{"id":"https://openalex.org/W2964925834","doi":"https://doi.org/10.1063/1.5118080","title":"Studies regarding the state of Alosa immaculata (Bennet, 1983) migrating population into the lower Danube River","display_name":"Studies regarding the state of Alosa immaculata (Bennet, 1983) migrating population into the lower Danube River","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2964925834","doi":"https://doi.org/10.1063/1.5118080","mag":"2964925834"},"language":"en","primary_location":{"id":"doi:10.1063/1.5118080","doi":"https://doi.org/10.1063/1.5118080","is_oa":false,"landing_page_url":"https://doi.org/10.1063/1.5118080","pdf_url":null,"source":{"id":"https://openalex.org/S2764696622","display_name":"AIP conference proceedings","issn_l":"0094-243X","issn":["0094-243X","1551-7616","1935-0465"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310320257","host_organization_name":"American Institute of Physics","host_organization_lineage":["https://openalex.org/P4310320257"],"host_organization_lineage_names":["American Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"AIP Conference Proceedings","raw_type":"proceedings-article"},"volume":null,"type":"conference-paper","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5112596799","display_name":"Tiberius D\u0103n\u0103lache","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2801529014","display_name":"University of Agronomic Sciences and Veterinary Medicine of Bucharest","ror":"https://ror.org/04rssyw40","country_code":"RO","type":"education","lineage":["https://openalex.org/I2801529014"]},{"id":"https://openalex.org/I4210099968","display_name":"National Institute for Research and Development in Environmental Protection","ror":"https://ror.org/00w603c79","country_code":"RO","type":"government","lineage":["https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Tiberius Danalache","raw_affiliation_strings":["National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania","University of Agronomic Sciences and Veterinary Medicine of Bucharest, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania","institution_ids":["https://openalex.org/I4210099968"]},{"raw_affiliation_string":"University of Agronomic Sciences and Veterinary Medicine of Bucharest, Romania","institution_ids":["https://openalex.org/I2801529014"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052456230","display_name":"Gy\u00f6rgy De\u00e1k","orcid":"https://orcid.org/0000-0002-4211-8504","observed_orcids":["https://orcid.org/0000-0002-4211-8504","https://orcid.org/0009-0000-4358-1835"]},"institutions":[{"id":"https://openalex.org/I4210099968","display_name":"National Institute for Research and Development in Environmental Protection","ror":"https://ror.org/00w603c79","country_code":"RO","type":"government","lineage":["https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":true,"raw_author_name":"De\u00e1k Gy\u00f6rgy","raw_affiliation_strings":["National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania","institution_ids":["https://openalex.org/I4210099968"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051793484","display_name":"Elena Holban","orcid":"https://orcid.org/0000-0002-6534-8281","observed_orcids":["https://orcid.org/0000-0002-6534-8281"]},"institutions":[{"id":"https://openalex.org/I4210099968","display_name":"National Institute for Research and Development in Environmental Protection","ror":"https://ror.org/00w603c79","country_code":"RO","type":"government","lineage":["https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Elena Holban","raw_affiliation_strings":["National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania","institution_ids":["https://openalex.org/I4210099968"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008492673","display_name":"Marius Constantin Raischi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I3122748864","display_name":"\"Dunarea de Jos\" University of Galati","ror":"https://ror.org/052sta926","country_code":"RO","type":"education","lineage":["https://openalex.org/I3122748864"]},{"id":"https://openalex.org/I4210099968","display_name":"National Institute for Research and Development in Environmental Protection","ror":"https://ror.org/00w603c79","country_code":"RO","type":"government","lineage":["https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Marius Raischi","raw_affiliation_strings":["National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania","\u201dDunarea de Jos\u201d University of Galati, Gala\u0163i, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania","institution_ids":["https://openalex.org/I4210099968"]},{"raw_affiliation_string":"\u201dDunarea de Jos\u201d University of Galati, Gala\u0163i, Romania","institution_ids":["https://openalex.org/I3122748864"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024083455","display_name":"\u0218tefan A. Zamfir","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I3122748864","display_name":"\"Dunarea de Jos\" University of Galati","ror":"https://ror.org/052sta926","country_code":"RO","type":"education","lineage":["https://openalex.org/I3122748864"]},{"id":"https://openalex.org/I4210099968","display_name":"National Institute for Research and Development in Environmental Protection","ror":"https://ror.org/00w603c79","country_code":"RO","type":"government","lineage":["https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"\u015etefan