Northern California’s Eel River is an most important resources for the region’s fishing, logging, wine and cannabis industries, which have all contributed to its diminishing power through overuse. This month, filmmaker Shane Anderson screens his award-winning new documentary ‘A River’s Last Chance,’ which chronicles the Eel’s challenges and explains its importance in the West Coast’s environmental and economic future. Presented by California Trout, Russian Riverkeeper and North Fork Studios, the screening features Anderson and CalTrout’s videographer and field reporter Mike Wier in a Q&A on Monday, March 12, at Healdsburg SHED, 25 North St., Healdsburg. 7pm. $15. 707.431.7433.