One year after golden mussels were first found in the California Delta near Stockton, the invasive species has increased in number. The mussels now cover boats and piers. They may affect water supplies for cities and farms. The state has not yet provided specific funding or created a plan to address the issue.
Jeff Wingfield, deputy director at the Port of Stockton, said the thimble-sized mussels were first detected in October 2024. Local officials and residents are concerned about the spread. The state has not announced steps to manage the environmental and economic impacts of the mussels…