{"id":"https://openalex.org/W7204993417","doi":"https://doi.org/10.47743/pesd2026201016","title":"Mapping Sturgeon Habitats: High-Resolution Riverbed Classification on the Danube River","display_name":"Mapping Sturgeon Habitats: High-Resolution Riverbed Classification on the Danube River","publication_year":2026,"publication_date":"2026-06-30","ids":{"openalex":"https://openalex.org/W7204993417","doi":"https://doi.org/10.47743/pesd2026201016"},"language":"en","primary_location":{"id":"doi:10.47743/pesd2026201016","doi":"https://doi.org/10.47743/pesd2026201016","is_oa":true,"landing_page_url":"https://doi.org/10.47743/pesd2026201016","pdf_url":"https://www.pesd.ro/articole/nr.20/nr.1/pesd2026201016 .pdf","source":{"id":"https://openalex.org/S2738458813","display_name":"Present Environment and Sustainable Development","issn_l":"1843-5971","issn":["1843-5971","2284-7820"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","dongbi-c","erih-plus","jufo-1","poland-20","russia-white-list-4","vabb-shw"],"host_organization":"https://openalex.org/P4310320322","host_organization_name":"De Gruyter Open","host_organization_lineage":["https://openalex.org/P4310320322","https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter Open","De Gruyter"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Present Environment and Sustainable Development","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://www.pesd.ro/articole/nr.20/nr.1/pesd2026201016 .pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5081540997","display_name":"Cristian Trifanov","orcid":"https://orcid.org/0000-0002-6373-6977","observed_orcids":["https://orcid.org/0000-0002-6373-6977"]},"institutions":[{"id":"https://openalex.org/I4210093479","display_name":"Danube Delta National Institute for Research and Development","ror":"https://ror.org/00hdnr317","country_code":"RO","type":"facility","lineage":["https://openalex.org/I4210093479","https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Cristian TRIFANOV","raw_affiliation_strings":["\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania"],"raw_orcid":"https://orcid.org/0000-0002-6373-6977","affiliations":[{"raw_affiliation_string":"\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania","institution_ids":["https://openalex.org/I4210093479"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052787452","display_name":"Marian Mierl\u0103","orcid":"https://orcid.org/0000-0001-8622-570X","observed_orcids":["https://orcid.org/0000-0001-8622-570X"]},"institutions":[{"id":"https://openalex.org/I4210093479","display_name":"Danube Delta National Institute for Research and Development","ror":"https://ror.org/00hdnr317","country_code":"RO","type":"facility","lineage":["https://openalex.org/I4210093479","https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Marian MIERLA","raw_affiliation_strings":["\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania"],"raw_orcid":"https://orcid.org/0000-0001-8622-570X","affiliations":[{"raw_affiliation_string":"\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania","institution_ids":["https://openalex.org/I4210093479"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011729405","display_name":"Ion Grigoras","orcid":"https://orcid.org/0000-0001-8586-6556","observed_orcids":["https://orcid.org/0000-0001-8586-6556"]},"institutions":[{"id":"https://openalex.org/I4210093479","display_name":"Danube Delta National Institute for Research and Development","ror":"https://ror.org/00hdnr317","country_code":"RO","type":"facility","lineage":["https://openalex.org/I4210093479","https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Ion GRIGORAS","raw_affiliation_strings":["\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania"],"raw_orcid":"https://orcid.org/0000-0001-8586-6556","affiliations":[{"raw_affiliation_string":"\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania","institution_ids":["https://openalex.org/I4210093479"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023307904","display_name":"A. Doro\u015fencu","orcid":"https://orcid.org/0000-0002-7629-6122","observed_orcids":["https://orcid.org/0000-0002-7629-6122"]},"institutions":[{"id":"https://openalex.org/I4210093479","display_name":"Danube Delta National Institute for Research and Development","ror":"https://ror.org/00hdnr317","country_code":"RO","type":"facility","lineage":["https://openalex.org/I4210093479","https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Alexandru