भारतीय प्राणी सर्वेक्षण

Zoological Survey Of India

भारत सरकार
Government of India
पर्यावरण, वन और जलवायु परिवर्तन मंत्रालय
Ministry of Environment, Forest and
Climate Change

Status Survey of
Endangered Species
N Status Survey on !!Trochus niloticus!! (Linnaeus, 1767) in Andaman and Nicobar Islands
— Ramakrishna;Raghunathan, C.;Sivaperuman, C.
Status Survey of Endangered Species | pp 0001 - 0080 | 09 2010
Table of Contents
45 Entries
01
Introduction Page 0001
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02
Avant Propos Page 0001
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03
Fishing Zone Page 0001
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04
Method of Fishing Page 0002
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05
Fisheries and Statistics Page 0002
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06
Processing of shells Page 0003
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07
Commercial value Page 0003
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08
Systematic position Page 0004
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09
Classification of Trochus Niloticus Page 0008
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10
Morphology Page 0008
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11
Reproduction and Larval Development Page 0009
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12
Age and Growth Page 0009
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13
Food and Feeding Page 0010
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14
Animal Association Page 0011
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15
Distribution Page 0011
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16
Legislation on Trochus niloticus Page 0012
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17
Review of Literature Page 0013
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18
International Status Page 0013
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19
National Status Page 0014
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20
Studies on key areas Page 0015
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21
Objectives of the Study Page 0015
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22
Rationale Page 0015
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23
Period of Study Page 0016
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24
AIM Page 0016
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25
Study Area Page 0016
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26
Material and Methods Page 0020
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27
Physico-chemical Parameters Page 0020
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28
Biological Parameters Page 0022
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29
Estimation of Trochus niloticus standing stock Page 0022
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30
Personal interaction Page 0023
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31
Results and Discussion Page 0023
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32
Physico-chemical Parameters Page 0023
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33
Biological Parameters Page 0024
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34
Phytoplankton Page 0024
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35
Zooplankton Page 0024
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36
Status of Trochus niloticus Page 0026
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37
Density Page 0027
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38
Size Page 0028
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39
Habitat Page 0030
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40
Significant Findings on Trochus Niloticus Page 0054
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41
Illegal Fishing and Trading Page 0055
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42
Summary Page 0055
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43
Recommendations Page 0057
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44
Acknowledgements Page 0058
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45
References Page 0059
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