Choi Mei Mei. / Thesis submitted in: December 2002. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2003. / Includes bibliographical references (leaves 214-236). / Abstracts in English and Chinese. / Abstract --- p.i / Acknowledgements --- p.vi / Table of Contents --- p.viii / List of Tables --- p.xi / List of Figures --- p.xii / Chapter Chapter One: --- General Introduction --- p.1 / Chapter 1.1 --- Introduction --- p.1 / Chapter 1.1.1 --- Coral bleaching --- p.2 / Chapter 1.1.2 --- Predation of corals by corallivorous gastropods --- p.20 / Chapter 1.2 --- Introduction of Study Sites- Tung Ping Chau --- p.33 / Chapter 1.3 --- Objectives of the Study --- p.35 / Chapter 1.4 --- Structure of this Thesis --- p.36 / Chapter Chapter Two: --- "Coral Bleaching and Predation by Corallivorous Gastropods in the Coral Communities of A Ye Wan and A Ma Wan, Tung Ping Chau" --- p.40 / Chapter 2.1 --- Introduction --- p.40 / Chapter 2.2 --- Materials and Methods --- p.45 / Chapter 2.2.1 --- Quantitative surveys --- p.45 / Chapter 2.2.2 --- "Quantifying the colour of corals, Porites lobata, in Tung Ping Chau" --- p.47 / Chapter 2.2.3 --- Physical parameters --- p.49 / Chapter 2.2.4 --- Data and statistical analysis --- p.49 / Chapter 2.3 --- Results --- p.50 / Chapter 2.3.1 --- Live coral coverage in A Ye Wan and A Ma Wan --- p.50 / Chapter 2.3.2 --- Proportion of Porites lobata paled --- p.52 / Chapter 2.3.3 --- Changes in colour intensity of Porites lobata between seasons --- p.54 / Chapter 2.3.4 --- Density of corallivorous gastropods --- p.55 / Chapter 2.3.5 --- Percentage coverage of live and dead Acropora tumida --- p.55 / Chapter 2.3.6 --- Physical parameters --- p.57 / Chapter 2.4 --- Discussion --- p.59 / Chapter 2.4.1 --- Live coral cover in A Ye Wan and A Ma Wan --- p.59 / Chapter 2.4.2 --- Bleaching of Porites lobata in summer and winter --- p.61 / Chapter 2.4.3 --- Colour intensity of Porites lobata in different seasons --- p.67 / Chapter 2.4.4 --- Predation on corals by corallivorous gastropods --- p.69 / Chapter Chapter Three: --- "Study on Coral Bleaching, Pontes bbata, in Tung Ping Chau by using Permanent Quadrats" --- p.103 / Chapter 3.1 --- Introduction --- p.103 / Chapter 3.2 --- Materials and Methods --- p.104 / Chapter 3.2.1 --- Study sites --- p.104 / Chapter 3.2.2 --- Permanent quadrat monitoring --- p.105 / Chapter 3.2.3 --- Corals sampling for zooxanthellae density and chlorophyll a concentration analysis --- p.106 / Chapter 3.2.3.1 --- Tissus collection --- p.106 / Chapter 3.2.3.2 --- Zooxanthellae counting --- p.107 / Chapter 3.2.3.3 --- Chlorophyll a determination --- p.107 / Chapter 3.2.3.4 --- Determination of coral surface area --- p.108 / Chapter 3.2.4 --- Data analysis --- p.108 / Chapter 3.3 --- Results --- p.109 / Chapter 3.3.1 --- Monitoring of bleaching of porties lobata in permanent quadrat --- p.109 / Chapter 3.3.2 --- Density of Zooxanthellae in Porites lobata --- p.111 / Chapter 3.3.3 --- Concentration of Chlorophyll a in Porites lobata --- p.112 / Chapter 3.3.4 --- Chlorophyll a per zooxanthellae --- p.113 / Chapter 3.4 --- Discussion --- p.114 / Chapter Chapter Four --- Study of Predation on coral Acropora tumida by Corallivorous Gastropods in Tung Ping Chau --- p.138 / Chapter 4.1 --- General Introduction --- p.138 / Chapter 4.2 --- Materials and Methods --- p.140 / Chapter 4.2.1 --- Study sites --- p.140 / Chapter 4.2.2 --- Preliminary evaluation of corallivorous gastropods as the coal predator --- p.141 / Chapter 4.2.3 --- Monthly monitoring of permanent quadrat --- p.142 / Chapter 4.2.4 --- Data and statistical analysis --- p.144 / Chapter 4.3 --- Results --- p.145 / Chapter 4.3.1 --- Species of corallivorous gastropods in Tung Ping Chau --- p.145 / Chapter 4.3.2 --- Feeding behavior of corallivorous gastropods in Tung Ping Chau --- p.146 / Chapter 4.3.3 --- Density of corallivorous gastropods --- p.147 / Chapter 4.3.3.1 --- Monthly change in density of corallivorous gastropods --- p.147 / Chapter 4.3.3.2 --- Correlation between gastropod density and temperature --- p.149 / Chapter 4.3.4 --- Cumulative percentage of area of feeding scar over time --- p.149 / Chapter 4.3.5 --- Monthly percentage change in the areas of feeding scar --- p.152 / Chapter 4.3.5.1 --- Monthly percentage change in the areas of feedling scar due to predation by Cronia margariticola and Drupella rugosa --- p.152 / Chapter 4.3.5.2 --- Correlation between gastropod density and monthly percentage change in area of scar --- p.153 / Chapter 4.3.5.3 --- Correlation between temperature and monthly percentage in area of the feeding scar --- p.154 / Chapter 4.3.6 --- Rate of predation --- p.154 / Chapter 4.3.6.1 --- Rate of predation by the corallivorous gastropods --- p.154 / Chapter 4.3.6.2 --- "Correlation between rate of predation, gastropod density and seawater temperature" --- p.155 / Chapter 4.3.7 --- Population size structure of the corallivorous gastropods --- p.156 / Chapter 4.3.7.1 --- Population size structure of Cronia margariticola --- p.156 / Chapter 4.3.7.2 --- Population size structure of Drupella rugosa --- p.158 / Chapter 4.4 --- Discussion --- p.159 / Chapter 4.4.1 --- Feeding behaviours of corallivorous gastropods --- p.159 / Chapter 4.4.2 --- Density of corallivorous gastropods --- p.162 / Chapter 4.4.3 --- Cumulative percentage of area of feeding scar --- p.170 / Chapter 4.4.4 --- Monthly percentage change of area of feeding scar --- p.173 / Chapter 4.4.5 --- Rate of predation --- p.175 / Chapter 4.4.6 --- Size structure of population size --- p.178 / Chapter 4.4.7 --- Predatory pressure from corallivorous gastropods in Tung Ping Chau --- p.185 / Chapter Chapter Five --- Summary and Perspectives --- p.207 / References --- p.214
| Identifer | oai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_324463 |
| Date | January 2003 |
| Contributors | Choi, Mei Mei., Chinese University of Hong Kong Graduate School. Division of Biology. |
| Source Sets | The Chinese University of Hong Kong |
| Language | English, Chinese |
| Detected Language | English |
| Type | Text, bibliography |
| Format | print, xvi, 236 leaves : ill. (some col.) ; 30 cm. |
| Coverage | China, Hong Kong, China, Hong Kong, China, Hong Kong, Ping Chau (Hong Kong, China) |
| Rights | Use of this resource is governed by the terms and conditions of the Creative Commons “Attribution-NonCommercial-NoDerivatives 4.0 International” License (http://creativecommons.org/licenses/by-nc-nd/4.0/) |
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