Chapter 2. Instream Flows in the Context of
                      Riverine Ecology

• Developing the Rationale for Instream Flow Prescriptions
• Hydrology
• Geomorphology
• Biology
• Water Quality
• Connectivity
• Ecological Considerations for Habitat and Scale
• Spatial Scales
• The Global Scale
• The Watershed Scale
• The Stream Segment Scale
• The Macrohabitat Scale
• The Mesohabitat Scale
• The Microhabitat Scale
• The Temporal Scale
• Lessons From Stream Ecology
• The Importance of Flow Variability
• The Need for Ecosystem Level Management