MLSs of the Mactaquac Dam on St. John River. ZOOM IN MS of part of it. MS of St. John River and countryside with PAN MS on Mactaquac fish hatchery to ZOOM IN MLS of the dam. PAN MCS on dam and TILT DOWN to water. Several shots from different angles of Atlantic salmon swimming and wriggling in fishes elevator built to help them pass the dam, of a man activating lift of elevator, of it coming up and moving to a controlled tank truck, men opening valve to unload water and salmon in tank, of a man closing door of tank and starting a generator, of driver entering truck and leaving. Several shots from different angles of tank truck on roads, trees with autumnal colors in evidence, of a sign "Entrance-Entree Mactaquac", of truck on rural roads. Shots taken from truck, of driver at wheel inside cab and of the truck on roads, mostly along riverside.