Contents 



Page 



Chapter Summary 117 



Introduction 117 



Definitions 118 



Development Activities 119 



Dredging and Excavation 119 



Filling 120 



Drainage and Clearing 121 



Extensive Flooding 122 



Water Withdrawals and Diversions 123 



Disposal and Discharge of Pollutants and Nonpoint-Source Pollution 123 



Variables of Wetland-Impact Magnitude 124 



Physical and Chemical Variables 124 



Biological and Ecological Variables 125 



Operations Variables 125 



Predicting Impacts of Development Activities 126 



Limitations 126 



Wetland Reviews 127 



General Permits 128 



Mitigating Impacts 129 



Feasibility of Compensation or Offsite Mitigation 130 



Onsite Mitigation to Minimize Impacts 131 



Management Plans 133 



Chapter 6 References 135 



