{"id":"https://openalex.org/W2992392005","doi":"https://doi.org/10.31357/fesympo.v24i0.4327","title":"Valuation of Marine Ecosystem Conservation: A Case Study on Hikkaduwa National Park, Sri Lanka","display_name":"Valuation of Marine Ecosystem Conservation: A Case Study on Hikkaduwa National Park, Sri Lanka","publication_year":2019,"publication_date":"2019-11-20","ids":{"openalex":"https://openalex.org/W2992392005","doi":"https://doi.org/10.31357/fesympo.v24i0.4327","mag":"2992392005"},"language":"en","primary_location":{"id":"mag:2992392005","doi":"https://doi.org/10.31357/fesympo.v24i0.4327","is_oa":true,"landing_page_url":"https://journals.sjp.ac.lk/index.php/fesympo/article/view/4327","pdf_url":null,"source":{"id":"https://openalex.org/S4210206931","display_name":"Proceedings of International Forestry and Environment Symposium","issn_l":"2235-9397","issn":["2235-9397","2235-9427"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310319327","host_organization_name":"University of Sri Jayewardenepura","host_organization_lineage":["https://openalex.org/P4310319327"],"host_organization_lineage_names":["University of Sri Jayewardenepura"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Proceedings of International Forestry and Environment Symposium","raw_type":null},"volume":null,"type":"conference-paper","indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://journals.sjp.ac.lk/index.php/fesympo/article/view/4327","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5086757413","display_name":"C.T. Jayaratne","orcid":"https://orcid.org/0000-0003-1764-8615","observed_orcids":["https://orcid.org/0000-0003-1764-8615","https://orcid.org/0009-0008-2886-0615"]},"institutions":[{"id":"https://openalex.org/I172828483","display_name":"University of Sri Jayewardenepura","ror":"https://ror.org/02rm76t37","country_code":"LK","type":"education","lineage":["https://openalex.org/I172828483"]}],"countries":["LK"],"is_corresponding":false,"raw_author_name":"C.T. Jayaratne","raw_affiliation_strings":["Department of Forestry & Environmental Science, University of Sri Jayewardenepura,#R##N#Sri Lanka"],"raw_orcid":"https://orcid.org/0000-0003-1764-8615","affiliations":[{"raw_affiliation_string":"Department of Forestry & Environmental Science, University of Sri Jayewardenepura,#R##N#Sri Lanka","institution_ids":["https://openalex.org/I172828483"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005064010","display_name":"J. C. Edirisinghe","orcid":"https://orcid.org/0000-0003-4602-9266","observed_orcids":["https://orcid.org/0000-0003-4602-9266"]},"institutions":[{"id":"https://openalex.org/I175606534","display_name":"Wayamba University of Sri Lanka","ror":"https://ror.org/043yykt67","country_code":"LK","type":"education","lineage":["https://openalex.org/I175606534"]}],"countries":["LK"],"is_corresponding":false,"raw_author_name":"J. C. Edirisinghe","raw_affiliation_strings":["Department of Agribusiness Management, University of Wayamba, Sri Lanka"],"raw_orcid":"https://orcid.org/0000-0003-4602-9266","affiliations":[{"raw_affiliation_string":"Department of Agribusiness Management, University of Wayamba, Sri Lanka","institution_ids":["https://openalex.org/I175606534"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091477977","display_name":"U.A.D.P. Gunawardena","orcid":"https://orcid.org/0000-0002-5945-3501","observed_orcids":["https://orcid.org/0000-0002-5945-3501"]},"institutions":[{"id":"https://openalex.org/I172828483","display_name":"University of Sri Jayewardenepura","ror":"https://ror.org/02rm76t37","country_code":"LK","type":"education","lineage":["https://openalex.org/I172828483"]}],"countries":["LK"],"is_corresponding":false,"raw_author_name":"U.A.D.P. Gunawardena","raw_affiliation_strings":["Department of Forestry & Environmental Science, University of Sri Jayewardenepura,#R##N#Sri Lanka"],"raw_orcid":"https://orcid.org/0000-0002-5945-3501","affiliations":[{"raw_affiliation_string":"Department of Forestry & Environmental Science, University of Sri Jayewardenepura,#R##N#Sri Lanka","institution_ids":["https://openalex.org/I172828483"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010930215","display_name":"Sahan