List of contributors; Preface; 1. Definition and classification of estuaries Arnoldo Valle-Levinson; 2. Estuarine salinity structure and circulation W. R. Geyer; 3. Barotropic tides in channelized estuaries C. T. Friedrichs; 4. Estuarine variability D. Jay; 5. Estuarine secondary circulation R. J. Chant; 6. Wind and tidally driven flows in a semi-enclosed basin C. Winant; 7. Mixing in estuaries S. G. Monismith; 8. The dynamics of estuary plumes and fronts J. O'Donnell; 9. Low-inflow estuaries: hypersaline, inverse and thermal scenarios J. Largier; 10. Implications of estuarine transport for water quality L. Lucas; Index.