Dr. Dilanthi Nadeeka Koralagama
+94 71 835 0897

Dr. Dilanthi Nadeeka Koralagama

Senior Lecturer
Department of Agricultural Economics and Agribusiness,
Faculty of Agriculture, University of Ruhuna,
Mapalana, Kamburupitiya,
Sri Lanka 81100
Profile QR Code
Research Interests
Agricultural economics Rural livelihoods Gender and agriculture Climate change adaptation Agri-food systems
Qualifications
Positions
  • Head | Agricultural Economics and Agribusiness

Biography

Dr. Dilanthi Nadeeka Koralagama is a Senior Lecturer in the Department of Department of Agricultural Economics and Agribusiness, Faculty of Agriculture, University of Ruhuna.

Journal Publications

Total: 58
01
Ratnasiri, S., Koralagama, D.N., & Harshana, P.V.S. 2025 (In print) “Impact of perishability on price asymmetric behaviour of fish, dried fish products: A nonlinear ARDL approach”. Marine Resource Economics, 40(3).
02
DN, K., & PVS, H. (2025). The Anchors of Home: Understanding How Place Attachment Strengthens Well-being of Sri Lanka’s Migratory Fisher Communities. Human Ecology , 1-12.
03
D, K., & K, D. M. W. K. (2025). The importance of Social Science research in Sustainable agricultural Development. Govi Janatha, Hector Kobbekaduwa Agrarian Research and Training Institute, Department of Agriculture (Annual issue).
04
Pre-conference webinar series conduced affiliated to the 11th International Conference on Fisheries, Aquaculture (ICFA 2025). The speech titled "From Data to Decision: Converting Fisheries Observations into Effective Policy Recommendations, " held on 18th March 2025 from 10:00 a.m. to 11:00 a.m. IST .
05
Thennakoon, T. M. N. P., Subodinee, A. A. M., Koralagama, D. N., & Hirimuthugoda, N. Y. (2024). Physicochemical and Microbial Characteristics of Selected Dried Fish Products in Sri Lankan Markets. Tropical Agricultural Research and Extension, 27(1).
06
H, K. M. D., & N, K. D. (2024). Economic crisis and food price inflation in Sri Lanka, Proceedings of 80th Annual Sessions, Sri Lanka Association for the Advancement of Sciences.
07
K, D. M. W. K., & N, K. D. (2024). Vulnerability of the Climate Change Adaptation Strategies of Women in Dry Zone, Proceedings of 80th Annual Sessions, Sri Lanka Association for the Advancement of Sciences.
08
Koralagama D N, Jessie Varquez, Raktima Ghosh. 2024. “Heterodox views on the economy of dried fish in South, Southeast Asia”. International Institute of Fisheries Economics and Trade (IIFET), Penang, Malaysia.
09
Thilakshana, U. P. G. K. J., & Koralagama, D. N. (2023). An Assessment of Power Distance and Leadership Styles in Agro-Based Small-Medium Enterprises in Sabaragamuwa Province, Sri Lanka. Tropical Agricultural Research and Extension, 26(1).
10
Wickrama, P. S. S. L., Koralagama, D. N., & Sandika, A. L. (2023). Diverse Value Chains, Pricing Strategies, and Price Information Sources of Selected Dried Fish Varieties in Sri Lanka. Wayamba Journal of Management, 14(2).
11
Wickrama, S. L., Koralagama, D., & Sandika, L. (2023). Consumers’ perception, buying behavior and income on consumption pattern of selected dried fish varieties in Sri Lanka. Advances in Technology , 20-32.
12
D, K., & J, T. (2023). Potentials of Good Agriculture Practices. Govi Janatha, Hector Kobbekaduwa Agrarian Research and Training Institute, Department of Agriculture (Vol 26).
13
Key note speaker, November 2023: delivered a keynote speech on “Shifting paradigm towards wellbeing” at the first international interdisciplinary conference at the Halu Oleo University, Kendari, Indonesia.
14
speech, P. (2023). – delivered a key note speech on “Is GDP sufficient? Importance of inclusive development” as the President of Section f of the Sri Lanka Association for the Advancement of Science. December 13th.
15
Koralegama, D. N. (2022). Fisher relevant wellbeing indicators of migrant fishers in Sri Lanka. Tropical Agricultural Research and Extension, 25(3).
16
Wickrama, S. L., Koralagama, D., & Abeysinghe, S. (2022). Value Stream Analysis and Middlemen Impact of Skipjack Tuna and Smoothbelly Sardinella Dried Fish Value Chains in Sri Lanka. Advances in Technology , 322-339.
17