Zamfir","raw_affiliation_strings":["National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania","\u201dDunarea de Jos\u201d University of Galati, Gala\u0163i, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania","institution_ids":["https://openalex.org/I4210099968"]},{"raw_affiliation_string":"\u201dDunarea de Jos\u201d University of Galati, Gala\u0163i, Romania","institution_ids":["https://openalex.org/I3122748864"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040777739","display_name":"Madalina Georgiana Boboc","orcid":"https://orcid.org/0000-0001-8937-5551","observed_orcids":["https://orcid.org/0000-0001-8937-5551"]},"institutions":[{"id":"https://openalex.org/I3122748864","display_name":"\"Dunarea de Jos\" University of Galati","ror":"https://ror.org/052sta926","country_code":"RO","type":"education","lineage":["https://openalex.org/I3122748864"]},{"id":"https://openalex.org/I4210099968","display_name":"National Institute for Research and Development in Environmental Protection","ror":"https://ror.org/00w603c79","country_code":"RO","type":"government","lineage":["https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Madalina Boboc","raw_affiliation_strings":["National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania","\u201dDunarea de Jos\u201d University of Galati, Gala\u0163i, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania","institution_ids":["https://openalex.org/I4210099968"]},{"raw_affiliation_string":"\u201dDunarea de Jos\u201d University of Galati, Gala\u0163i, Romania","institution_ids":["https://openalex.org/I3122748864"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039405380","display_name":"Monica Matei","orcid":"https://orcid.org/0009-0006-0386-8405","observed_orcids":["https://orcid.org/0009-0006-0386-8405"]},"institutions":[{"id":"https://openalex.org/I4210099968","display_name":"National Institute for Research and Development in Environmental Protection","ror":"https://ror.org/00w603c79","country_code":"RO","type":"government","lineage":["https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Monica Matei","raw_affiliation_strings":["National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania","institution_ids":["https://openalex.org/I4210099968"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024756708","display_name":"Cosmin P\u00e2rlog","orcid":"https://orcid.org/0000-0003-2026-6722","observed_orcids":["https://orcid.org/0000-0003-2026-6722"]},"institutions":[{"id":"https://openalex.org/I4210098647","display_name":"Universitatea Ecologica din Bucuresti","ror":"https://ror.org/00g7xqw85","country_code":"RO","type":"education","lineage":["https://openalex.org/I4210098647"]},{"id":"https://openalex.org/I4210099968","display_name":"National Institute for Research and Development in Environmental Protection","ror":"https://ror.org/00w603c79","country_code":"RO","type":"government","lineage":["https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Cosmin P\u00e2rlog","raw_affiliation_strings":["Ecological University of Bucharest, Romania","National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ecological University of Bucharest, Romania","institution_ids":["https://openalex.org/I4210098647"]},{"raw_affiliation_string":"National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania","institution_ids":["https://openalex.org/I4210099968"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013045814","display_name":"Diana Simona Fronescu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210099968","display_name":"National Institute for Research and Development in Environmental Protection","ror":"https://ror.org/00w603c79","country_code":"RO","type":"government","lineage":["https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Diana Fronescu","raw_affiliation_strings":["National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania","institution_ids":["https://openalex.org/I4210099968"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041366710","display_name":"Alexandru Ionu\u0163 Cristea","orcid":"https://orcid.org/0000-0001-7965-5787","observed_orcids":["https://orcid.org/0000-0001-7965-5787"]},"institutions":[{"id":"https://openalex.org/I4210099968","display_name":"National Institute for Research and Development in Environmental Protection","ror":"https://ror.org/00w603c79","country_code":"RO","type":"government","lineage":["https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Alexandru Cristea","raw_affiliation_strings":["National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania","institution_ids":["https://openalex.org/I4210099968"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5061194919","display_name":"Carmen Georgeta Nicolae","orcid":"https://orcid.org/0000-0001-9553-4264","observed_orcids":["https://orcid.org/0000-0001-9553-4264"]},"institutions":[{"id":"https://openalex.org/I4210099968","display_name":"National Institute for Research and Development in Environmental Protection","ror":"https://ror.org/00w603c79","country_code":"RO","type":"government","lineage":["https://openalex.org/I4210099968"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Carmen Georgeta Nicolae","raw_affiliation_strings":["National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute for Research and Development in Environmental Protection Bucharest 294 Splaiul