Steering boat into Richardson bay is Mike McMahon former SFSUprof. and biologist in center, at left is volunteer Bob Drude and volunteer, Richard Jacobs at rt. They will plant bay with oyster shells to see if native oyster larvae will take up residence inTiburon.
 on 5/30/04 in Tiburon, CA.
 must credit photo by Penni Gladstone/ Photo: Penni Gladstone