Table of Contents -- Acknowledgments -- Credits -- 1. The Subject of the Search -- 2. Some Generalities About Hierarchy Theory and Some Examples -- 3. Physical Characteristics of the Gulf of Maine -- 4. Fauna of the Gulf of Maine -- 5. Organism Characteristics -- 6. Approaching Hierarchy Theory and the Gulf of Maine -- 7. Hierarchies and Constraints -- 8. Hierarchical Applications -- Notes -- Glossary -- References -- Index