Come learn about salt marsh restoration and eradication of invasive cordgrass (Spartina densiflora) around Humboldt Bay on Friday, October 16. Friends of the Arcata Marsh is sponsoring a free public lecture by Craig Benson at the Arcata Marsh Interpretive Center starting at 7:30 p.m. Benson is director of the Natural Resources Services Division at Redwood Community Action Agency. For more information, or to guarantee a seat, call (707) 826-2359.