Na Hang Nature Reserve, Tat Ke Sector - Frontier-publications.co.uk

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Na Hang Nature Reserve, Tat Ke Sector 1997 TABLE OF CONTENTS List of Figures v Executive Summary vi Acknowledgements vii 1.0 Introduction 1 1.1 General 1 1.2 Location 1 1.3 Topography and geology 1 1.4 Climate and hydrology 4 2.0 Aims and Objectives 8 3.0 Period of study and study sites 8 4.0 Work Undertaken 9 5.0 Vegetation surveys 5.1 Introduction 10 5.2 Methods 10 5.2.1 Forest tree survey 10 5.2.2 Ground flora survey 11 5.2.3 Ad lib. collection 11 5.3 Results 13 5.3.1 Forest tree survey 13 5.3.2 Ground flora survey 14 5.3.3 Description of forest sites 14 5.3.4 Other vegetation types at Tat Ke 18 5.4 Discussion 19 5.4.1 Rare species 19 5.4.2 Comparison of Tat Ke and Ban Bung sectors 20 6.0 Invertebrate surveys 6.1 Introduction 21 6.2 Methods 21 6.2.1 Sweep-netting 21 6.2.2 Pitfall trapping 21 6.3 Results 22 6.3.1 Sweep-netting 22 6.3.2 Pitfall trapping 22 6.4 Discussion 24 6.4.1 Sweep-netting 24 6.4.2 Pitfall trapping 25 7.0 Butterflies 7.1 Introduction 27 7.2 Methods 27 7.3 Results 28 7.4 Discussion 28 7.4.1 Rare and unusual species 28 7.4.2 Seasonal changes in the fauna 29 8.0 Fish 8.1 Introduction 30 8.2 Methods 30 8.3 Results 30 8.4 Discussion 31 8.4.1 Wild communities 31 8.4.2 Aquaculture 32 Frontier-Vietnam Environmental Research Report 9 iii
Na Hang Nature Reserve, Tat Ke Sector 1997 9.0 Amphibians and reptiles 9.1 Introduction 33 9.2 Methods 33 9.3 Results 33 9.4 Discussion 33 10.0 Birds 10.1 Introduction 35 10.2 Methods 35 10.3 Results 36 10.4 Discussion 37 10.4.1 Comparison with previous surveys 37 10.4.2 Range extensions and altitude reductions 38 10.4.3 Evidence of breeding 38 10.4.4 Biodiversity value 38 11.0 Mammals 11.1 Introduction 40 11.2 Methods 40 11.2.1 Mammal trapping 40 11.2.2 Bat netting 40 11.2.3 Observation 40 11.3 Results 41 11.3.1 Mammal trapping 41 11.3.2 Bat netting 41 11.3.3 Observation 41 11.4 Discussion 42 12.0 Socio-economic study 12.1 Introduction 44 12.2 Methods 44 12.3 Results 45 12.3.1 The people and place 45 12.3.2 Economic activity 46 12.3.3 Land tenure 47 12.3.4 Forest use 47 12.3.5 Peoples attitudes to conservation 49 12.3.6 Forestry protection 50 12.3.7 Ecotourism potential 51 12.4 Discussion 52 13.0 Conclusions 13.1 Tat Ke sector 53 13.2 Comparison of the Tat Ke and Ban Bung sectors 53 14.0 References 55 15.0 Appendices Appendix 1 Plant Species List Appendix 2 Forest Transect Diagrams Appendix 3 Family Composition of Forest Transect Flora Appendix 4 Butterfly Species List Appendix 5 Fish Species List Appendix 6 Amphibian and Reptile Lists Appendix 7 Bird Species List Appendix 8 Mammal Species List Appendix 9 List of specimens collected at Na Hang and their locations Frontier-Vietnam Environmental Research Report 9 iv
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Appendix 1. Habitat; Plants Plant s
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Species Habitat Fertile Uses/Status
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stages SONNERATIACEAE 638. Duabanga
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FOREST TRANSECT 1 Key: Ac Ao Ar Cl
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FOREST TRANSECT 3 Key: Cl Clusiacea
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Appendix 3. Forest plot data
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Myrtaceae 4 1.081 3.60 8 1.250 4.66
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Nymphalidae 32. Cethosia biblis Dru
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Appendix 4b. Butterflies recorded a
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1 2 3 4 5 25 Opsarichthys uncirostr
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Appendix 6. Amphibians and Reptiles
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A B C Upupipae: Hoopoe 14. Hoopoe (
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A B C Subfamily Muscicapinae: Flyca
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7b. Formulation used for the assess
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Appendix 8. Key; A Identified from:
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Appendix 9. List of specimens Insec
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