{"id":"https://openalex.org/W7213295853","doi":"https://doi.org/10.1016/j.ecolind.2026.115503","title":"Evaluating functional connectivity in urban aquatic ecosystems using environmental DNA: A case study on eurasian otter (Lutra lutra) habitats in Daegu, South Korea","display_name":"Evaluating functional connectivity in urban aquatic ecosystems using environmental DNA: A case study on eurasian otter (Lutra lutra) habitats in Daegu, South Korea","publication_year":2026,"publication_date":"2026-09-15","ids":{"openalex":"https://openalex.org/W7213295853","doi":"https://doi.org/10.1016/j.ecolind.2026.115503"},"language":"en","primary_location":{"id":"doi:10.1016/j.ecolind.2026.115503","doi":"https://doi.org/10.1016/j.ecolind.2026.115503","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.ecolind.2026.115503","pdf_url":null,"source":{"id":"https://openalex.org/S194154261","display_name":"Ecological Indicators","issn_l":"1470-160X","issn":["1470-160X","1872-7034"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","doaj","jufo-1","ki-jl-1","norway-1","poland-200","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Ecological Indicators","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1016/j.ecolind.2026.115503","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5151833443","display_name":"Yujin Kang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Yujin Kang","raw_affiliation_strings":["Environmental Planning Institute, Seoul National University, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Environmental Planning Institute, Seoul National University, South Korea","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017678791","display_name":"\uc6d0\uc218\uc5f0","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I140172145","display_name":"University of Connecticut","ror":"https://ror.org/02der9h97","country_code":"US","type":"education","lineage":["https://openalex.org/I140172145"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Suyeon Won","raw_affiliation_strings":["Department of Plant Science and Landscape Architecture, University of Connecticut, 1376 Storrs Road, Unit 4067, Storrs, CT 06269-4067, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Plant Science and Landscape Architecture, University of Connecticut, 1376 Storrs Road, Unit 4067, Storrs, CT 06269-4067, USA","institution_ids":["https://openalex.org/I140172145"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5151709975","display_name":"Jiyoon Park","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jiyoon Park","raw_affiliation_strings":["Interdisciplinary Program in Landscape Architecture, Seoul National University, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Interdisciplinary Program in Landscape Architecture, Seoul National University, South Korea","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5087072804","display_name":"Youngkeun Song","orcid":"https://orcid.org/0000-0002-6996-3898","observed_orcids":["https://orcid.org/0000-0002-6996-3898"]},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Youngkeun Song","raw_affiliation_strings":["Department of Environmental Design, Graduate School of Environmental Studies, Seoul National University, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Environmental Design, Graduate School of Environmental Studies, Seoul National University, South Korea","institution_ids":["https://openalex.org/I139264467"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5087072804"],"corresponding_institution_ids":["https://openalex.org/I139264467"],"apc_list":{"value":3650,"currency":"USD","value_usd":3650},"apc_paid":{"value":3650,"currency":"USD","value_usd":3650},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.61891277,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"191","issue":null,"first_page":"115503","last_page":"115503"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12640","display_name":"Environmental DNA in Biodiversity