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You are here: OUSL / Faculty of Natural Sciences / Dept. of Zoology 

Dr. S. P. Chandrasiri

BSc Hons. (Sri Jayewardenepura), PhD (Sri Jayewardenepura)

Senior Lecturer grade II

Department of Zoology
  • Central Campus, Ground floor, Science and Technology building, Room No : 16
  • spchandrasiri@gmail.com

Dr. P.H.S.P. Chandrasiri is an academic and researcher who holds a B.Sc. Special
Degree in Zoology and a Ph.D. from the University of Sri Jayewardenepura. She has
over 10 years of experience in university teaching, research, and academic
administration. Her work focuses primarily on environmental management, forestry, and
wildlife conservation. Throughout her career, she has contributed extensively to her
field, authoring research papers and presenting at numerous national and international
conferences. In addition to her research, she has served as an appointed lecturer for
Master’s programs and held key administrative roles, including serving on Ethics
Review Committees.

Ornithology, Wildlife Ecology, Bioresources Conservation

Ornithology, Wildlife Ecology, Conservation Biology, Tropical Montane Cloud Forests, Tropical Wet Evergreen Forests, Urban Wetlands, Herpetology, Plant-Bird Interactions, Bioresources Conservation, Microgreens

Visiting Lecturer Faculty of Urban and Aquatic Bioresources, University of Sri Jayewardenepura 2025 to Present

Temporary Research Assistant at the Faculty of Graduate Studies of University of Sri Jayewardenepura 2020 to 2024

Worked as a Temporary Research Assistant in the Department of Zoology, University of Sri Jayewardenepura 2015 to 2017

Worked as a Temporary Demonstrator in the Department of Zoology, University of Sri Jayewardenepura 2014 to 2015

ZYU4303 (Animal Behaviour) : 2026 onwards

  1. Abeyrathne B, Ranatunga N, Chandrasiri S, Madola I. (2024). Faunal diversity and the ecological aspects of a community-based fragmentedlowland rainforest patch in Western Province, Sri Lanka. 10.32526/ennrj/22/20230220. Environment and Natural Resources Journal, xx. Retrieved fromhttps://ph02.tcithaijo.org/index.php/ennrj/article/view/250594

 

  1. D.S.C. Dharmarathne, P.H.S.P. Chandrasiri and W.A.D. Mahaulpatha (2022). Breeding biology of Sri Lanka White-eye Zosterops ceylonensis (Aves: Passeriformes: Zosteropidae) in tropical montane cloud forests, Sri Lanka. Journal of Threatened Taxa 14(3): 20773–20779. https://doi.org/10.11609/jott.6985.14.3.20773–20779

 

  1. G.D.P. Jayasekara, P.H.S.P. Chandrasiri, W.D.S.C. Dharmarathne, M.C. Prabhath, and W.A.D. Mahaulpatha (2021). Implications of Invasive Shrub Gorse Ulex Europaeus L. Eradication Programs in Horton Plains National Park, Sri Lanka: A Case Study from a Tropical Island. Journal of Applied Ecology and Environmental Research 19(4):3323-3341.

 

  1. H.S.P. Chandrasiri and W.A.D. Mahaulpatha (2019). Frugivory of Sri Lanka Yellow-eared Bulbul (Pycnonotus penicillatus) and Seasonal Variation of Fruiting Phenology at Tropical Montane Cloud Forests. International Journal of multidisciplinary Studies, University of Sri Jayewardenepura, Sri Lanka. IJMS 2019 vol. 6 (2): 34 – 47.

 

  1. D.S.C. Dharmarathne, P.H.S.P Chandrasiri and W.A.D. Mahaulpatha (2018). Arrival of Indian Peafowl Pavo cristatus to the Horton Plains National Park Could It Be a Risk to the Endemic Fauna?. WILDLANKA Journal of the Department of Wildlife Conservation, Sri Lanka. 06. 032-035.

 

  1. H.S.P. Chandrasiri, W.D.S.C. Dharmarathne and W.A.D. Mahaulpatha (2018). Diversity and Distribution of Avifauna at the Tropical Montane Cloud Forests of Horton Plains National Park. Journal of Tropical Forestry and Environment. Vol 8, No 1.036-049.

 

  1. H.S.P. Chandrasiri, W.D.S.C Dharmarathne, W.A.D. Mahaulpatha and S.B.R. Lakmal (2017). Distribution of the Jungle Crow (Corvus levaillantii Lesson, 1831) and Their Potential Threats to Biodiversity in Horton Plains National Park, Sri Lanka. WILDLANKA Journal of the Department of Wildlife Conservation, Sri Lanka. 05. 073-077.

