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Browse our complete database of peer-reviewed articles, books, and international technical publications. Our researchers contribute to global environmental standards and continuous in-situ monitoring.
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Tracing the Plastic Tide: Assessing Microplastic Abundance and Distribution along the Attanagalu River in Sri Lanka
Karunarathna, Y.D.T.I., Wijetunge, D.S. & Ranatunga, R.R.M.K.P.
Full Citation & Journal
Karunarathna, Y.D.T.I., Wijetunge, D.S. & Ranatunga, R.R.M.K.P. (2026). Tracing the Plastic Tide: Assessing Microplastic Abundance and Distribution along the Attanagalu River in Sri Lanka. Water Air Soil Pollution 237, 956 (2026).
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Read ArticlePotential pollution by biodegradable waste: Assessing the degradability of oxo-degradable, compostable, and biodegradable products under laboratory conditions
Wijetunge, D., Manage, P. and Ranatunga, K.
Chemical composition and biofilm inhibition potential of selected biofouling organisms from coastal waters of western Sri Lanka
Weerasinghe, R. L., Chinthaka, S. D. M., & Ranatunga, R. R. M. K. P.
Assessing CO2 sources and sinks in and around Taiwan: Implication for achieving regional carbon neutrality by 2050
Hung, C.C., Hsieh, H.H., Chou, W.C., Liu, E.C., Chow, C.H., Chang, Y., Lee, T.M., Santschi, P.H., Ranatunga, R.R.M.K.P., Bacosa, H.P. and Shih, Y.Y.
Ecological ramifications of marine debris in mangrove ecosystems: Estimation of substrate coverage and physical effects of marine debris on mangrove ecosystem in Negombo Lagoon, Sri Lanka
Jayapala, H.P.S., Jayasiri, H.B., Ranatunga, R.R.M.K., Perera, I.J.J.U.N. and Bellanthudawa, B.K.A.
Ranking Sri Lanka among the World's Top Mismanaged Waste Polluters: Does Model Data Change the Story?
Ranatunga, R. R. M. K. P., Dilhara Wijetunge, W. V. P. H. Ranaweera, Chin-Chang Hung, Shang-Yin Vanson Liu, Qamar Schuyler, T. J. Lawson, and Britta Denise Hardesty
Occurrence of microplastics in some commercially important seafood varieties from Negombo, Sri Lanka
Kandeyaya, K. B. K. D. K., Ranatunga, S., & Ranatunga, R. R. M. K. P.
Carbon capture by macroalgae Sarcodia suae using aquaculture wastewater and solar energy for cooling in subtropical regions
Weerakkody, W. S., Ling, K. H., Hsieh, H.-H., Abedneko, V. G., Shyu, J.-F., Lee, T.-M., . . . Hung, C.-C.
Genetic stock structure of the silky shark Carcharhinus falciformis in the Indo-Pacific Ocean
Li, Y. J., Tsai, P., P. Ranatunga, M. K., Samidon, M., & Vanson Liu, S. Y.
Human Population Density is a Poor Predictor of Debris in the Environment
Schuyler, Q., Wilcox, C., Lawson, T. J., Ranatunga, R. R. M. K. P., Hu, C.-S., Global Plastics Project Partners, & Hardesty, B. D.
Species composition and conservation status of shark from fishery landings and fish markets in Sri Lanka revealed by DNA barcoding
Peiris, M. A. K., Kumara, T. P., Ranatunga, R. R. M. K. P., & Liu, S.-Y. V.
Occurrence of microplastics in commercial marine dried fish in Asian countries
Piyawardhana, N., Weerathunga, V., Chen, H.-S., Guo, L., Huang, P.-J., Ranatunga, R. R. M. K. P., & Hung, C.-C.
Eutrophication and Hypoxia in Tropical Negombo Lagoon, Sri Lanka
Hsieh, H.-H., Chuang, M.-H., Shih, Y.-Y., Weerakkody, W. S., Huang, W.-J., Hung, C.-C., François L. L. Muller, Ranatunga, RRMKP, Wijethunga, D. S.
Microplastics in beach sand and potential contamination of planktivorous fish Sardinella gibbosa inhabiting in coastal waters of Negombo, Sri Lanka
Ranatunga, R.R.M.K.P., Wijetunge, D. S., Karunarathna, K. P. R.
Molecular identification of the genus Molicola larvae from swordfish (Xiphias gladius) captured in Sri Lanka by ribosomal subunit gene sequencing
De Silva, D., Perera, J., Fernando, H., Ranatunga, R., De Silva, B.
Macrofouling assemblages in coastal waters adjacent to the Port of Colombo, Sri Lanka
Hendawitharana, M.P., Ranatunga, R.R.M.K.P.
Composition and abundance of marine debris stranded in beaches of Sri Lanka: Results from the first island-wide survey
Yong Chang Jang, Ranatunga, R.R.M.K.P.*, Jin Yong Mok, Kyung Shin Kim, Su Yeon Hong, Young Rae Choi, A J M Gunasekara
Settlement of non-native Watersipora subtorquata (d'Orbigny, 1852) in artificial collectors deployed in Colombo Port, Sri Lanka
Marasinghe, M., Ranatunga, R., & Anil, A.
Development of gonads and evidence of protogyny in Spangled emperor (Lethrinus nebulosus) from the coastal waters off Negombo, Sri Lanka
Ranatunga, R.R.M.K.P.*, Rathnayaka, S.
Determination of shelf-life of Yellowfin tuna (Thunnus albacares) with regard to microbial count, histamine level and flesh colour change
Hansamali, L.H.D., Ranatunga, R.R.M.K.P.*, Buddhinie, P.K.C., Perera, A.
Cytotoxicity evaluation and volatile component analysis of tropical marine sponge Clathria sp.
Weerasinghe, R.L., Ranatunga, R.R.M.K.P., Chinthaka, S.D.M., Marasinghe, M.M.K.I.
First record of plerocercoid larvae belong to the order Trypanorhyncha (Diesing 1863) isolated from swordfish (Xiphias gladius, Linnaeus 1758) captured off Sri Lanka
De Silva, D.P., Fernando, Ranatunga, R.R.M.K.P., De Silva, B.G.D.N.K.
A Comprehensive Review of Microplastic Contamination in Sri Lanka
Ranatunga, R. R. M. K. P. & Wijetunge, D. S.
Macro Issues of Microplastics: Present Status and Future Challenges
Wijetunge, D., Perera et al. (co-author Ranatunga, R.R.M.K.P., 2025)
GESAMP Working Group 44, Marine Biofouling: Non-Indigenous Species and Management Across Sectors
Joint Group of Experts on the Scientific Aspects of Marine Environmental Protection (IMO, FAO, UNESCO-IOC, UNIDO, WMO, IAEA, UN, UNEP, ISA, UNDP)
Global Plastic Leakage Baseline Data, Sri Lanka Country Report
Commonwealth Scientific and Industrial Research Organisation (CSIRO) & CMST
Sustainable Sri Lanka Vision and Strategic Path 2030 (Marine Resources Chapter)
Co-edited with Wicremanayake and Amarasinghe
Port Biological Baseline Survey Reports, Volumes I to IV: Ports of Colombo, Galle, Hambantota, and Trincomalee
Lead Editor & Scientific Team Leader: Ranatunga, R. R. M. K. P., Asanthi, H. B., de Croos, M. D. S. T., Jayasiri, H. B., Kumara, P. B. T. P. & Maithreepala, R. A.
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