DOROSENCU","raw_affiliation_strings":["\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania"],"raw_orcid":"https://orcid.org/0000-0002-7629-6122","affiliations":[{"raw_affiliation_string":"\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania","institution_ids":["https://openalex.org/I4210093479"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045755058","display_name":"Marian Iani","orcid":"https://orcid.org/0000-0002-0484-1128","observed_orcids":["https://orcid.org/0000-0002-0484-1128"]},"institutions":[{"id":"https://openalex.org/I4210093479","display_name":"Danube Delta National Institute for Research and Development","ror":"https://ror.org/00hdnr317","country_code":"RO","type":"facility","lineage":["https://openalex.org/I4210093479","https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Marian IANI","raw_affiliation_strings":["\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania"],"raw_orcid":"https://orcid.org/0000-0002-0484-1128","affiliations":[{"raw_affiliation_string":"\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania","institution_ids":["https://openalex.org/I4210093479"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027779060","display_name":"Marian Paraschiv","orcid":"https://orcid.org/0000-0003-1254-4614","observed_orcids":["https://orcid.org/0000-0003-1254-4614"]},"institutions":[{"id":"https://openalex.org/I4210093479","display_name":"Danube Delta National Institute for Research and Development","ror":"https://ror.org/00hdnr317","country_code":"RO","type":"facility","lineage":["https://openalex.org/I4210093479","https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Marian PARASCHIV","raw_affiliation_strings":["\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania"],"raw_orcid":"https://orcid.org/0000-0003-1254-4614","affiliations":[{"raw_affiliation_string":"\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania","institution_ids":["https://openalex.org/I4210093479"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081042363","display_name":"\u015etefan Hon\u0163","orcid":"https://orcid.org/0000-0002-6806-2406","observed_orcids":["https://orcid.org/0000-0002-6806-2406"]},"institutions":[{"id":"https://openalex.org/I4210093479","display_name":"Danube Delta National Institute for Research and Development","ror":"https://ror.org/00hdnr317","country_code":"RO","type":"facility","lineage":["https://openalex.org/I4210093479","https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Stefan HONT","raw_affiliation_strings":["\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania"],"raw_orcid":"https://orcid.org/0000-0002-6806-2406","affiliations":[{"raw_affiliation_string":"\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania","institution_ids":["https://openalex.org/I4210093479"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058000786","display_name":"Cristian Constantin Stoleriu","orcid":"https://orcid.org/0000-0001-8852-2724","observed_orcids":["https://orcid.org/0000-0001-8852-2724"]},"institutions":[{"id":"https://openalex.org/I138164181","display_name":"Alexandru Ioan Cuza University","ror":"https://ror.org/022kvet57","country_code":"RO","type":"education","lineage":["https://openalex.org/I138164181"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Cristian Constantin STOLERIU","raw_affiliation_strings":["Alexandru Ioan Cuza University of Iasi, Faculty of Geography and Geology, Iasi, Romania"],"raw_orcid":"https://orcid.org/0000-0001-8852-2724","affiliations":[{"raw_affiliation_string":"Alexandru Ioan Cuza University of Iasi, Faculty of Geography and Geology, Iasi, Romania","institution_ids":["https://openalex.org/I138164181"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085971750","display_name":"Alin Mihu\u2010Pintilie","orcid":"https://orcid.org/0000-0002-1686-9558","observed_orcids":["https://orcid.org/0000-0002-1686-9558"]},"institutions":[{"id":"https://openalex.org/I138164181","display_name":"Alexandru Ioan Cuza University","ror":"https://ror.org/022kvet57","country_code":"RO","type":"education","lineage":["https://openalex.org/I138164181"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Alin MIHU-PINTILIE","raw_affiliation_strings":["Alexandru Ioan Cuza University of Iasi, Interdisciplinary Research Institute, Science Department, Iasi"],"raw_orcid":"https://orcid.org/0000-0002-1686-9558","affiliations":[{"raw_affiliation_string":"Alexandru Ioan Cuza University of Iasi, Interdisciplinary Research Institute, Science Department, Iasi","institution_ids":["https://openalex.org/I138164181"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103066211","display_name":"Iuliana-Mihaela