 

  1. H.S.P. Chandrasiri and W.A.D. Mahaulpatha (2017). Foraging Behaviour of Sri Lanka Yellow-eared Bulbul (Pycnonotus penicillatus) in the Montane Cloud Forests of Horton Plains National Park, Sri Lanka. International Journal of Science and Research (IJSR). 391. 695. 10.21275/ART20175226.

 

Conference Proceedings

 

  1. J.S. Samarasinghe and P.H.S.P. Chandrasiri (2013). Population assessment and status of Saltwater Crocodile (Crocodylus porosus) in Bellanwila-Attidiya Sanctuary, Attidiya, Sri Lanka, World Crocodile Conference Proceedings of the 22nd Working Meeting of the IUCN-SSC Crocodile Specialist Group, IUCN, Gland, Switzerland, 252-255.

 

Abstracts

2025

 

  1. P.H.S.P. Chandrasiri, G.G.T. Chandrathilake and M.A.F. Shafna (2025) Avian Nesting Patterns and Preferences in Urban Road Median Trees: A Case Study from Galle Road, Sri Lanka. Proceedings of the International Forestry and Environment Symposium of the Department of Forestry and Environmental Science, University of Sri Jayewardenepura, Sri Lanka. Pp 56 – Oral Presentation

 

2021

 

  1. P.H.S.P. Chandrasiri, L.M. Priyadarshana and P.H.B.N. Chandrasiri (2021). Foraging Behaviour of Sri Lanka green pigeon (Treron pompadora) in Tropical Wet Evergreen Forests of Sabaragamuwa Province, Sri Lanka. Proceedings of the International Forestry and Environment Symposium of the Department of Forestry and Environmental Science, University of Sri Jayewardenepura, Sri Lanka. pp 16 – Oral Presentation

 

2020

 

  1. P.H.S.P. Chandrasiri, L.M. Priyadarshana and P.H.B.N. Chandrasiri (2020) Foraging Behaviour of Oriental Dwarf Kingfisher (Ceyx erithaca) in Tropical Wet Evergreen Forests of Sabaragamuwa Province, Sri Lanka. Proceedings of the 7th Ruhuna International Science and Technology Conference (RISTCON 2020), Faculty of Science, University of Ruhuna, Matara, Sri Lanka. pp 115 – Poster Presentation

 

2019

  1. P.H.S.P. Chandrasiri, S.B.R. Lakmal and W.A.D. Mahaulpatha (2019). Nest Construction Scenario of Sri Lanka Yellow-eared Bulbul (Pycnonotus penicillatus) in Tropical Montane Cloud Forests of Horton Plains. Proceedings of the 6th Ruhuna International Science and Technology Conference (RISTCON 2019), Faculty of Science, University of Ruhuna, Matara, Sri Lanka. pp – 21. – Oral Presentation

 

  1. P.H.S.P. Chandrasiri, L.M. Priyadarshana, P.H.C.P., Chandrasiri P.H.B.N. Chandrasiri and Jayasekara E.G.D.P. (2019). Aspects of Foraging Strategies of Indian Pitta (Pitta brachyura) In Tropical Wet Evergreen Forests of Sabaragamuwa Province, Sri Lanka (2019).   Proceedings of WildLanka International Symposium 2019. – Poster Presentation

 

  1. P.H.S.P. Chandrasiri, W.D.S.C. Dharmarathne, E.G.D.P. Jayasekara, M.C. Prabhath, S.B.R. Lakmal and W.A.D. Mahaulpatha (2019). Distribution, Avian Frugivory and Fruiting Phenology of the Genus Rubus in the Tropical Montane Cloud Forest of Horton Plains National Park, Sri Lanka. Proceedings of WildLanka International Symposium 2019. – Poster Presentation

 

  1. P.H.S.P. Chandrasiri, W.D.S.C. Dharmarathne, E.G.D.P. Jayasekara, M.C. Prabhath, S.B.R. Lakmal and W.A.D. Mahaulpatha (2019). Aspects Associated with Nesting Ecology of Indian Blackbird (Turdus merula kinnisii) in Tropical Montane Cloud Forests of Horton Plains National Park, Sri Lanka. Proceedings of the International Forestry and Environment Symposium of the Department of Forestry and Environmental Science, University of Sri Jayewardenepura, Sri Lanka. pp 34 – Oral Presentation