T. M. Dissanayake","orcid":"https://orcid.org/0000-0002-4342-5979","observed_orcids":["https://orcid.org/0000-0002-4342-5979"]},"institutions":[{"id":"https://openalex.org/I126345244","display_name":"Portland State University","ror":"https://ror.org/00yn2fy02","country_code":"US","type":"education","lineage":["https://openalex.org/I126345244"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sahan T. M. Dissanayake","raw_affiliation_strings":["Department of Economics, Portland State University, U.S.A"],"raw_orcid":"https://orcid.org/0000-0002-4342-5979","affiliations":[{"raw_affiliation_string":"Department of Economics, Portland State University, U.S.A","institution_ids":["https://openalex.org/I126345244"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5063714969","display_name":"Darshana Rajapaksa","orcid":"https://orcid.org/0000-0002-8161-7963","observed_orcids":["https://orcid.org/0000-0002-8161-7963"]},"institutions":[{"id":"https://openalex.org/I172828483","display_name":"University of Sri Jayewardenepura","ror":"https://ror.org/02rm76t37","country_code":"LK","type":"education","lineage":["https://openalex.org/I172828483"]}],"countries":["LK"],"is_corresponding":false,"raw_author_name":"Darshana Rajapaksa","raw_affiliation_strings":["Department of Forestry & Environmental Science, University of Sri Jayewardenepura,#R##N#Sri Lanka"],"raw_orcid":"https://orcid.org/0000-0002-8161-7963","affiliations":[{"raw_affiliation_string":"Department of Forestry & Environmental Science, University of Sri Jayewardenepura,#R##N#Sri Lanka","institution_ids":["https://openalex.org/I172828483"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.31685499,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"24","issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10841","display_name":"Economic and Environmental Valuation","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10841","display_name":"Economic and Environmental Valuation","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12414","display_name":"Coastal and Marine Management","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2308","display_name":"Management, Monitoring, Policy and Law"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10341","display_name":"Coral and Marine Ecosystems Studies","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/coral-reef-conservation","display_name":"coral reef conservation","score":0.781000018119812},{"id":"https://openalex.org/keywords/marine-protected-areas","display_name":"marine protected areas","score":0.746999979019165},{"id":"https://openalex.org/keywords/willingness-to-pay","display_name":"willingness to pay","score":0.828000009059906},{"id":"https://openalex.org/keywords/willingness-to-accept","display_name":"willingness to accept","score":0.8349999785423279},{"id":"https://openalex.org/keywords/coral-reef-degradation","display_name":"coral reef degradation","score":0.7070000171661377},{"id":"https://openalex.org/keywords/coral-bleaching","display_name":"coral bleaching","score":0.8600000143051147},{"id":"https://openalex.org/keywords/sustainable-tourism","display_name":"sustainable tourism","score":0.6669999957084656},{"id":"https://openalex.org/keywords/marine-tourism","display_name":"marine tourism","score":0.48100000619888306},{"id":"https://openalex.org/keywords/discrete-choice-experiment","display_name":"discrete choice experiment","score":0.5830000042915344},{"id":"https://openalex.org/keywords/tourist-preferences","display_name":"tourist preferences","score":0.4569999873638153},{"id":"https://openalex.org/keywords/beach-cleanliness","display_name":"beach cleanliness","score":0.41999998688697815},{"id":"https://openalex.org/keywords/park-management-policy","display_name":"park management policy","score":0.4860000014305115}],"concepts":[{"id":"https://openalex.org/C79367842","wikidata":"https://www.wikidata.org/wiki/Q11292","display_name":"Coral reef","level":2,"score":0.7926234006881714},{"id":"https://openalex.org/C68800169","wikidata":"https://www.wikidata.org/wiki/Q1367500","display_name":"Marine protected area","level":3,"score":0.5768306255340576},{"id":"https://openalex.org/C2777834655","wikidata":"https://www.wikidata.org/wiki/Q643736","display_name":"Contingent