Koralagama, D. N. (2022). An Assessment of Wellbeing Priorities of Small-scale Migratory Fishing Communities in the West Coast, Sri Lanka. Advances in Technology , 433-443.
18
Koralagama, D. N., & Peramunagama, S. S. M. (2022). Sea insecurity and small-scale fishers' well-being: A case study in Mannar, Sri Lanka. Vavuniya Journal of Science, 1(2).
19
Wickrama, PSSL., & Koralagama, DN 2022 Factors Affecting for Pricing of Skipjack Tuna and Sprats dried Fish Value Chains in Sri Lanka, Applied Economics and Business, 6 (2)
20
D, K. (2022). Potentials for e-commerce to eradicate poverty. Govi Janatha, Hector Kobbekaduwa Agrarian Research and Training Institute, Department of Agriculture (Vol 24).
21
Koralagama D., & Udugama M, Paramount need to address Food Security, Daily news, 17th of June, 2022.
22
Koralagama D., & Udugama M, Sri Lanka: Food security impacted by flawed economic policies, Observer Research Foundation, 16th of June, 2022
23
N, K. D., Adikary, A., S, W., & N, W. (2022). Gendered engagement in dried fish value chains in Sri Lanka. 8th conference on Gender in Aquaculture and Fisheries (GAF8), Kochin, India (Nov 21-23).
24
J.A, A., & N, K. D. (2022). Drying technologies used in dried fish production in Sri Lanka: A review paper. Sri Lanka Association for the Advancement of Science Proceedings of the 78th Annual Sessions - Part I. pp, 93(808/F).
25
S.A, A., & N, K. D. (2022). Gender involvement and contribution for dried fish processing in Negombo. Sri Lanka Association for the Advancement of Science Proceedings of the 78th Annual Sessions - Part I. pp, 94(809/F).
26
Wickrama, P. S. S. L., Koralagama, D. N., & AL, S. (2021). Assessing seasonal price behaviour of selected dried fish varieties in Sri Lanka. Tropical Agricultural Research & Extension, 24(1), 21-34.
27
Koralagama D., A Adikary.2021. Kalpitiya sundarathwaye nopenena kedawachakaya – Paper article published in Sinhalese, Vidusara, 23rd of June, 2021 (Page 09)
28
D, K. (2021). Towards circular agriculture. Hector Kobbekaduwa Agrarian Research and Training Institute, Department of Agriculture, Vol, 23(1), Page 3-7.
29
Served as a resource person in “Climate change and human mobility” webinar organised by International Organization for Migration (IOM), 2nd August, 2021.
30
(IOM), S. a. a. r. p. f. t. O. D. w. o. b. I. O. f. M., & June (2021). There were two programmes broadcast in English and Sinhala.
31
Koralagama D N, Wickrama SL, Adikary A.2021. A Preliminary Analysis of the Social Economy of Dried Fish in Sri Lanka. Dried Fish Matters. University of Ruhuna, Matara, Sri Lanka.
32
Wickrama PSSL, Koralagama D N, Harshana PVS. 2021 The impact of household income on dried fish consumption in Sri Lanka. International Symposium of Agriculture and Environment. University of Ruhuna, Sri Lanka.
33
U, W. S., & N, K. D. (2021). Prospectus and challenges in Ceylon Cinnamon exportation. International Symposium of Agriculture and Environment. University of Ruhuna, Sri Lanka. Available at:.
34
Koralagama D. 2018. “Lives of seasonal migrant fishers in Negombo” – paper article in Sinhalese – Lakbima irida sangrahaya, 30th of December, 2018 (Page 26)
35
Koralagama D. 2018. “Potentials to use e-commerce to uplift the rural economies” – Paper article in Sinhalese – Vidusara, 3rd of October, 2018 (page 07)
36
Koralagama, D., & Bavinck, M. (2018). Post-war resettlement and migrant fishers: a case study on small-scale fishery in mannar, sri lanka.
37
Koralagama, D. N., & Bavinck, M. (2018). Challenges in Governing Fisher Mobility: A Case Study from Post-War Sri Lanka.
38
Koralagama, & N, D. (2018). Challenges in governing fisher mobility: a case study from post-war Sri Lanka. International Research Conference on Humanities and Social Sciences, Faculty of Humanities and Social Sciences, University of Sri Jayawardanepura, Sri Lanka.
39
Koralagama, & N, D. (2018). Technological novelties for a sustainable deep sea fishery in Sri Lanka. International Symposium on Agriculture and Environment, Faculty of Agriculture, University of Ruhuna, Sri Lanka.
40
Koralagama, D., Gupta, J., & Pouw, N. (2017). Inclusive development from a gender perspective in small scale fisheries. Current Opinion in Environmental Sustainability , 24 , pp.1-6.
