A volunteer effort by a group of coastal scientists and engineers asks residents to contribute their images and stories about California’s evolving coast for the purpose of a greater collective understanding. An interactive story map inspired by Orville Tyler Magoon, an engineer who playfully reinforced Humboldt Bay’s crumbling jetties with concrete forms designed to look like children’s jacks, features photos, videos and narrated slide shows from past and present. Contributions from the public will build…