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Vocalisation and Call Activity Pattern of Sunda Scops Owl (Otus lempiji) (Aves: Strigidae) in Kubah National Park, Sarawak

Sunda Scops Owl (Otus lempiji) is a common owl that is widely distributed in Southeast Asia mainly in Malay Peninsular, Bali, Sumatra and Borneo. In this study, the vocalisation and call activity pattern ofthe Sunda Scops Owl was described. This study was conducted at the Frog Pond in Kubah Nation...

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Main Author: Wee, Jasmine Sui Ling
Format: Final Year Project Report
Language:English
Published: Universiti Malaysia Sarawak, (UNIMAS) 2017
Subjects:
QL Zoology
SF Animal culture
Online Access:http://ir.unimas.my/id/eprint/32049/2/Jasmine%20ft.pdf
http://ir.unimas.my/id/eprint/32049/
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spelling my.unimas.ir.320492024-09-11T01:07:29Z http://ir.unimas.my/id/eprint/32049/ Vocalisation and Call Activity Pattern of Sunda Scops Owl (Otus lempiji) (Aves: Strigidae) in Kubah National Park, Sarawak Wee, Jasmine Sui Ling QL Zoology SF Animal culture Sunda Scops Owl (Otus lempiji) is a common owl that is widely distributed in Southeast Asia mainly in Malay Peninsular, Bali, Sumatra and Borneo. In this study, the vocalisation and call activity pattern ofthe Sunda Scops Owl was described. This study was conducted at the Frog Pond in Kubah National Park (KNP), Sarawak from July to September 2015. The owl calls were recorded using a passive automatic recording system (i.e. Song Meter 3). There are two objectives ofthis study which are to document the vocalisation ofSunda Scops Owl Sarawak and to determine the call activity pattern of Sunda scops owl in KNP. The vocalisation ofSunda Scops Owl exhibit only a single call type which is the territorial call with a musical 'woouk woouk' with an interval of 10 to 15 seconds. Spectrogram of the call notes was generated and several vocalisation parameters were analysed. The call notes frequency range from 282.03 ± 12.93 Hz to 1205.15 ± 7.28 Hz and the average note duration of Sunda scops owl is 0.67 ± 0.02 seconds. They exhibit biphasic nightly calling pattern. Peak activity was observed during the first hour after sunset (1830 1930 hr) and three hours (0330 - 0630 hr) before sunrise. The temperature and rainfall was proven as significant factors that influenced the call frequency. Universiti Malaysia Sarawak, (UNIMAS) 2017 Final Year Project Report NonPeerReviewed text en http://ir.unimas.my/id/eprint/32049/2/Jasmine%20ft.pdf Wee, Jasmine Sui Ling (2017) Vocalisation and Call Activity Pattern of Sunda Scops Owl (Otus lempiji) (Aves: Strigidae) in Kubah National Park, Sarawak. [Final Year Project Report] (Unpublished)
institution Universiti Malaysia Sarawak
building Centre for Academic Information Services (CAIS)
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Sarawak
content_source UNIMAS Institutional Repository
url_provider http://ir.unimas.my/
language English
topic QL Zoology
SF Animal culture
spellingShingle QL Zoology
SF Animal culture
Wee, Jasmine Sui Ling
Vocalisation and Call Activity Pattern of Sunda Scops Owl (Otus lempiji) (Aves: Strigidae) in Kubah National Park, Sarawak
description Sunda Scops Owl (Otus lempiji) is a common owl that is widely distributed in Southeast Asia mainly in Malay Peninsular, Bali, Sumatra and Borneo. In this study, the vocalisation and call activity pattern ofthe Sunda Scops Owl was described. This study was conducted at the Frog Pond in Kubah National Park (KNP), Sarawak from July to September 2015. The owl calls were recorded using a passive automatic recording system (i.e. Song Meter 3). There are two objectives ofthis study which are to document the vocalisation ofSunda Scops Owl Sarawak and to determine the call activity pattern of Sunda scops owl in KNP. The vocalisation ofSunda Scops Owl exhibit only a single call type which is the territorial call with a musical 'woouk woouk' with an interval of 10 to 15 seconds. Spectrogram of the call notes was generated and several vocalisation parameters were analysed. The call notes frequency range from 282.03 ± 12.93 Hz to 1205.15 ± 7.28 Hz and the average note duration of Sunda scops owl is 0.67 ± 0.02 seconds. They exhibit biphasic nightly calling pattern. Peak activity was observed during the first hour after sunset (1830 1930 hr) and three hours (0330 - 0630 hr) before sunrise. The temperature and rainfall was proven as significant factors that influenced the call frequency.
format Final Year Project Report
author Wee, Jasmine Sui Ling
author_facet Wee, Jasmine Sui Ling
author_sort Wee, Jasmine Sui Ling
title Vocalisation and Call Activity Pattern of Sunda Scops Owl (Otus lempiji) (Aves: Strigidae) in Kubah National Park, Sarawak
title_short Vocalisation and Call Activity Pattern of Sunda Scops Owl (Otus lempiji) (Aves: Strigidae) in Kubah National Park, Sarawak
title_full Vocalisation and Call Activity Pattern of Sunda Scops Owl (Otus lempiji) (Aves: Strigidae) in Kubah National Park, Sarawak
title_fullStr Vocalisation and Call Activity Pattern of Sunda Scops Owl (Otus lempiji) (Aves: Strigidae) in Kubah National Park, Sarawak
title_full_unstemmed Vocalisation and Call Activity Pattern of Sunda Scops Owl (Otus lempiji) (Aves: Strigidae) in Kubah National Park, Sarawak
title_sort vocalisation and call activity pattern of sunda scops owl (otus lempiji) (aves: strigidae) in kubah national park, sarawak
publisher Universiti Malaysia Sarawak, (UNIMAS)
publishDate 2017
url http://ir.unimas.my/id/eprint/32049/2/Jasmine%20ft.pdf
http://ir.unimas.my/id/eprint/32049/
_version_ 1811600338439897088
score 13.211869

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