Cover title.

Includes bibliographical references (page 77).

LIST OF TABLES AND FIGURES -- EXECUTIVE SUMMARY -- CHAPTER ONE: INTRODUCTION -- 1.1 Background -- 1.2 The Natural Environment Regional Monitoring Network -- 1.2.1 Goal and objectives of the Regional Monitoring Network -- 1.2.2 Natural Environment Subfunctions -- 1.3 Bathing Suitability Survey -- 1.4 Bathing Water Suitability Guidelines -- 1.5 Requirements for Implementing Bathing Water Guidelines -- 1.6 Limitations of the Guidelines -- CHAPTER TWO: METHODS -- 2.1 Sample Collection -- 2.2 Sample Analysis -- 2.3 Data Treatment -- 2.4 Calculation of a Single Sample Limit -- CHAPTER THREE: RESULTS -- 3.1 Coastal Waters -- 3.1.1 Coastal enterococci -- 3.1.2 Single sample exceedence -- 3.1.3 Coastal temperatures -- 3.1.4 Summary -- 3.2 Lake Beaches -- 3.2.1 Lake enterococci -- 3.2.2 Single sample exceedence -- 3.2.3 Lake determinands -- 3.2.2.1 Temperature -- 3.2.2.2 Lake dissolved oxygen -- 3.2.2.3 Lake dissolved reactive phosphorus -- 3.2.2.4 Lake ammonium nitrogen and nitrate nitrogen -- 3.2.4 Nutrient and enterococcal relationship -- 3.2.5 Summary -- 3.3 River Holes -- 3.3.1 Enterococci -- 3.3.2 Single sample exceedence -- 3.3.3 River temperature -- 3.3.4 Dissolved oxygen -- 3.3.5 Summary -- CHAPTER FOUR: DISCUSSION -- 4.1 Comparison of First and Second Bathing Suitability Surveys -- 4.1.1 Marine beaches -- 4.1.2 Lake beaches -- 4.1.3 River swimming holes -- 4.2 Interpretive Investigations -- 4.2.1 Surveys of 1991 -- 4.2.2 Surveys of 1993 -- 4.2.2.1 Ruruanga Stream -- 4.2.2.2 Ngongotaha Stream -- 4.2.2.3 Uretara Stream -- 4.2.2.4 Te Rereatukahia Stream -- 4.2.2.5 Tuapiro Stream -- 4.2.2.6 Streams at Waihi Beach -- 4.2.2.7 Whanarua Stream -- 4.2.3 Summary -- CHAPTER FIVE: SUMMARY -- 5.1 General -- 5.2 Compliance with the Enterococcal Guidelines -- 5.3 Conclusions -- BIBLIOGRAPHY -- APPENDICES -- Appendix 1. Marine beach sites of the Bay of Plenty Regional Council NERMN Bathing Suitability Survey -- Appendix 2. Boxplot explanation -- Appendix 3. Results of the lake beach sites of the Bay of Plenty Regional Council NERMN Bathing Suitability Survey -- Appendix 4. River swimming hole Bathing Suitability Survey results.

GRETA POINT: 579.68:379.846 MCI