 

  1. P.H.S.P. Chandrasiri, L. M. Priyadarshana, P.H.B.N. Chandrasiri, P.H.C.P. Chandrasiri and M. C. Prabhath (2019). Foraging behaviour of five species of Columbids in Tropical Wet Evergreen Forests of Sabaragamuwa Province, Sri Lanka. Student Conference on Conservation Science, 2019, Bengaluru, India. – Poster Presentation

 

  1. P.H.S.P. Chandrasiri, K.M. Hapuarachchi, K.G.S.H. Peiris and W.A.D. Mahaulpatha (2019). Application of Biometric measurements for Gender Identification of Sri Lanka Yellow-eared Bulbul (Pycnonotus penicillatus). Proceedings of the 6th International Conference on Multidisciplinary Approaches – 2019, Faculty of Graduate Studies, University of Sri Jayewardenepura, Nugegoda, Sri Lanka. pp 109 – Oral Presentation

 

2018

  1. P.H.S.P. Chandrasiri, S B R Lakmal and W.A.D. Mahaulpatha (2018). Diurnal Activity Budget of Yellow-eared Bulbul (Pycnonotus penicillatus) in Different Habitats of Tropical Montane Cloud Forests of Horton Plains National Park, Sri Lanka. Proceedings of WildLanka International Symposium 2018. – Poster Presentation

 

  1. E.G.D.P. Jayasekara, M.C. Prabhath, P.H.S.P. Chandrasiri and W.A.D.  Mahaulpatha (2018). Implications of Invasive Plant Ulex europeus Eradication Programs on the Grassland Population of Calotes nigrilabris (Black-Cheeked Lizard) Within HPNP. Proceedings of WildLanka International Symposium 2018. – Co-author

 

  1. W.D.S.C. Dharmarathne, P.H.S.P Chandrasiri and W.A.D.  Mahaulpatha (2018). Arrival of Indian Peafowl Pavo cristatus to the Horton Plains National Park Could It Be a Risk to the Endemic Fauna?. Proceedings of WildLanka International Symposium 2018. – Co-author

 

  1. P.H.S.P. Chandrasiri, W.A.D.  Mahaulpatha and W.D.S.C. Dharmarathne (2018). Interactions of Sri Lanka Yellow-eared Bulbul (Pycnonotus penicillatus) in the Mixed-Species Feeding Flocks at Tropical Montane Cloud Forests of Horton Plains. Proceedings of the 5th International Conference on Multidisciplinary Approaches – 2018, Faculty of Graduate Studies, University of Sri Jayewardenepura, Nugegoda, Sri Lanka pp 159.  – Oral Presentation

 

  1. P.H.S.P. Chandrasiri, S.B.R. Lakmal, E.K.D. Maduranga and W.A.D. Mahaulpatha (2018). Aspects of Parental Care Approaches and Nestling Diet of Yellow-eared Bulbul (Pycnonotus penicillatus) in Montane Region of Sri Lanka. Proceedings of the International Forestry and Environment Symposium 2018 of the Department of Forestry and Environmental Science, University of Sri Jayewardenepura, Sri Lanka. pp 11. – Oral Presentation

 

  1. W.D.S.C. Dharmarathne, P.H.S.P. Chandrasiri and W.A.D. Mahaulpatha (2018). Availability of   tree cavities for avian cavity nesters in tropical montane cloud forests at Horton Plains. Proceedings of the International Forestry and Environment Symposium 2018 of the Department of Forestry and Environmental Science, University of Sri Jayewardenepura, Sri Lanka. pp – 54.  – Oral Presentation

 

  1. M.C. Prabhath, Jayasekara E.G.D.P., Chandrasiri P.H.S.P. and Mahaulpatha W.A.D. (2018). Microhabitat Selection by endemic endangered frog Fejervarya greenii (Family: Dicroglossidae) in and around lentic waterbodies in a tropical montane cloud forest of Sri Lanka. Proceedings of 5th Ruhuna International Science and Technology Conference – RISTCON 2018. Pp-41 – Co-author

 

2017

  1. P.H.S.P. Chandrasiri, W.D.S.C. Dharmarathne, W.A.D. Mahaulpatha and S.B.R. Lakmal (2017). Distribution of the Jungle Crow (Corvus levaillantii Lesson, 1831) and Their Potential Threats to Biodiversity in Horton Plains National Park, Sri Lanka. Proceedings of WildLanka International Symposium 2017. – Oral Presentation

