Herman Garcia and his crew of volunteers’ mission to clean up the watershed and save steelhead is well-chronicled in the local region.But now, the story of Gilroy-based Coastal Habitat Education and Environmental Restoration (CHEER) is going national.A crew from the National Oceanic and Atmospheric Administration’s Fisheries division visited Gilroy on Aug. 22 to film Garcia as he explained how he went from a star poker player known as “The Calif…