Introduction

With its shimmering vistas of fog, light, and cityscape, San Francisco Bay is famous worldwide--yet very little known. The bay, together with its inland delta, is one of the largest estuaries in the Americas. It is a crucial bird habitat, a vital fishery, a major shipping center, a source of precious water, a playground for its cities, a natural treasure in trouble, and a stirring challenge to our human stewardship.

Introduction continued....