Biodiversity assessment of spiders in Singapore's central nature reserves

This eight weeks survey from December to March, 2012, was a continuation to study the diversity of Singapore’s spider in the Central Nature Reserves during the monsoon season. A total of 1273 spiders were collected and used in the result analysis. Results of this survey were compared to the previous...

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Bibliographic Details
Main Author: Ang, Joel Wei-Jie
Other Authors: Surajit Bhattacharyya
Format: Final Year Project (FYP)
Language:English
Published: 2012
Subjects:
Online Access:http://hdl.handle.net/10356/48696
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author Ang, Joel Wei-Jie
author2 Surajit Bhattacharyya
author_facet Surajit Bhattacharyya
Ang, Joel Wei-Jie
author_sort Ang, Joel Wei-Jie
collection NTU
description This eight weeks survey from December to March, 2012, was a continuation to study the diversity of Singapore’s spider in the Central Nature Reserves during the monsoon season. A total of 1273 spiders were collected and used in the result analysis. Results of this survey were compared to the previous survey done at early season last year, and changes to the spider community structure were discussed. The survey was conducted using three sampling methods namely – Active Searching, Beating and Leaf Litter sifting and sorting. There were a total of six sites identified for surveying mainly the Bukit Timah Nature Reserve, Nee Soon Swamp Forest and Eco-Links 1 – 4. Shannon-Wiener Index was used to calculate the species diversity at each sampling sites. The results revealed that Bukit Timah Nature Reserve had the highest species richness at 18.125±1.597 and diversity index at 2.372±0.134. All sampling sites except for E3 revealed good diversity index of above 2. A dendrogram was plotted using IBM SPSS Statistics 20 and revealed the close similarity between E1 and E2. Results of this study could serve as baseline data for long term biodiversity monitoring to guide our biodiversity conservation effort.
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spelling ntu-10356/486962023-02-28T18:02:16Z Biodiversity assessment of spiders in Singapore's central nature reserves Ang, Joel Wei-Jie Surajit Bhattacharyya School of Biological Sciences National Biodiversity Centre, National Parks Board Cai Yixiong DRNTU::Science This eight weeks survey from December to March, 2012, was a continuation to study the diversity of Singapore’s spider in the Central Nature Reserves during the monsoon season. A total of 1273 spiders were collected and used in the result analysis. Results of this survey were compared to the previous survey done at early season last year, and changes to the spider community structure were discussed. The survey was conducted using three sampling methods namely – Active Searching, Beating and Leaf Litter sifting and sorting. There were a total of six sites identified for surveying mainly the Bukit Timah Nature Reserve, Nee Soon Swamp Forest and Eco-Links 1 – 4. Shannon-Wiener Index was used to calculate the species diversity at each sampling sites. The results revealed that Bukit Timah Nature Reserve had the highest species richness at 18.125±1.597 and diversity index at 2.372±0.134. All sampling sites except for E3 revealed good diversity index of above 2. A dendrogram was plotted using IBM SPSS Statistics 20 and revealed the close similarity between E1 and E2. Results of this study could serve as baseline data for long term biodiversity monitoring to guide our biodiversity conservation effort. Bachelor of Science in Biological Sciences 2012-05-08T03:50:27Z 2012-05-08T03:50:27Z 2012 2012 Final Year Project (FYP) http://hdl.handle.net/10356/48696 en Nanyang Technological University 40 p. application/pdf
spellingShingle DRNTU::Science
Ang, Joel Wei-Jie
Biodiversity assessment of spiders in Singapore's central nature reserves
title Biodiversity assessment of spiders in Singapore's central nature reserves
title_full Biodiversity assessment of spiders in Singapore's central nature reserves
title_fullStr Biodiversity assessment of spiders in Singapore's central nature reserves
title_full_unstemmed Biodiversity assessment of spiders in Singapore's central nature reserves
title_short Biodiversity assessment of spiders in Singapore's central nature reserves
title_sort biodiversity assessment of spiders in singapore s central nature reserves
topic DRNTU::Science
url http://hdl.handle.net/10356/48696
work_keys_str_mv AT angjoelweijie biodiversityassessmentofspidersinsingaporescentralnaturereserves