Suitable for a one term course studying fresh water environments.

Prologue. Water as a Substance. Lakes. Their Distribution, Origins, Forms. Water Economy. Light in Lakes. Fate of Heat. Water Movements. Aquatic Ecosystems: Structure and Productivity. Oxygen. Salinity of Inland Waters. Inorganic Carbon. The Nitrogen Cycle. The Phosphorus Cycle. Iron, Sulfur and Silica Cycles. Planktonic Communities: Algae. Planktonic Communities: Zooplankton and Their Interactions with Fish. Planktonic Communities: Pelagial Bacterial. Littoral Communities: Larger Plants. Littoral Communities: Algae and Zooplankton. Sediments and Microflora. Benthic Animals. Organic Carbon Cycle and Detritus. Historical Records of Productivity: Paleolimnology. Ontogeny of Lake Ecosystems. Epilogue. Appendices. Symbols in Chapter Titles. References Cited. Index.