Terrestrial Biodiversity Assessment
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Preparatory Survey for New Bohol Airport Construction and Sustainable Environmental Protection Project Final Report Volume 3: Supplemental Documents TBA TERRESTRIAL BIODIVERSITY ASSESSMENT Preparatory Survey for New Bohol Airport Construction and Sustainable Environmental Protection Project Final Report Volume 3: Supplemental Documents TBA: Table of Contents Table of Contents EXECUTIVE SUMMARY ······································································ 1 Chapter1. INTRODUCTION ····························································· 1-1 Chapter2. BACKGROUND INFORMATION ········································ 2-1 2.1. Vegetation Formation of Panglao, Bohol ··················································· 2-1 2.2. Forest over Limestone ·········································································· 2-1 2.3. Faunal Facts and Figures ···································································· 2-3 Chapter3. METHODOLOGY ···························································· 3-1 3.1. Flora ······························································································· 3-1 3.2. Ecological Parameters Assessment ······················································· 3-5 3.3. Indices of species diversity and dominance ············································· 3-5 3.4. Fauna ······························································································· 3-7 Chapter4. SAMPLING METHODS, MEASUREMENTS, PROCESSING AND IDENTIFICATION ············································································ 4-1 4.1. Herpetofauna ···················································································· 4-1 4.2. Avifauna ··························································································· 4-3 4.3. Mammalian Fauna ············································································· 4-5 4.4. Arthropods ························································································· 4-7 Chapter5. RESULTS ······································································ 5-1 5.1. Flora ······························································································· 5-1 5.2. Fauna ····························································································· 5-21 Chapter6. SUMMARY ···································································· 6-1 6.1. Flora ······························································································· 6-1 6.2. Fauna ······························································································ 6-2 Chapter7. CONCLUSION ······························································· 7-1 7.1. Flora ······························································································· 7-1 7.2. Faunal Vertebrates ············································································· 7-2 7.3.Arthropods ························································································ 7-2 i Preparatory Survey for New Bohol Airport Construction and Sustainable Environmental Protection Project Final Report Volume 3: Supplemental Documents TBA: Table of Contents Chapter8. RECOMMENDATIONS ····················································· 8-1 List of Illustrations Chapter2. BACKGROUND INFORMATION Figure 2.1-1 Distribution of Karst Areas in the Philippines ································· 2-2 Chapter3. METHODOLOGY Figure 3.1-1 Map showing the quadrat locations1 ··········································· 3-3 Figure 3.1-2 Map showing the quadrat locations2 ··········································· 3-4 Figure 3.4-1 Map showing the quadrat locations3 ··········································· 3-8 Chapter4. SAMPLING METHODS, MEASUREMENTS, PROCESSING AND IDENTIFICATION Figure 4.1-1 Map showing the quadrat locations4 ··········································· 4-9 Chapter5. RESULTS Figure 5.1-1 Distribution of species and genera by family ································· 5-1 Figure 5.1-2 Percent composition of plants by growth habit ······························ 5-2 Figure 5.1-3 Percent composition of the most abundant weed species encountered 5-12 Figure 5.1-4 Relative dominance of weed species encountered in terms of percent cover ············································································································· 5-16 Figure 5.1-5 Diversity and evenness values of weed species in the four barangays covered by the New Bohol Airport Site ························································ 5-17 Figure 5.2-1 Endemic birds in each site ······················································· 5-40 Figure 5.2-2 Resident birds at each site ······················································· 5-41 Figure 5.2-3 Migrant bird in all sites ···························································· 5-41 Figure 5.2-4 Total number of endemic, resident and migratory birds in all sites ···· 5-42 Figure 5.2-5 Distribution of birds in Bohol and in all sites ································· 5-43 Figure 5.2-6 Species diversity, evenness and dominance of arthropods in the grasslands of the proposed site for the New Bohol Airport in Panglao, Bohol ······················ 5-57 Figure 5.2-7 Population of individual artropods [insect and aracnid species represented by their respective Families and Orders] in the grasslands of Barangay Danao, Panglao Bohol ··································································································· 5-58 Figure 5.2-8 Species diversity, evenness and dominance of arthropods in the scrub areas of the New Bohol Airport Site in Panglao, Bohol ···································· 5-58 Figure 5.2-9 Population of individual arthropods [insect and aracnid species represented by their respective Families and Orders] in the scrub areas of Barangay Danao, Panglao, Bohol ············································································ 5-59 Figure 5.2-10 Species diversity, evenness and dominace of nocturnal arthropods at the New Bohol Airport Site in Panglao, Bohol ················································ 5-60 Figure 5.2-11 Population of individual nocturnal artropods [insect and aracnid species represented by their respective Families and Orders] in Barangay Danao, Panglao Bohol ··································································································· 5-61 ii Preparatory Survey for New Bohol Airport Construction and Sustainable Environmental Protection Project Final Report Volume 3: Supplemental Documents TBA: Table of Contents List of Tabulations Chapter3. METHODOLOGY Table 3.3-1 Ordinal classification of species richness and dominance indices ······· 3-6 Chapter5. RESULTS Table 5.1-1 Plant species recorded in the wooded thickets within the proposed Bohol Airport Site in Panglao (arranged by family names) ········································· 5-2 Table 5.1-2 Importance values of the first 10 dominant species encountered in the shrub-layer of wooded thickets ··································································· 5-8 Table 5.1-3 Importance values of the first 10 dominant species encountered in the undergrowth of wooded thickets ·································································· 5-9 Table 5.1-4 Diversity and dominance values of the plant species encountered in the wooded thickets ······················································································· 5-9 Table 5.1-5 Weed species encountered within the New Bohol Airport Site in Panglao, Bohol ··································································································· 5-10 Table 5.1-6 Taxonomic Classification of agricultural crops found in the proposed airport site with corresponding number of individuals ··············································· 5-18 Table 5.1-7 Descriptive classifications and primary uses of the agricultural crops · 5-19 Table 5.1-8 Percentage of the descriptive classification of the agricultural crops ··· 5-20 Table 5.1-9 Percentage of the agricultural classification based on primary uses ··· 5-20 Table 5.1-10 Diversity and dominance values of Home gardens and plantations ·· 5-21 Table 5.2-1 Species of anurans in RSPL as compared with the Philippine data ···· 5-21 Table 5.2-2 Taxonomic classification of six anuran species identified in four selected barangays within the four villages of Panglao Island ······································· 5-22 Table 5.2-3 Percentage of captured anuran with corresponding IUCN status and distribution ····························································································· 5-22 Table 5.2-4 Percentage of anurans caught in each sampling area ····················· 5-24 Table 5.2-5 Species richness value of each barangay surveyed ························ 5-24 Table 5.2-6 Species diversity value of each barangay surveyed ························ 5-25 Table 5.2-7 Taxonomic list and distribution of bird species in four surveyed areas 5-33 Table 5.2-8 Relative abundance of the most common species in all sites ············ 5-36 Table 5.2-9 Relative abundance of all bird species seen in surveyed areas ········· 5-36 Table 5.2-10 Relative abundance of the most common species in all sites ·········· 5-38 iii Preparatory Survey for New Bohol Airport Construction and Sustainable Environmental Protection Project Final Report Volume 3: Supplemental Documents TBA: Table of Contents Table 5.2-11 Relative abundance of