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Academic Staff member

Prof. L. P. Jayatissa

Senior Professor

B.Sc (RUHUNA, SL)
Mphil (RUHUNA, SL)
PhD(Stirling University, UK)

Email - Lpj@bot.ruh.ac.lk
Office - 0412227024 / 0412221479/4601


  • Plant Ecology,
  • Biostatistics,
  • Plant Anatomy,
  • Ecotoxicology, Environmental Science, Forestry and Forest Management
  • Research interests
  • Plant Ecology, Environmental Science, Ecotoxicology, Coastal Ecology, Medicinal Plants in Sri Lanka
  • Publications
  • Research Publications Indexed (SCI Expanded) Journals
  • Satyanarayana, B., Tom Van der Stocken, Guillaume Rans, Kodikara Arachchilage Sunanda Kodikara, Gaetane Ronsmans, Loku Pulukkuttige Jayatissa, Mohd-Lokman Husain, Nico Koedam, Farid Dahdouh-Guebas (2017)Island-wide coastal vulnerability assessment of Sri Lanka reveals that sand dunes, planted trees and natural vegetation may play a role as potential barriers against ocean surges. Global Ecology and Conservation 12, 144-157
  • Phillips, D.H., M.P. Kumara, L.P. Jayatissa, K.W. Krauss, M. Huxham. (2017). Mangrove density impacts on surface sediment accretion, belowground biomass and biogeochemistry in Puttalam Lagoon, Sri Lanka. Wetlands. 37(3), 471-483
  • Kodikara KAS, Mukherjee N., Jayatissa LP., Dahdouh-Guebas F., Koedam N (2016). Have mangrove restoration projects worked? An in-depth study in Sri Lanka. Restoration Ecology, 25 (5), 705-716
  • Jil Bournazel, Marappullige Priyantha Kumara, Loku Pulukuttige Jayatissa, Karin Viergever, Veronique Morel, Mark Huxham (2015). The impacts of shrimp farming on land-use and carbon storage around Puttalam lagoon, Sri Lanka.. Ocean & Coastal Management 113, p18-28
  • Di Nitto, D., P.L.A. Erftemeijer, J.K.L. van Beek, F. Dahdouh-Guebas, L. Higazi, K. Quisthoudt, L.P. Jayatissa & N. Koedam, 2013. Modelling drivers of mangrove propagule dispersal and restoration of abandoned shrimp farms. Biogeosciences 10: 5095-5113
  • Satyanarayanaa, B., S. Mulder, L.P. Jayatissa & F. Dahdouh-Guebas, 2013. Are the mangroves in the Galle-Unawatuna area (Sri Lanka) at risk? A social-ecological approach involving local stakeholders for a better conservation policy. Ocean and Coastal Management 71: 225-237.
  • Satyanarayana, B., N. Koedam, K. De Smet, D. Di Nitto, M. Bauwens, L.P. Jayatissa, S. Cannicci & F. Dahdouh-Guebas, 2011. Long-term mangrove forest development in Galle-Unawatuna (Sri Lanka): testing predictions made 10 years ago using very high resolution remote sensing and very high resolution ground-truth data. Marine Ecology Progress Series 443:51-63.
  • Kumara MP, Jayatissa L.P, Krauss KW, Phillips DH, Huxham M.(2010) High density mangrove plantation enhances surface accretion, surface elevation change, and tree survival in coastal areas susceptible to sea-level rise. Oecologia 164(2):545–553
  • Feagin, R.A., Mukherjee, N., Shanker, K., Baird, A. H., Cinner, J, Kerr, A. M., Koedam, N., Sridhar, A., Arthur, R., Jayatissa, L. P., Danny Lo Seen, Menon, M., Rodríguez, S., Shamsuddoha, Md., and Dahdouh-Guebas, F. (2010) Shelter from the storm? Use and misuse of bioshields for managing natural disasters on the coast. Conservation Letters. 3, 1-11
  • Deng, S., Huang, Y., He, H., Tan, F., Ni, X., Jayatissa, L.P., Hettiarachi, S., Shi, S., (2009) Genetic diversity of Aegiceras corniculatum (Myrsinaceae) revealed by amplified fragment length polymorphism (AFLP)Aquatic Botany, 90 (4), 275-281.
  • Jayatissa LP and Huxham M. Wicramasinghe WAADL, Dahdouh-Guebas, F. (2008) Interspecific Variations in Responses of Mangrove Seedlings to Two Contrasting Salinities. International Review of Hydrobiology, 93 (6), 700-710
  • Jayatissa, L.P., S. Hettiarachchi & F. Dahdouh-Guebas, (2006). An attempt to recover economic losses from decadal changes in two lagoon systems of Sri Lanka through a newly patented mangrove product. Environment, Development and Sustainability 8: 585-595.
  • Dahdouh-Guebas, F., A. Verheyden, J.G. Kairo, L.P Jayatissa & N. Koedam, (2006). Capacity building in tropical coastal resource monitoring in developing countries : a re-appreciation of the oldest remote sensing method. International Journal of Sustainable Development and World Ecology 13(1): 62-76.
  • Jayatissa, L.P., Silva, E.I.L., McElhiney, J, and Lawton, L.A. (2006) Occurrence of toxigenic cyanobacterial blooms in freshwaters of Sri Lanka. Systematic and Applied Microbiology. 26,156-164.
  • Jayatissa, L. P., Dahdouh-Guebas, F., Di Nitto, D., Bosire, J. O., Lo Seen, D., and Koedam, N. (2005). How effective were mangroves as a defense against the recent tsunami? Current Biology, 15, 443-447
  • Dahdouh-Guebas, F., Hettiarachchi, S., Lo Seen, D., Batelaan, O., Sooriyarachchi, S, Jayatissa, L. P. and Koedam, N. (2005). Transitions in ancient inland freshwater resource management in Sri Lanka affect biota and human populations in and around coastal lagoons. Current Biology 15: 579-586