valuation","level":3,"score":0.576433002948761},{"id":"https://openalex.org/C505870484","wikidata":"https://www.wikidata.org/wiki/Q180538","display_name":"Fishery","level":1,"score":0.5700321793556213},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.550114095211029},{"id":"https://openalex.org/C77044568","wikidata":"https://www.wikidata.org/wiki/Q184358","display_name":"Reef","level":2,"score":0.5393505096435547},{"id":"https://openalex.org/C2780993040","wikidata":"https://www.wikidata.org/wiki/Q46169","display_name":"National park","level":2,"score":0.5118705630302429},{"id":"https://openalex.org/C18918823","wikidata":"https://www.wikidata.org/wiki/Q49389","display_name":"Tourism","level":2,"score":0.5107920169830322},{"id":"https://openalex.org/C73849760","wikidata":"https://www.wikidata.org/wiki/Q5169528","display_name":"Coral reef protection","level":3,"score":0.443651020526886},{"id":"https://openalex.org/C143020374","wikidata":"https://www.wikidata.org/wiki/Q2411228","display_name":"Coral","level":2,"score":0.4411759078502655},{"id":"https://openalex.org/C107826830","wikidata":"https://www.wikidata.org/wiki/Q929380","display_name":"Environmental resource management","level":1,"score":0.35248011350631714},{"id":"https://openalex.org/C2777364431","wikidata":"https://www.wikidata.org/wiki/Q140813","display_name":"Willingness to pay","level":2,"score":0.3022376298904419},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.25800561904907227},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.21128296852111816},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.11402961611747742},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C185933670","wikidata":"https://www.wikidata.org/wiki/Q52105","display_name":"Habitat","level":2,"score":0.0},{"id":"https://openalex.org/C175444787","wikidata":"https://www.wikidata.org/wiki/Q39072","display_name":"Microeconomics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2992392005","doi":"https://doi.org/10.31357/fesympo.v24i0.4327","is_oa":true,"landing_page_url":"https://journals.sjp.ac.lk/index.php/fesympo/article/view/4327","pdf_url":null,"source":{"id":"https://openalex.org/S4210206931","display_name":"Proceedings of International Forestry and Environment Symposium","issn_l":"2235-9397","issn":["2235-9397","2235-9427"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310319327","host_organization_name":"University of Sri Jayewardenepura","host_organization_lineage":["https://openalex.org/P4310319327"],"host_organization_lineage_names":["University of Sri Jayewardenepura"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":"Proceedings of International Forestry and Environment Symposium","raw_type":null}],"best_oa_location":{"id":"mag:2992392005","doi":"https://doi.org/10.31357/fesympo.v24i0.4327","is_oa":true,"landing_page_url":"https://journals.sjp.ac.lk/index.php/fesympo/article/view/4327","pdf_url":null,"source":{"id":"https://openalex.org/S4210206931","display_name":"Proceedings of International Forestry and Environment Symposium","issn_l":"2235-9397","issn":["2235-9397","2235-9427"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310319327","host_organization_name":"University of Sri Jayewardenepura","host_organization_lineage":["https://openalex.org/P4310319327"],"host_organization_lineage_names":["University of Sri Jayewardenepura"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Proceedings of International Forestry and Environment Symposium","raw_type":null},"sustainable_development_goals":[{"display_name":"Life below water","score":0.5769000053405762,"id":"https://metadata.un.org/sdg/14"}],"sustainable_development_goals_aurora":[],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2477406959","https://openalex.org/W2793075115","https://openalex.org/W2954444080","https://openalex.org/W1636863380","https://openalex.org/W2143343742","https://openalex.org/W1963521507","https://openalex.org/W2139447195","https://openalex.org/W2982852263","https://openalex.org/W2010240365","https://openalex.org/W3143942889","https://openalex.org/W2753302284","https://openalex.org/W228645797","https://openalex.org/W3158628481","https://openalex.org/W10997525","https://openalex.org/W2387748600","https://openalex.org/W2088448122","https://openalex.org/W2169097957","https://openalex.org/W1515124514","https://openalex.org/W1973993229","https://openalex.org/W2558685227"],"abstract_inverted_index":{"Hikkaduwa":[0,19,388],"National":[1,389],"Park":[2],"is":[3,22,174,185,237,353,359],"one":[4],"of":[5,32,68,83,98,157,203,208,212,217,221,261,263,272,283,371],"the":[6,37,57,73,78,84,146,152,199,204,209,213,222,240,259,264,284,287,330,339,347,357,372,377],"four":[7],"marine":[8],"national":[9],"parks":[10],"in":[11,239,375],"Sri":[12],"Lanka":[13],"and":[14,47,114,168,215,233,245,268,291,306,309,318,351,363],"a":[15,23,54,249],"main":[16,195],"recreational":[17],"attraction.":[18],"coral":[20,58,99,205,223,235,247],"reef":[21,27,38,59,100,224,236],"typical":[24],"shallow":[25],"fringing":[26],"with":[28,122,177,294,311,319],"an":[29,95,228],"average":[30],"depth":[31],"around":[33],"5":[34],"metres.":[35],"However,":[36],"has":[39,60],"suffered":[40],"high":[41],"degradation":[42],"due":[43],"to":[44,63,87,132,144,151,254,278,302,328,333,338,394],"both":[45],"natural":[46],"manmade":[48],"causes.":[49],"Despite":[50],"being":[51],"designated":[52],"as":[53,227,299],"protected":[55],"area,":[56],"been":[61],"subjected":[62],"constant":[64],"exploitation":[65],"including":[66],"removal":[67],"breeding":[69],"ornamental":[70],"fish":[71],"for":[72,80,135,198],"commercial":[74],"market.":[75],"This":[76,90],"stress":[77],"need":[79],"sustainable":[81],"management":[82,101,271,379],"resource":[85],"related":[86],"tourism":[88],"activities.":[89],"research":[91],"aims":[92],"at":[93],"providing":[94],"economic":[96],"valuation":[97],"policy":[102],"options,":[103],"using":[104,119,148],"stated":[105],"preference-choice":[106],"experimental":[107],"analysis.":[108],"Random":[109],"sampling":[110],"method":[111],"was":[112,142,225,248],"used":[113,327],"200":[115],"visitors":[116,163],"were":[117,127,165,201,274,286,297,326],"interviewed":[118,128],"pretested":[120],"questionnaire":[121],"different":[123],"choice":[124],"sets.":[125],"Tourists":[126],"onsite":[129],"from":[130,166],"June":[131],"July":[133],"2019":[134],"data":[136,147],"collection.":[137],"A":[138],"conditional":[139],"logit":[140],"model":[141,173],"employed":[143],"analyse":[145],"STATA14.":[149],"According":[150,337],"results,":[153],"highest":[154],"number":[155],"(34%)":[156],"respondents":[158],"had":[159],"A/L":[160],"qualifications.":[161],"Many":[162],"(50%)":[164],"Gampaha":[167],"Colombo":[169],"Districts.":[170],"The":[171,182,194,219,323,369],"estimated":[172],"statistically":[175,186],"significant":[176,187,324],"0.46":[178],"pseudo":[179],"R-sq":[180],"value.":[181],"cost":[183],"variable":[184,252],"but":[188,231],"negatively":[189],"influenced":[190],"confirming":[191],"theoretical":[192],"expectations.":[193],"attributes":[196],"selected":[197],"study":[200],"condition":[202,211,220],"reef,":[206,384],"cleanliness":[207,262],"beach,":[210,265],"boats":[214,285,293,308,310],"availability":[216],"facilities.":[218],"considered":[226,298],"important":[229,251,276,300],"attribute,":[230],"healthy":[232],"improved":[234],"insignificant":[238],"model.":[241],"In":[242],"addition,":[243],"bleached":[244,350],"broken":[246,352],"less":[250,275],"compared":[253,277,301],"status":[255],"quo":[256],"option.":[257],"Regarding":[258],"attribute":[260,289],"clean":[266,280,360],"beach":[267,273,358],"no":[269,303],"proper":[270],"somewhat":[279],"beach.":[281],"Condition":[282],"other":[288],"presented":[290],"new":[292],"safe":[295,304,321],"jackets":[296,305],"old":[307],"engines":[312],"that":[313],"are":[314,349,380],"not":[315,365],"properly":[316,366],"functioning":[317],"some":[320],"jackets.":[322],"variables":[325],"estimate":[329],"marginal":[331],"willingness":[332],"pay":[334,395],"(WTP)":[335],"values.":[336],"results":[340,374],"Marginal":[341],"Willingness":[342,393],"To":[343],"Accept":[344],"(MWTA)":[345],"if":[346,356,364],"corals":[348],"Rs.":[354,361],"711,":[355],"684":[362],"managed":[367],"Rs.66.38.":[368],"usefulness":[370],"derived":[373],"guiding":[376],"park":[378],"discussed.":[381],"Keywords:":[382],"Coral":[383],"Choice":[385],"experiment":[386],"analysis,":[387],"Park,":[390],"Sustainable":[391],"tourism,":[392]},"counts_by_year":[],"updated_date":"2026-10-12T09:40:04.860316","created_date":"2025-10-10T00:00:00"}