michael_stocker
Michael Stocker, playing stand-up bass at a recent jam, is heading up a jazz revival at the Papermill Creek Saloon.   Sasha Landauer

Michael Stocker spends his days lobbying to reduce human-generated noise in the ocean, but last Monday night, he was whipping up an audience during a jazz jam at the Papermill Creek Saloon. 

“The area is trying to build a jazz scene—it’s been trying for many years,” a San Rafael resident said. “Michael is bringing it back.” 

Last week’s jam was the second of its kind, and it drew 25 people. Clustered around the bar was…