray herbicide on water hyacinth on the Tuolumne River at the Fox Grove Recreation Area near Hughson on Friday. Brian Clark bclark@modbee.com

Sprayers go after hyacinth on Tuolumne River near Modesto

March 27, 2015 8:16 PM