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 of Indian Edible-nest Swiftlet !!Collocalia unicolor!! (Jerdon) in Western Ghats, West Coast and Islands in Arabian Sea, India
— Mahabal, Anil;Pande, Satish;Sharma, R. M.;Pednekar, Shivkumar N.
Status Survey of Endangered Species | pp 0001 - 0052 | 05 2007
Table of Contents
80 Entries
01
Acknowledgments Page 0000c
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02
Credits for Photographs Page 0000e
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03
1. Introduction Page 0001
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04
2. Historical Aspects and Review of Literature Page 0002
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05
3. Taxonomy Page 0004
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06
3.1. Systematic position Page 0004
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07
3.2. Local Names Page 0005
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08
3.3. Size Page 0005
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09
3.4. Weight Page 0005
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10
3.5. Length Page 0005
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11
3.6. Field Characters Page 0005
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12
3.7. Comparison between 'white-nest' building Edible-nest Swiftlets Page 0006
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13
Table-1 Page 0006
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14
Table-2 Page 0007
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15
3.8. Nidification and Commercial Value Page 0007
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16
4. Radiography and Wing Formula of Collocalia Unicolor Page 0007
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17
4.1. Digital Radiological Osteometry Page 0007
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18
4.2. Wing Formula Page 0008
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19
5. Known Distribution Page 0009
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20
6. Study Area Page 0009
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21
6.1. Larger Islands, Vengurla Rocks Archipelago Page 0011
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22
6.2. Other smaller Islets, Vengurla Rocks Archipelago Page 0011
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23
6.3. Submerged rocks, Vengurla Rocks Archipelago Page 0011
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24
6.4. West Coast and Western Ghats from Gujarat to Karnataka Page 0011
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25
6.5. 1st Oceanic Survey Page 0012
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26
6.6. 2nd Pelagic Survey Page 0013
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27
7. Topography and Climate of the Study Area Page 0014
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28
8. Study Period Page 0014
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29
9. Methodology Page 0015
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30
9.1. Vengurla Rocks Page 0015
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31
9.2. Other Areas Page 0016
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32
9.3. 1st Oceanic and 2nd Pelagic Surveys Page 0016
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33
10. Ecology and Behaviour Page 0016
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34
10.1. Residential Status Page 0016
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35
10.2. Habitat Page 0016
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36
10.3. Habits Page 0017
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37
10.4. Roosting Behaviour Page 0017
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38
10.5. Flight Patterns and Directional Routes Page 0018
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39
i. Individual Page 0018
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40
ii. (a-d) Flocks Page 0018
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41
10.6. Feeding Behaviour Page 0018
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42
10.7. Economic Importance Page 0019
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43
10.8. Calls Page 0019
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44
10.9. Breeding Page 0019
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45
i. Period Page 0019
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46
ii. Nest Page 0020
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47
iii. Weight of nest Page 0021
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48
iv. Other information of nest Page 0021
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49
v. Nest site fidelity Page 0021
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50
vi. Eggs Page 0021
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51
vii. Incubation Page 0022
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52
viii. Chicks Page 0023
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53
ix. Swiftlet populations Page 0023
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54
11. Recent Observations and Results Page 0024
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55
11.1. Brief description of newly discovered and known nesting sites Page 0024
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56
i. Old Lighthouse Island, Maharashtra Page 0024
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57
ii. Burnt Island, Maharashtra Page 0024
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58
iii. Tiracol, Goa Page 0027
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59
iv. Anjadeeva or Anjadeep Island, Karnataka Page 0027
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60
v. Netrani Island (Pigeon Island), Karnataka Page 0027
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61
vi. Jog or Gersoppa Falls, Karnataka Page 0028
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62
vii. Wellington-Coonoor Road, Tamil Nadu Page 0028
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63
viii. Tiger Caves, Nilgiris, TamilNadu Page 0028
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64
ix. Sacrifice Rock,Tellicherry, Kerala Page 0028
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65
x. South Travancore, Kerala Page 0028
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66
11.2. Brief description of newly discovered and known roosting sites (i to x) Page 0030
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67
12. Tabulation of Recent Observations and Published Records of Occurrence and Status of Collocalia Unicolor Page 0031
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68
12.1. Table-3 (i to viii) Page 0031
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69
12.2. Table-4 Page 0036
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70
12.3. Table-5 Page 0037
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71
13. Other Fauna and Flora on the Vengurla Rocks Archipelago and Netrani Island Page 0038
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72
13.1. Fauna on Old Lighthouse Island (i to v) Page 0038
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73
13.2. Fauna on and around Burnt Island (i to xvi) Page 0038
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74
13.3. Flora on Burnt Island Page 0040
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75
13.4. Fauna around Vengurla Rocks Page 0040
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76
13.5. Fauna on Netrani Island Page 0040
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77
Facts about Nest Trade from 1990's Onwards Page 0041
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78
Protection Measures Taken Page 0044
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79
Recommendations for Conservation Page 0045
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80
References Page 0048
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