Studies","score":0.8657000064849854,"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"}},"topics":[{"id":"https://openalex.org/T12640","display_name":"Environmental DNA in Biodiversity Studies","score":0.8657000064849854,"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"}},{"id":"https://openalex.org/T10199","display_name":"Wildlife Ecology and Conservation","score":0.06620000302791595,"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"}},{"id":"https://openalex.org/T10302","display_name":"Fish Ecology and Management Studies","score":0.019300000742077827,"subfield":{"id":"https://openalex.org/subfields/2309","display_name":"Nature and Landscape Conservation"},"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/eurasian-otter","display_name":"Lutra lutra","score":0.9990000128746033},{"id":"https://openalex.org/keywords/environmental-dna","display_name":"environmental DNA","score":0.9120000004768372},{"id":"https://openalex.org/keywords/urban-aquatic-ecosystems","display_name":"urban aquatic ecosystems","score":0.8389999866485596},{"id":"https://openalex.org/keywords/habitat-connectivity","display_name":"habitat connectivity","score":0.8610000014305115},{"id":"https://openalex.org/keywords/habitat-suitability","display_name":"habitat suitability","score":0.550000011920929},{"id":"https://openalex.org/keywords/fish-communities","display_name":"fish assemblages","score":0.5220000147819519},{"id":"https://openalex.org/keywords/prey-availability","display_name":"prey availability","score":0.3490000069141388},{"id":"https://openalex.org/keywords/habitat-restoration","display_name":"habitat restoration","score":0.5009999871253967},{"id":"https://openalex.org/keywords/species-distribution-modeling","display_name":"species distribution modeling","score":0.503000020980835},{"id":"https://openalex.org/keywords/maxent","display_name":"MaxEnt","score":0.6050000190734863},{"id":"https://openalex.org/keywords/daegu","display_name":"Daegu","score":0.6549999713897705}],"concepts":[{"id":"https://openalex.org/C2776931103","wikidata":"https://www.wikidata.org/wiki/Q200184","display_name":"Otter","level":2,"score":0.7663000226020813},{"id":"https://openalex.org/C185933670","wikidata":"https://www.wikidata.org/wiki/Q52105","display_name":"Habitat","level":2,"score":0.7037000060081482},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.5999000072479248},{"id":"https://openalex.org/C175327387","wikidata":"https://www.wikidata.org/wiki/Q3289906","display_name":"Aquatic ecosystem","level":2,"score":0.5471000075340271},{"id":"https://openalex.org/C110872660","wikidata":"https://www.wikidata.org/wiki/Q37813","display_name":"Ecosystem","level":2,"score":0.534500002861023},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.5246999859809875},{"id":"https://openalex.org/C20664614","wikidata":"https://www.wikidata.org/wiki/Q2067951","display_name":"Urban ecosystem","level":3,"score":0.4648999869823456},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.37630000710487366},{"id":"https://openalex.org/C2991714712","wikidata":"https://www.wikidata.org/wiki/Q3289906","display_name":"Aquatic environment","level":2,"score":0.35920000076293945},{"id":"https://openalex.org/C107826830","wikidata":"https://www.wikidata.org/wiki/Q929380","display_name":"Environmental resource management","level":1,"score":0.3156000077724457},{"id":"https://openalex.org/C526734887","wikidata":"https://www.wikidata.org/wiki/Q832237","display_name":"Environmental protection","level":1,"score":0.2906999886035919},{"id":"https://openalex.org/C2780267512","wikidata":"https://www.wikidata.org/wiki/Q6997828","display_name":"Nestedness","level":3,"score":0.2883000075817108},{"id":"https://openalex.org/C505870484","wikidata":"https://www.wikidata.org/wiki/Q180538","display_name":"Fishery","level":1,"score":0.2806999981403351},{"id":"https://openalex.org/C2778068638","wikidata":"https://www.wikidata.org/wiki/Q6485081","display_name":"Landscape