  • Dahdouh-Guebas, F., E. Van Hiel, J.C.-W. Chan, L.P. Jayatissa & N. Koedam, (2005). Qualitative distinction of congeneric and introgressive mangrove species in mixed patchy forest assemblages using high spatial resolution remotely sensed imagery (IKONOS). Systematics and Biodiversity 2(2):113-119.
  • Jayatissa, L. P., Dahdouh-Guebas, F. and Koedam, N. (2002) A revision of the floral composition and distribution of mangroves in Sri Lanka. Botanical Journal of the Linnaean Society. 138, 29-43
  • Dahdouh-Guebas, F., J.G. Kairo, L.P. Jayatissa, S. Cannicci & N. Koedam (2002). An ordination study to view vegetation structure dynamics in disturbed and undisturbed mangroves forests in Kenya and Sri Lanka. Plant Ecology 161(1):
  • 123-135.
  • Jayatissa LP, Guero MC, Hettiarachi S, and Koedam N, (2002) Changes in vegetation cover and socio-economic transitions in a coastal lagoon (Kalametiya, Sri Lanka), as observed by teledetection and ground truthing, can be attributed to an upstream irrigation scheme. Environment, Development and Sustainability 4(2): 167-183.
  • Research publications in refereed journals; publishes at least two issues per year
  • Huxham, M, Kumara, M. P., Jayatissa, L. P., Krauss, K. W. , Kairo, J., Langat, J., Mencuccini, M., Skov, M. and Kirui, B. (2010) Intra and inter-specific facilitation in mangroves may increase resilience to climate change threats. Philosophical Transactions of the Royal Society B. 365, 2127-2135.
  • Research publications in refereed journals; publishes less than two issues per year
  • Kodikara KAS., Madarasinghe SK., Sripal DDN., Ranasinghe P., Jayatissa LP. (2018). Ethno-botanical approach for controlling some selected invasive alien species (IAS) in southern coastal area of Sri Lanka: Globally worth management strategy. Journal of the Department of Wildlife Conservation 6(2): pp. 53-65.
  • Dissanayake NP., Kodikara KAS., Premachandra S., Jayatissa LP. (2018). Structural and functional responses of xylem in Rhizophora mucronata Lam. seedlings under drought and hypersaline conditions. Journal of Ruhuna Science 9(1): pp. 13-31.
  • Dissanayake NP., Kodikara KAS., Vithanage DS., Krishnarajah SA., Rubasinghe MK., Jayatissa LP., Dayananda TG. (2015) Genetic relationship of Sri Lankan Exacum trinervium complex based on Random Amplified Polymorphic DNA technique. Wildlanka 3 (3), pp. 133 – 138.
  • Dissanayake, N.P., Madarasinghe, S.K., Kodikara K.A.S., Jayatissa, L.P., Koedam, N. and Dahdouh-Guebas, F. (2014). Preliminary study on the propagule dependency of Rhizophora seedlings. Journal of the Department of Wildlife Conservation . 2: p141-151
  • Farid Dahdouh-Guebas & Jayatissa Loku Pulukkuttige (2009). A bibliometrical review on pre- and posttsunami assumptions and facts about mangroves and other coastal vegetation as protective buffers. Ruhuna Journal of Science. 4, pp 28-50
  • Jayatissa, L. P. and Hettiarachi, S. (2006) Nature’s protection against nature’s fury: a post tsunami assessment of non-mangrove plants as elements to build a green belt against tsunami. Ruhuna Journal of Science, vol.1, 100-107
  • Jayatissa, L. P., Weerakkody W. A.T., Dissanayake N. P., Senanayake G., Sanjeewani S., (2006) A study of salt secretion by mangroves of Rekawa lagoon, Sri Lanka. Ruhuna Journal of Science, vol.1, 1-15
  • Jayatissa, L. P. and Wickramasinghe,W.A.A.D.L. (2006), Guidance for mangrove replanting:1. Interspecific variations in responses of mangrove saplings to two contrasting salinities. Ruhuna Journal of Science, vol.1, 47-60
  • Jayatissa, L. P and Vidanapathirana, M. (2005). Has paralytic shellfish poisoning occurred in Sri Lanka?: a case study on deaths after consumption of brown mussel, Perna perna (L .) Proceedings of Annual Science symposium, Faculty of Science, University of Ruhuna, Matara, Sri Lanka
  • Jayatissa, L. P., Lo Seen, D., Hettiarachi, S. and Senanayake, G. (2005). Nature’s protection against nature’s fury: a post tsunami assessment of the importance of mangroves as a natural barrier against the wrath of the sea. Proceedings of Annual Science symposium, Faculty of Science, University of Ruhuna, Matara, Sri Lanka
  • Hettiarachi, S. and Jayatissa, L. P. (2004) Changes of the mangrove cover of Rekawa lagoon, Sri Lanka, over a 38 year period: mitigating the significance of a surface increase. Proceedings of the second science symposium, Faculty of Science, University of Ruhuna, Matara, Sri Lanka. 49-60.
  • Patents:
  • L. P. Jayatissa, and S. Hettiarachi.- Sri Lanka Patent – no 13150 for the “production of phenolics-free fruit pulp from mangrove apple ( Sonneratia caseolaris) which can be used for Ice Cream and fruit drink”