 

  1. P.H.S.P. Chandrasiri and W.A.D. Mahaulpatha (2017). Frugivory of Sri Lanka Yellow-eared Bulbul (Pycnonotus penicillatus) in Horton Plains National Park, Proceedings of the 4th International Conference on Multidisciplinary Approaches – 2017, Faculty of Graduate Studies, University of Sri Jayewardenepura, Nugegoda, Sri Lanka pp-154 – Oral Presentation

 

  1. P.H.S.P. Chandrasiri and W.A.D. Mahaulpatha (2017). Food Preference of Endemic Sri Lanka Yellow-eared Bulbul (Pycnonotus penicillatus) in Breeding and Nonbreeding seasons at Horton Plains National Park, Sri Lanka. International Forestry and Environment Symposium, Proceedings of the International Forestry and Environment Symposium 2017 of the Department of Forestry and Environmental Science, University of Sri Jayewardenepura, Sri Lanka. pp 18 – Oral Presentation

 

  1. P.H.S.P. Chandrasiri and W.A.D. Mahaulpatha (2017). Nest Site Selection of Sri Lanka Yellow-eared Bulbul (Pycnonotus penicillatus) in Horton Plains National Park, Proceedings of 73rd Annual Scientific Sessions of SLAAS – 2017. pp 75 – Oral Presentation

 

2016

  1. P.H.S.P. Chandrasiri, W.A.D. Mahaulpatha and W.D.S.C. Dharmarathne (2016). Diversity and Distribution of avifauna at the Tropical Montane Cloud Forests of Horton Plains National Park. Proceedings of the International Forestry and Environment Symposium 2016 of the Department of Forestry and Environmental Science, University of Sri Jayewardenepura, Sri Lanka. pp- 21 – Oral Presentation

 

  1. P.H.S.P. Chandrasiri and W.A.D. Mahaulpatha (2016). Distribution of Sri Lanka Yellow-eared Bulbul (Pycnonotus penicillatus) in Tropical Montane Cloud Forests – Horton Plains National Park, Proceedings of the 3rd International Conference on Multidisciplinary Approaches – 2016, Faculty of Graduate Studies, University of Sri Jayewardenepura, Nugegoda, Sri Lanka pp-03 – Oral Presentation

 

2015

  1. P.H.S.P. Chandrasiri and W.A.D Mahaulpatha (2015). Distribution of Water Monitor (Varanus salvator salvator) in Bellanwila-Attidiya Sanctuary, Sri Lanka, Proceedings of the International Forestry and Environment Symposium 2015 of the Department of Forestry and Environmental Science, University of Sri Jayewardenepura, Sri Lanka. Pp-19 – Oral Presentation

 

2014

  1. P.H.S.P. Chandrasiri and W.A.D Mahaulpatha (2014). Reptile diversity and distribution in Bellanwila-Attidiya Sanctuary, Sri Lanka, Proceedings of the International Forestry and Environment Symposium 2014 of the Department of Forestry and Environmental Science, University of Sri Jayewardenepura, Sri Lanka, pp-140 – Poster Presentation

 

2013

  1. P.H.S.P. Chandrasiri and Samarasinghe, D.J.S (2013). Population assessment and status of Saltwater Crocodile (Crocodylus porosus) in Bellanwila-Attidiya Sanctuary, Attidiya, Sri Lanka, Proceedings of the 22nd World Crocodile Conference. – Poster Presentation

Resource Person in Training Programs, Ministry of Education, Sri Lanka

Resource Person in Training Programs, Department of Wildlife Conservation, Sri Lanka

2025|University Research Grant – University of Sri Jayewardenepura

2019 | Best Presenter (Poster Presentation) WildLanka International Symposium, Department of Wildlife Conservation, Sri Lanka

2018 | Best Presenter (Oral Presentation) International Forestry and Environment Symposium, University of Sri Jayewardenepura, Sri Lanka

2016|IDEA WILD

2013|IDEA WILD

Ethics Review Committee – Animal Studies, University of Sri Jayewardenepura (2024 onwards)

Ethics Review Committee – Humanities and Social Sciences, University of Sri Jayewardenepura (2024 onwards)

Field Ornithologists Group of Sri Lanka (Life membership)

Butterfly Conservation Group of Sri Lanka

Sri Lanka Association for the Advancement of Science (2017 and 2018)