Department of Bio-science: Recent submissions

Now showing items 1-20 of 107

The ecology of a free-living population of the ass (Equus africanus) at Kalpitiya, Sri Lanka

Santiapillai, C.; Wijeyamohan, S.; Ashby, K.R. (Elsevier, 1999)

The ass was introduced into Sri Lanka many centuries ago, probably from north-eastern Africa by Arab traders, and became a conspicuous member of the herbivore fauna of the north-western coastal areas of the island. Now ...
Vulnerability of land use/cover associated with human-wildlife conflicts in Mullaitivu District, Sri Lanka

Bharathy, P.; Wijeyamohan, S.; Suthakar, K.; Surendran, S.N. (Taylor & Francis, 2022)

Human-wildlife conflict has increased over the decades and is now considered one of the most severe challenges to the survival of threatened species and the livelihood of communities worldwide. In Sri Lanka, population ...
Trade in Asian elephant ivory in Sri Lanka

Santiapillai, C.; Silva, A.; Karyawasam, C.; Esufali, S.; Jayaniththi, S.; Basnayake, M.; Unantenne, V.; Wijeyamohan, S. (Cambridge University Press, 1999)

Elephants Elephas maximus have declined in range and number in the wild in Sri Lanka, from c. 12,000 at the turn of the nineteenth century to c. 4000 today. While in the distant past the decline in elephant numbers was due ...
A visual system for scoring body condition of Asian elephants (Elephas maximus)

Wijeyamohan, S.; Treiber, K.; Schmitt, D.; Santiapillai, C. (Wiley Periodicals LLC, 2015)

A body condition score (BCS) may provide information on the health or production potential of an animal; it may also reflect the suitability of the environment to maintain an animal population. Thus assessing the BCS of ...
An assessment of the human-elephant conflict in Sri Lanka

Santiapillai, C.; Wijeyamohan, S.; Bandara, G.; Athurupana, R.; Dissanayake, N.; Read, B. (Faculty of Science, University of Peradeniya, Sri Lanka, 2010)

The association between man and elephant in Sri Lanka is ancient. Elephants being the largest terrestrial herbivores require relatively large areas and diversity of environments to forage. With the increase in human ...
Geospatial Analysis of Land Use/Land Cover Changes in the Northern Province, Sri Lanka

Bharathy, P.; Suthakar, K.; Wijeyamohan, S.; Surendran, S.N. (Geoinformatics International Co., Ltd, 2024)

Knowledge of the geographical distribution of land use/ cover and the trends and patterns of their change is required for spatial planning and management of a country's land resources. Satellite remote sensing and Geographic ...
Population structure, composition and abundance of elephants Elephas maximus in Minneriya National Park, Sri Lanka

Santiapillai, C.; Wijeyamohan, S.; Wijesundara, C.; Vandercone, R. (Bombay Bombay Natural History Society, 2003)

The Minneriya National Park was established mainly to enhance the long-term survival of the Asian elephant (Elephas maximus) in a predominantly agricultural area in Sri Lanka. The ancient reservoir, after which the Park ...
A paradigm shift in the management of musth among bull elephants in captivity in Sri Lanka

Santiapillai, C.; Read, B.; Jacobson, G.; Wijeyamohan, S.; Rambukpotha, S. (Faculty of Science, University of Peradeniya, Sri Lanka, 2011)

The phenomenon of musth among Asian elephants has been known since ancient times. Musth is a temporary post-pubertal, reproductive phenomenon commonly observed in the healthy male Asian elephant (Elephas maximus) both in ...
The indian peafowl (Pavo cristatus) in the Vicinity of the Giant’s Tank in Mannar District, Sri Lanka

Santiapillai, C.; Wijeyamohan, S. (Faculty of Science, University of Peradeniya, Sri Lanka, 2015)

The Indian peafowl Pavo cristatus is distributed widely across Sri Lanka’s low country dry zone. Observations of the peafowl were carried out in Mannar area for 46 days from July 2003 to October 2005 to understand their ...
The status of the baobab (Adansonia digitata L.) in Mannar Island, Sri Lanka

Vandercone, R.; Sajithran, T.M.; Wijeyamohan, S.; Santiapillai, C. (Indian Academy of Sciences, 2004)

The baobab (Adansonia digitata) is not native to Sri Lanka, but was introduced centuries ago, perhaps by Arab traders. Today about 40 trees survive in Sri Lanka, of which 34 have been identified and measured in the island ...
An ecological study of crocodiles in Ruhuna national park, Sri Lanka (with three text-figures)

Santiapillai, C.; Silva, M.D; Dissanayake, S.; Jayaratne, B.V.R.; Wijeyamohan, S. (JC DANIEL FOR BOMBAY NATURAL HISTORY SOCIETY, 2000)