41
Coulthard, S., Amarasinghe, O., & Koralgama D. N (2013). What’s the added value of a social wellbeing approach to fisheries governance? - some propositions. MARE conference, University of Amsterdam, The Netherlands.
42
Arambewela, R., Koralagama, D., & Kaluarachchi, S. (2012). Use of ICT and Student Learning in Higher Education: Challenges and Responses. International Journal of People-Oriented Programming (IJPOP), 2(2), pp.37-49.
43
Koralagama, D., Sandika A. L. 2012.The impact of food price increase on poorhouseholds in Sri Lanka, Tropical Agricultural Research and Extension (TARE).Faculty of Agriculture, University of Ruhuna, SriLanka.
44
Umanga, HW and Koralagama D N. 2012.Women Empowerment through Beeralu Lace Industry in Southern Province. 3 rd International Symposium on Agriculture and Environment, University of Ruhuna: 223-225
45
L, S. K. P. G., & N, K. D. (2012). Analyze of distribution channels for big eye scads ( Selarcrumenophtthalamus ), trevallies ( CarangoidesSpp ), and seer fish ( Scomberomoruscommersoni ) in Southern Province of Sri Lanka. 18th Annual Scientific Session, Sri Lanka Association for Fisheries and Aquatic Resources (SLAFAR).
46
Koralagama, D N. 2011.Coping strategies of idiosyncratic shocks among small scale marine fishers in Southern Sri Lanka . 67 th Annual Scientific Session, Sri Lanka Association for the Advancement of Science .92
47
Gamage, S, T., Koralagama, N, D., Nawarathne, & B, S. (2011). Consumer perception and buying behaviour of Harischandra pasta products: Noodles,proceedings; Eighth Academic session, University of Ruhuna, Sri Lanka, Feb.
48
Krishanthi, Koralagama, D., & Amarasinghe, O. (2010). Assessment of the contribution of women towards sustainable livelihood in small scale fisheries: A case study in Rekawa, Tangalle. International Symposium: Proceedings, Faculty of Agriculture, University of Ruhuna, Sri Lanka. November.
49
Koralagama, D., & Koralagama, P. (2008). Prospects and challenges of kattudel fishery: an ancient fishing technique in Sri Lanka.
50
Koralagama, D. (2008). Community perception towards a set back area: A Case Study in Galle District, Sri Lanka.
51
Koralagama, D. (2008). Community perception towards a set back area: A case study in Galle district, Sri Lanka. International Institute of Fisheries Economics and Trade (IIFET 2008). NhaTrang, Viet Nam.
52
Koralagama, D. And Ashan, K P.2008. Prospects and challenges of Kattudel fishery: An ancient fishing technique in Sri Lanka. International Institute of Fisheries Economics and Trade (IIFET 2008). NhaTrang, Viet Nam.
53
Koralagama, D., Wijeratne, M.2007. Emergence of Participatory Rural Appraisal (PRA) Techniques as a strategy towards sustainable development: A Sri Lankan experience. Journal of Agriculture and Rural development in the Tropics and Sub tropics. German Institute for Tropical and subtropical Agriculture, Witzenhausen, University of Kassel, German; Volume 108, No 2.pg :149 – 160.
54
Koralagama, D., & Ashan, K. P. (2007). Post tsunami benefit assessment in fishing community: A case study in Matara district, Abstracts, International conference on aquatic research towards sustainable development, NARA, Sri Lanka.
55
Koralagama, D., Amarasinghe, O., & Jayakody, D. S. (2007). Export market of lobsters with special preference to slipper lobsters, Forth Academic session, University of Ruhuna, Sri Lanka, Jan.
56
Koralagama, D. ; Amarasinghe, O.; and Jayakody, D.S. 2006.Measures for a sustainable lobster fishery, Abstracts, Eleventh International Forestry symposium, University of Sri Jayawardanapura, Sri Lanka, Dec.
57
Wijeratne, M., De Silva W.N, & Koralagama, D. (2006). Restoration and rehabilitation practices for tsunami affected production systems - a case study in Hambantota District Abstracts, 10 th Anniversary International Symposium, University of Sabaragamuwa, Sri Lanka, July.
58
Wijeratne, M.; Koralagama, D. ;, De Silva W.N.2006. Application of Participatory Rural Appraisal Techniques for WeligangaWasama – Proceeding, 62 nd annual session of the Sri Lanka Association for the Advancement of Science (SLAAS), Dec.