connectivity","level":4,"score":0.27810001373291016},{"id":"https://openalex.org/C130217890","wikidata":"https://www.wikidata.org/wiki/Q47041","display_name":"Biodiversity","level":2,"score":0.27720001339912415},{"id":"https://openalex.org/C2986162411","wikidata":"https://www.wikidata.org/wiki/Q702492","display_name":"Urban environment","level":2,"score":0.272599995136261},{"id":"https://openalex.org/C158278297","wikidata":"https://www.wikidata.org/wiki/Q1756633","display_name":"Aquatic animal","level":3,"score":0.2687999904155731},{"id":"https://openalex.org/C58941895","wikidata":"https://www.wikidata.org/wiki/Q295865","display_name":"Ecosystem services","level":3,"score":0.2646999955177307},{"id":"https://openalex.org/C134037308","wikidata":"https://www.wikidata.org/wiki/Q6764288","display_name":"Marine habitats","level":3,"score":0.26420000195503235},{"id":"https://openalex.org/C39853841","wikidata":"https://www.wikidata.org/wiki/Q161078","display_name":"Urbanization","level":2,"score":0.2572000026702881},{"id":"https://openalex.org/C49545453","wikidata":"https://www.wikidata.org/wiki/Q69883","display_name":"Urban planning","level":2,"score":0.257099986076355},{"id":"https://openalex.org/C67715294","wikidata":"https://www.wikidata.org/wiki/Q170321","display_name":"Wetland","level":2,"score":0.2533000111579895},{"id":"https://openalex.org/C24784978","wikidata":"https://www.wikidata.org/wiki/Q864912","display_name":"Wildlife corridor","level":3,"score":0.25049999356269836}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1016/j.ecolind.2026.115503","doi":"https://doi.org/10.1016/j.ecolind.2026.115503","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.ecolind.2026.115503","pdf_url":null,"source":{"id":"https://openalex.org/S194154261","display_name":"Ecological Indicators","issn_l":"1470-160X","issn":["1470-160X","1872-7034"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","doaj","jufo-1","ki-jl-1","norway-1","poland-200","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Ecological Indicators","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:dcbb24fb2c3345308df0cbf1e7fd605c","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/dcbb24fb2c3345308df0cbf1e7fd605c","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Ecological Indicators, Vol 191, Iss , Pp 115503- (2026)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1016/j.ecolind.2026.115503","doi":"https://doi.org/10.1016/j.ecolind.2026.115503","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.ecolind.2026.115503","pdf_url":null,"source":{"id":"https://openalex.org/S194154261","display_name":"Ecological Indicators","issn_l":"1470-160X","issn":["1470-160X","1872-7034"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","doaj","jufo-1","ki-jl-1","norway-1","poland-200","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Ecological Indicators","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/6","display_name":"Clean water and sanitation","score":0.8571000099182129},{"id":"https://metadata.un.org/sdg/15","display_name":"Life on land","score":0.8518999814987183},{"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities","score":0.7250000238418579}],"study_designs":[],"awards":[{"id":"https://openalex.org/G558110292","display_name":null,"funder_award_id":"RS-2025-00562354","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"}],"funders":[{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":30,"referenced_works":["https://openalex.org/W1926462047","https://openalex.org/W1997243754","https://openalex.org/W2011565541","https://openalex.org/W2045032495","https://openalex.org/W2059499737","https://openalex.org/W2070741663","https://openalex.org/W2088528749","https://openalex.org/W2088891328","https://openalex.org/W2095195521","https://openalex.org/W2128072742","https://openalex.org/W2163290397","https://openalex.org/W2168354561","https://openalex.org/W2254267781","https://openalex.org/W2331673308","https://openalex.org/W2556546800","https://openalex.org/W2938474482","https://openalex.org/W2951175023","https://openalex.org/W3009754