Tudor","orcid":"https://orcid.org/0000-0001-6318-0166","observed_orcids":["https://orcid.org/0000-0001-6318-0166"]},"institutions":[{"id":"https://openalex.org/I4210093479","display_name":"Danube Delta National Institute for Research and Development","ror":"https://ror.org/00hdnr317","country_code":"RO","type":"facility","lineage":["https://openalex.org/I4210093479","https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Iuliana Mihaela TUDOR","raw_affiliation_strings":["\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania"],"raw_orcid":"https://orcid.org/0000-0001-6318-0166","affiliations":[{"raw_affiliation_string":"\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania","institution_ids":["https://openalex.org/I4210093479"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071219466","display_name":"Marian Tudor","orcid":"https://orcid.org/0000-0002-8135-6732","observed_orcids":["https://orcid.org/0000-0002-8135-6732"]},"institutions":[{"id":"https://openalex.org/I4210093479","display_name":"Danube Delta National Institute for Research and Development","ror":"https://ror.org/00hdnr317","country_code":"RO","type":"facility","lineage":["https://openalex.org/I4210093479","https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Marian TUDOR","raw_affiliation_strings":["\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania"],"raw_orcid":"https://orcid.org/0000-0002-8135-6732","affiliations":[{"raw_affiliation_string":"\u201cDanube Delta\u201d National Institute for Research and Development, Tulcea, Romania","institution_ids":["https://openalex.org/I4210093479"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"20","issue":"1","first_page":"1","last_page":"1"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10302","display_name":"Fish Ecology and Management Studies","score":0.8715999722480774,"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"}},"topics":[{"id":"https://openalex.org/T10302","display_name":"Fish Ecology and Management Studies","score":0.8715999722480774,"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"}},{"id":"https://openalex.org/T11698","display_name":"Underwater Acoustics Research","score":0.08070000261068344,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10577","display_name":"Hydrology and Sediment Transport Processes","score":0.03709999844431877,"subfield":{"id":"https://openalex.org/subfields/1904","display_name":"Earth-Surface Processes"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/riverbed-mapping","display_name":"riverbed mapping","score":0.675000011920929},{"id":"https://openalex.org/keywords/benthic-substrate","display_name":"benthic substrate","score":0.7229999899864197},{"id":"https://openalex.org/keywords/scour-pools","display_name":"scour pools","score":0.8669999837875366},{"id":"https://openalex.org/keywords/spawning-grounds","display_name":"spawning grounds","score":0.6729999780654907},{"id":"https://openalex.org/keywords/bathymetry","display_name":"bathymetry","score":0.5699999928474426},{"id":"https://openalex.org/keywords/digital-terrain-model","display_name":"digital terrain model","score":0.6449999809265137},{"id":"https://openalex.org/keywords/lower-danube","display_name":"Lower Danube","score":0.6600000262260437},{"id":"https://openalex.org/keywords/danube-delta-biosphere-reserve","display_name":"Danube Delta Biosphere Reserve","score":0.9810000061988831},{"id":"https://openalex.org/keywords/noviodunum","display_name":"Noviodunum","score":0.8619999885559082},{"id":"https://openalex.org/keywords/habitat-conservation","display_name":"habitat conservation","score":0.382999986410141}],"concepts":[{"id":"https://openalex.org/C185933670","wikidata":"https://www.wikidata.org/wiki/Q52105","display_name":"Habitat","level":2,"score":0.6635000109672546},{"id":"https://openalex.org/C174943157","wikidata":"https://www.wikidata.org/wiki/Q810826","display_name":"Bathymetry","level":2,"score":0.6237999796867371},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.5557000041007996},{"id":"https://openalex.org/C137527640","wikidata":"https://www.wikidata.org/wiki/Q570309","display_name":"Bedrock","level":2,"score":0.5486000180244446},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.4787999987602234},{"id":"https://openalex.org/C127491152","wikidata":"https://www.wikidata.org/wiki/Q1527595","display_name":"Cobble","level":3,"score":0.4496999979019165},{"id":"https://openalex.org/C2777289219","wikidata":"https://www.wikidata.org/wiki/Q7632154","display_name":"Substrate (aquarium)","level":2,"score":0.42719998955726624},{"id":"https://openalex.org/C505870484","wikidata":"https://www.wikidata.org/wiki/Q180538","display_name":"Fishery","level":1,"score":0.42289999127388},{"id":"https://openalex.org/C2777784394","wikidata":"https://www.wikidata.org/wiki/Q181871","display_name":"Sturgeon","level":3,"score":0.41269999742507935},{"id":"https://openalex.org/C83042747","wikidata":"https://www.wikidata.org/wiki/Q686881","display_name":"Benthic zone","level":2,"score":0.37790000438690186},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.3727000057697296},{"id":"https://openalex.org/C5072461","wikidata":"https://www.wikidata.org/wiki/Q49506","display_name":"Delta","level":2,"score":0.3625999987125397},{"id":"https://openalex.org/C2775921128","wikidata":"https://www.wikidata.org/wiki/Q3138714","display_name":"Overwintering","level":2,"score":0.35019999742507935},{"id":"https://openalex.org/C76886044","wikidata":"https://www.wikidata.org/wiki/Q2883300","display_name":"Hydrology (agriculture)","level":2,"score":0.32499998807907104},{"id":"https://openalex.org/C114793014","wikidata":"https://www.wikidata.org/wiki/Q52109","display_name":"Geomorphology","level":1,"score":0.3212999999523163},{"id":"https://openalex.org/C555745239","wikidata":"https://www.wikidata.org/wiki/Q133220","display_name":"Sonar","level":2,"score":0.3199999928474426},{"id":"https://openalex.org/C15098985","wikidata":"https://www.wikidata.org/wiki/Q179918","display_name":"Permafrost","level":2,"score":0.31850001215934753},{"id":"https://openalex.org/C100970517","wikidata":"https://www.wikidata.org/wiki/Q52107","display_name":"Physical geography","level":1,"score":0.3140999972820282},{"id":"https://openalex.org/C148043351","wikidata":"https://www.wikidata.org/wiki/Q4456944","display_name":"Current (fluid)","level":2,"score":0.3116999864578247},{"id":"https://openalex.org/C69661492","wikidata":"https://www.wikidata.org/wiki/Q1447141","display_name":"Transect","level":2,"score":0.30880001187324524},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.2971999943256378},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.2953999936580658},{"id":"https://openalex.org/C181843262","wikidata":"https://www.wikidata.org/wiki/Q640492","display_name":"Digital elevation model","level":2,"score":0.28630000352859497},{"id":"https://openalex.org/C33613203","wikidata":"https://www.wikidata.org/wiki/Q468469","display_name":"Seabed","level":2,"score":0.2809000015258789},{"id":"https://openalex.org/C110872660","wikidata":"https://www.wikidata.org/wiki/Q37813","display_name":"Ecosystem","level":2,"score":0.265500009059906},{"id":"https://openalex.org/C84859931","wikidata":"https://www.wikidata.org/wiki/Q150784","display_name":"Canyon","level":2,"score":0.2599000036716461},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.25600001215934753}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.47743/pesd2026201016","doi":"https://doi.org/10.47743/pesd2026201016","is_oa":true,"landing_page_url":"https://doi.org/10.47743/pesd2026201016","pdf_url":"https://www.pesd.ro/articole/nr.20/nr.1/pesd2026201016 .pdf","source":{"id":"https://openalex.org/S2738458813","display_name":"Present Environment and Sustainable Development","issn_l":"1843-5971","issn":["1843-5971","2284-7820"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","dongbi-c","erih-plus","jufo-1","poland-20","russia-white-list-4","vabb-shw"],"host_organization":"https://openalex.org/P4310320322","host_organization_name":"De Gruyter Open","host_organization_lineage":["https://openalex.org/P4310320322","https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter Open","De Gruyter"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Present Environment and Sustainable Development","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:8fe5abfedbb54826bd5f5edaa0f7969d","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/8fe5abfedbb54826bd5f5edaa0f7969d","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":"Present Environment and Sustainable Development, Vol 20, Iss 1 (2026)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.47743/pesd2026201016","doi":"https://doi.org/10.47743/pesd2026201016","is_oa":true,"landing_page_url":"https://doi.org/10.47743/pesd2026201016","pdf_url":"https://www.pesd.ro/articole/nr.20/nr.1/pesd2026201016 .pdf","source":{"id":"https://openalex.org/S2738458813","display_name":"Present Environment and Sustainable Development","issn_l":"1843-5971","issn":["1843-5971","2284-7820"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","dongbi-c","erih-plus","jufo-1","poland-20","russia-white-list-4","vabb-shw"],"host_organization":"https://openalex.org/P4310320322","host_organization_name":"De