A study was carried out in Block I (140 sq. km) of the Ruhuna National Park (RNP) opportunistically from October 1991' to October 1994, in order to study the two species of crocodiles occurring in Sri Lanka, viz. Crocodylus ...
Perceptions, awareness, and conservation challenges of urban wildlife in Jaffna Peninsula, Sri Lanka

Keerthana, S.; Priyanchanaa, P.; Vithusha, T.; Keerthanaram, T. (Young Zoologists’ Association of Sri Lanka (YZA)National Zoological Gardens, Dehiwala, 2025)

Sri Lanka is a developing country and is also labeled as one of the 36 biodiversity hotspots in the World. The post-civil war scenario accelerated development in the Northern Province, which leads to the vital question of ...
Abundance and diversity of phytoplankton and zooplankton in selected village tanks in Vavuniya, Sri Lanka

Samarawickrama, R.A.D.; Nanthakumaran, A.; Sivakumar, P.; Saravanan, S. (University of Peradeniya, 2023)

The abundance and diversity of planktons in selected village tanks namely Peraru, Nochchimoddai and Mamaduwa in the Vavuniya district were studied from March to April, 2021. The objectives of the study were to identify the ...
Nature of Phytoplankton Communities in the Southern Hemisphere Shallow Lakes,With an Emphasis on the Presence of Submerged Aquatic Vegetation: A Review

Patrick, A.E.S.; Florentine, S.; Palmer, G.C.; Mondon, J.; Mitchell, B.D. (Wiley, 2025)

Differences in the ecological stability of shallow lakes are reflected in the functional nature of the distinct phytoplankton communities in the Southern Hemisphere. Recent studies have highlighted growing uncertainties ...
Assessing Human-Elephant Conflict (HEC) along Peraru River, Mullaitivu, Sri Lanka

Banupriya, T.; Priyanchanaa, S.; Keerthana, S.; Keerthanaram, T. (Young Zoologists’ Association of Sri Lanka (YZA)National Zoological Gardens, Dehiwala, 2024)

Human-elephant conflict (HEC) is a major socioeconomic and conservation issue in Sri Lanka. Sri Lanka is the place where the highest Asian elephant density is observed, and almost 60% of the human population shares its ...
Evaluation of bee honey quality in the Nainamadu GN division, Vavuniya district, Sri Lanka

Hirushanthy, K.; Jeyagowri, N. (VINGNANAM Research Conference University of Jaffna, 2024-09-06)

Bee honey is a natural sweet substance produced by bees from the nectar of flowers, valued for its unique flavor, nutritional benefits, and medicinal applications. The quality of bee honey varies across regions due to ...
In Vitro Analysis of Antifungal Activity of the Selected Weed Species Against Rhizoctonia Solani Kuhn

Vimalaveera, S.I.; Nimalan, J.; Gamage, A.; Merah, O.; Madhujith, T. (Elsevier B.V., 2025-02-18)

The fungus Rhizoctonia solani Kuhn (R. solani) is the causative agent of the infection of sheath blight disease, which has harmful effects on rice (Oryzae sativa) cultivation in Sri Lanka. The approach to combating the ...
Strategies to Mitigate Greenhouse Gas (GHG) Emissions from the Solid Waste Management Sector: A Case Study of Vavuniya, Sri Lanka

Kayanan, S.; Basnayake, B.F.A.; Ariyawansha, R.T.K. (Wiley, 2024-09-16)

Te waste sector is a substantial source of GHG emissions worldwide. Open dumping and internal combustion (IC) waste collectionvehicles are signifcant sources of GHG emissions in Vavuniya. Tis research aims to estimate GHG ...
Development of an interactive solid waste information platform for the local authorities of Vavuniya, Sri Lanka

Kayanan, S.; Basnayake, B.F.A.; Ariyawansha (Springer Japan, 2023-04-17)

Earlier attempts to improve solid waste management (SWM) have failed because information on SWM is not disclosed, and local authorities (LAs) continue open dumping. Therefore, the focus of the study is to develop an evidenced ...
Membrane Hybrid System for Sustainable Removal of Organic Micropollutants and Biofoulants from Reverse-Osmosis Concentrate

Devaisy, S.; Jeong, S.; Kandasamy, J.; Nguyen, T.V.; Ratnaweera, H.; Vigneswaran, S. (American Society of Civil Engineers (ASCE), 2024-07-29)

This forum paper explores the performance and potential applications of the submerged membrane hybrid system (SMHS) integrated with adsorption and ion exchange resins in the removal of organic micropollutants (OMPs) from ...

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