821","https://openalex.org/W3048869260","https://openalex.org/W3088550528","https://openalex.org/W3116537603","https://openalex.org/W3212563022","https://openalex.org/W4231736634","https://openalex.org/W4386517384","https://openalex.org/W4393116054","https://openalex.org/W4401973492","https://openalex.org/W4402144060","https://openalex.org/W4402564222","https://openalex.org/W4403184521","https://openalex.org/W4415780699"],"related_works":["https://openalex.org/W4386695913","https://openalex.org/W2027674878","https://openalex.org/W6967142337","https://openalex.org/W7127401614","https://openalex.org/W4415780699","https://openalex.org/W1980480217","https://openalex.org/W7204858457","https://openalex.org/W4409527706","https://openalex.org/W4367321836","https://openalex.org/W2989659700"],"abstract_inverted_index":{"The":[0],"integration":[1],"of":[2,18,179,187,211],"aquatic":[3,20,136,213],"environments":[4],"into":[5],"urban":[6,35,241],"ecosystems":[7],"for":[8,240],"biodiversity":[9],"conservation":[10,236],"has":[11],"gained":[12],"attention,":[13],"yet":[14],"the":[15,96,102,111,202],"ecological":[16],"functions":[17,210],"constructed":[19,212],"habitats":[21,137],"remain":[22],"underexplored.":[23],"This":[24],"study":[25],"characterized":[26],"Eurasian":[27],"otter":[28,67],"(":[29],"Lutra":[30],"lutra":[31],")":[32],"occurrence":[33,221],"across":[34,52,119],"water-body":[36],"types,":[37],"evaluated":[38],"biotic":[39],"and":[40,43,57,69,89,91,122,129,165,207,229,237],"abiotic":[41],"factors,":[42],"identified":[44,182],"connectivity-informed":[45],"restoration":[46,238],"priorities.":[47],"We":[48],"surveyed":[49],"32":[50],"sites":[51,81],"rivers,":[53],"streams,":[54],"tributaries,":[55],"reservoirs,":[56],"ponds":[58,90],"in":[59,87,92,127],"Daegu,":[60],"South":[61],"Korea,":[62],"using":[63],"qPCR":[64],"to":[65,71,135,232],"detect":[66],"eDNA":[68,76,147,220],"metabarcoding":[70],"characterize":[72],"fish":[73,154],"communities.":[74],"Otter":[75,146],"was":[77],"detected":[78],"at":[79],"26":[80],"(81.3%),":[82],"with":[83,153,226],"detections":[84],"particularly":[85],"frequent":[86],"reservoirs":[88],"Sincheon":[93],"Stream.":[94],"In":[95],"MaxEnt":[97],"model,":[98],"ecosystem":[99],"type":[100],"had":[101,110],"highest":[103,112],"percent":[104],"contribution,":[105],"whereas":[106],"distance":[107],"from":[108],"water":[109],"permutation":[113],"importance.":[114],"Predicted":[115],"suitable":[116],"areas":[117,131],"occurred":[118],"both":[120],"natural":[121],"artificial":[123],"environments;":[124],"however,":[125],"predictions":[126],"transportation":[128],"residential":[130],"may":[132,167],"reflect":[133],"proximity":[134],"or":[138,156],"movement":[139],"constraints":[140],"rather":[141],"than":[142,171],"direct":[143],"habitat":[144,185,227],"preference.":[145],"signals":[148],"were":[149],"not":[150],"significantly":[151],"associated":[152],"diversity":[155,173],"community":[157],"dominance,":[158],"suggesting":[159],"that":[160,218],"prey":[161],"biomass,":[162],"body":[163],"size,":[164],"accessibility":[166],"be":[168,224],"more":[169],"informative":[170],"taxonomic":[172],"alone.":[174],"Using":[175],"a":[176],"cloglog":[177],"threshold":[178],"\u22650.1,":[180],"we":[181],"85":[183],"core":[184],"patches":[186],"\u22655":[188],"ha.":[189],"Connectivity":[190],"analysis":[191],"highlighted":[192],"stream\u2013river":[193],"confluences":[194],"as":[195],"central":[196],"network":[197],"hubs,":[198],"constrained":[199],"connectivity":[200,230],"through":[201],"densely":[203],"developed":[204],"Jung-gu":[205],"area,":[206],"potential":[208],"stepping-stone":[209],"habitats.":[214],"These":[215],"findings":[216],"demonstrate":[217],"fine-scale":[219],"data":[222],"can":[223],"integrated":[225],"suitability":[228],"analyses":[231],"identify":[233],"spatially":[234],"explicit":[235],"priorities":[239],"otters.":[242]},"counts_by_year":[],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2026-09-16T00:00:00"}