Gruyter Open","host_organization_lineage":["https://openalex.org/P4310320322","https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter Open","De Gruyter"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Present Environment and Sustainable Development","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/6","score":0.53329998254776,"display_name":"Clean water and sanitation"}],"study_designs":[],"awards":[{"id":"https://openalex.org/G1953887145","display_name":null,"funder_award_id":"2014\u20102020","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G3013654240","display_name":null,"funder_award_id":"101060954","funder_id":"https://openalex.org/F4320334322","funder_display_name":"HORIZON EUROPE Framework Programme"},{"id":"https://openalex.org/G4428683829","display_name":"Forensic Intelligence and Remote Sensing Technologies for nature conservation","funder_award_id":"101060954","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"}],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320334322","display_name":"HORIZON EUROPE Framework Programme","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7204993417.pdf","grobid_xml":"https://content.openalex.org/works/W7204993417.grobid-xml"},"referenced_works_count":9,"referenced_works":["https://openalex.org/W191604675","https://openalex.org/W1970017088","https://openalex.org/W2039228116","https://openalex.org/W2066654966","https://openalex.org/W2098318822","https://openalex.org/W2137837648","https://openalex.org/W2171436937","https://openalex.org/W2771321989","https://openalex.org/W4285150239"],"related_works":["https://openalex.org/W6885122549","https://openalex.org/W92970765","https://openalex.org/W7110673618","https://openalex.org/W745866785","https://openalex.org/W1502071577","https://openalex.org/W116436301","https://openalex.org/W1985334547","https://openalex.org/W6999819146","https://openalex.org/W2817350136","https://openalex.org/W1970017088"],"abstract_inverted_index":{"Critically":[0],"endangered":[1],"Danube":[2,29,48,59,177],"sturgeons":[3],"rely":[4],"on":[5],"specific":[6],"hydro-geomorphological":[7],"conditions\u2014such":[8],"as":[9,123,162],"deep":[10,137],"riverbed":[11,24],"pools":[12,98],"and":[13,19,38,54,74,87,110,125,193],"exposed":[14,117],"hard":[15],"substrates\u2014for":[16],"spawning,":[17],"overwintering,":[18],"resting.":[20],"However,":[21],"continuous":[22],"high-resolution":[23,36],"maps":[25],"across":[26],"the":[27,47,58,130,145,149,175,184],"Lower":[28,176],"remain":[30],"scarce.":[31],"This":[32],"study":[33],"provides":[34],"a":[35,64,134,156],"bathymetric":[37,68],"substrate":[39,159],"assessment":[40],"of":[41,148,153,186],"three":[42],"key":[43],"sturgeon":[44,172],"habitats":[45,173],"within":[46],"Delta":[49,60],"Biosphere":[50,61],"Reserve:":[51],"Balteni,":[52],"Nufaru,":[53],"Isaccea":[55,131],"(Noviodunum)":[56],"in":[57,174],"Reserve.":[62],"Using":[63],"500":[65],"kHz":[66],"interferometric":[67],"sonar":[69,93],"coupled":[70],"with":[71],"RTK-GNSS":[72],"positioning":[73],"ADCP":[75],"velocity":[76],"profiling,":[77],"we":[78],"generated":[79],"1":[80],"m":[81,108,113,136],"resolution":[82],"Digital":[83],"Terrain":[84],"Models":[85],"(DTMs)":[86],"mapped":[88,104],"benthic":[89],"substrates":[90,119],"via":[91],"side-scan":[92],"backscatter":[94],"segmentation.":[95],"Deep":[96],"scour":[97],"driven":[99],"by":[100,140],"bedrock":[101],"steps":[102],"were":[103],"at":[105],"Balteni":[106],"(35":[107],"depth)":[109],"Nufaru":[111],"(30":[112],"depth),":[114],"both":[115],"hosting":[116],"hard-bottom":[118],"that":[120,160,170],"function":[121],"primarily":[122],"overwintering":[124],"resting":[126],"refugia.":[127],"In":[128],"contrast,":[129],"sector":[132],"features":[133],"17":[135],"pool":[138],"maintained":[139],"high":[141],"flow":[142],"turbulence":[143],"over":[144],"submerged":[146],"masonry":[147],"ancient":[150],"Roman":[151],"fortress":[152],"Noviodunum,":[154],"exposing":[155],"localized":[157,180],"gravel-cobble":[158],"acts":[161],"an":[163],"active":[164],"spawning":[165],"ground.":[166],"Our":[167],"findings":[168],"demonstrate":[169],"critical":[171],"are":[178],"highly":[179],"micro-topographic":[181],"anomalies,":[182],"emphasizing":[183],"necessity":[185],"high-definition":[187],"hydroacoustic":[188],"surveys":[189],"for":[190],"targeted":[191],"conservation":[192],"environmental":[194],"impact":[195],"assessments.":[196]},"counts_by_year":[],"updated_date":"2026-10-14T16:39:01.820549","created_date":"2026-09-02T00:00:00"}