Books / Book Chapters

Total: 10
01
Adikary S.A., Koralagama D.N.,, Weeratunge N. 2023. Maldive Fish Processing in Southern Sri Lanka, In Thrift, E., Galappaththi, M., Chuenpagdee, R., Ghosh, R., Khaing, W.W, Rahman, M., Akter, A., & Johnson, D. (Ed.) 2022. Dried Fish Matters: Exploring the Social Economy of Dried Fish. TBTI Global Publication Series, St. John's, NL,Canada. ISBN: 978-1-7773202-6-3
02
Koralagama D N, Hettiarachchi H A N D. 2023. Dried fish recipes with coconut milk, In Thrift, E., Galappaththi, M., Chuenpagdee, R., Ghosh, R., Khaing, W.W, Rahman, M., Akter, A., & Johnson, D. (Ed.) 2022. Dried Fish Matters: Exploring the Social Economy of Dried Fish. TBTI Global Publication Series, St. John's, NL,Canada. ISBN: 978-1-7773202-6-3
03
Koralagama D, Weeratunge N. 2023. Malini: Life history of a Maldive fish processor and producer association leader, In Thrift, E., Galappaththi, M., Chuenpagdee, R., Ghosh, R., Khaing, W.W, Rahman, M., Akter, A., & Johnson, D. (Ed.) 2022. Dried Fish Matters: Exploring the Social Economy of Dried Fish. TBTI Global Publication Series, St. John's, NL,Canada. ISBN: 978-1-7773202-6-3
04
Koralagama, D ., Bavinck, M., 2022. Blue Justice and Small-Scale Fisher Migration: A Case Study from Sri Lanka. In Blue Justice (pp. 119-137). Springer, Cham.
05
Weeratunge N., Gunatilaka R., Vanniasinkam N, Faslan M., Koralagama D. ,, Vitarana N. 2021. On the move: Gender, migration, and Wellbeing in four fishing communities in Sri Lanka, Country monograph, International Center for Ethnic studies, Sri Lanka.
06
Weeratunge, N., Gunatilaka, R., Vanniasinkam, N., Faslan, M., Koralagama, D. ,, Vitarana, N. 2020. To migrate or not: Social wellbeing and gendered household decision-making in fishing communities on the West and East coasts of Sri Lanka. Chapter 6 in Lund, R., Kusakabe, K., Rao, N. and Weeratunge, N., (Eds).‘Fisher folk in Cambodia, India and Sri Lanka: Migration, Gender and Well-being’. Routledge India, London.
07
Vitarana, N., Koralagama,D ., Weeratunge, N.,, Gunatilaka, R. 2020. Gendered networks, cooperation, and collective action in fishing communities on the west and east coasts of Sri Lanka . Chapter 10 in Lund, R., Kusakabe, K., Rao, N. and Weeratunge, N., (Eds).‘Fisher folk in Cambodia, India and Sri Lanka: Migration, Gender and Well-being’. Routledge India, London.
08
Coulthard, S., Sandaruwan.L.,Paranamana, N.,, D. Koralgama. 2014. Taking a wellbeing approach to fisheries research: insights from a Sri Lankan fishing village and relevance for sustainable fisheries . Chapter 5 in ‘Methodological challenges and new approaches to research in international development’ Palgrave, UK.
09
Wijeratne, M., Koralagama, D. 2015. Agriculture Economics and Farm record keeping. MahindaWijeratne: ISBN: 978 – 955 – 0347 – 00 – 2
10
Wijeratne, M., Koralagama, D . 2010. Field activities of Participatory Rural Appraisal. MahindaWijeratne: ISBN: 978 – 955 – 0347 – 00 – 1