This succinct book gives an intimate view of the day-to-day functioning of a remarkable river that has figured prominently in history and culture—the Hudson, a main artery connecting New York, America, and the world. Writing for a wide audience, David Strayer distills the large body of scientific information about the river into a non-technical overview of its ecology. Strayer describes the geography and geology of the Hudson and its basin, the properties of water and its movements in the river,...