Independentei, Romania","institution_ids":["https://openalex.org/I4210099968"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5052456230"],"corresponding_institution_ids":["https://openalex.org/I4210099968"],"apc_list":null,"apc_paid":null,"fwci":1.4874,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.77004831,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":95},"biblio":{"volume":"2131","issue":null,"first_page":"020072","last_page":"020072"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12319","display_name":"Fish Biology and Ecology Studies","score":0.986299991607666,"subfield":{"id":"https://openalex.org/subfields/1104","display_name":"Aquatic Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T12319","display_name":"Fish Biology and Ecology Studies","score":0.986299991607666,"subfield":{"id":"https://openalex.org/subfields/1104","display_name":"Aquatic Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10302","display_name":"Fish Ecology and Management Studies","score":0.008899999782443047,"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/T10230","display_name":"Marine and fisheries research","score":0.0034000000450760126,"subfield":{"id":"https://openalex.org/subfields/1104","display_name":"Aquatic Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/alosa-immaculata","display_name":"Alosa immaculata","score":0.984000027179718},{"id":"https://openalex.org/keywords/spawning-migration","display_name":"spawning migration","score":0.8899999856948853},{"id":"https://openalex.org/keywords/lower-danube-river","display_name":"Lower Danube River","score":0.8230000138282776},{"id":"https://openalex.org/keywords/fish-population-structure","display_name":"fish population structure","score":0.5460000038146973},{"id":"https://openalex.org/keywords/age-structure","display_name":"age structure","score":0.6690000295639038},{"id":"https://openalex.org/keywords/sex-ratio","display_name":"sex ratio","score":0.9570000171661377},{"id":"https://openalex.org/keywords/length-weight-relationship","display_name":"length-weight relationship","score":0.996999979019165},{"id":"https://openalex.org/keywords/fulton-s-condition-factor","display_name":"Fulton's condition factor","score":0.8949999809265137},{"id":"https://openalex.org/keywords/biometry","display_name":"biometry","score":0.4129999876022339}],"concepts":[{"id":"https://openalex.org/C129400051","wikidata":"https://www.wikidata.org/wiki/Q7913","display_name":"Romanian","level":2,"score":0.6162605881690979},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.5668569803237915},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.4987773895263672},{"id":"https://openalex.org/C2909208804","wikidata":"https://www.wikidata.org/wiki/Q127282","display_name":"Fish <Actinopterygii>","level":2,"score":0.4952830374240875},{"id":"https://openalex.org/C505870484","wikidata":"https://www.wikidata.org/wiki/Q180538","display_name":"Fishery","level":1,"score":0.4886687099933624},{"id":"https://openalex.org/C2779957691","wikidata":"https://www.wikidata.org/wiki/Q344999","display_name":"Alosa","level":4,"score":0.4738864302635193},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.2915886640548706},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.23876991868019104},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C117773394","wikidata":"https://www.wikidata.org/wiki/Q852569","display_name":"Fish migration","level":3,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1063/1.5118080","doi":"https://doi.org/10.1063/1.5118080","is_oa":false,"landing_page_url":"https://doi.org/10.1063/1.5118080","pdf_url":null,"source":{"id":"https://openalex.org/S2764696622","display_name":"AIP conference proceedings","issn_l":"0094-243X","issn":["0094-243X","1551-7616","1935-0465"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310320257","host_organization_name":"American Institute of Physics","host_organization_lineage":["https://openalex.org/P4310320257"],"host_organization_lineage_names":["American Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"AIP Conference Proceedings","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"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":8,"referenced_works":["https://openalex.org/W1506118304","https://openalex.org/W2021772773","https://openalex.org/W2023739548","https://openalex.org/W2129431270","https://openalex.org/W2154218550","https://openalex.org/W2333043417","https://openalex.org/W3083150389","https://openalex.org/W6684280501"],"related_works":["https://openalex.org/W7172585502","https://openalex.org/W1933266076","https://openalex.org/W4390800506","https://openalex.org/W6884985150","https://openalex.org/W7116914114","https://openalex.org/W4393408473","https://openalex.org/W7170658402","https://openalex.org/W4416252693","https://openalex.org/W7127555064","https://openalex.org/W3115494750"],"abstract_inverted_index":{"Biometrical":[0],"data":[1],"of":[2,6,16,54,60,64,104],"the":[3,13,17,27,42,55,61,81,101],"migrating":[4],"population":[5],"Pontic":[7],"shad":[8],"Alosa":[9],"immaculata":[10],"Bennet":[11],"from":[12],"Romanian":[14],"sector":[15],"Lower":[18],"Danube":[19],"is":[20,78],"analysed.":[21],"The":[22,52,75],"surveys":[23],"were":[24,58],"done":[25],"by":[26,80],"National":[28],"Institute":[29],"for":[30],"Research":[31],"and":[32,39,66,98],"Development":[33],"in":[34],"Environmental":[35],"Protection-Bucharest":[36],"between":[37,96],"2011":[38],"2018":[40],"during":[41],"spawning":[43],"migration.":[44],"In":[45],"total,":[46],"286":[47],"individuals":[48,56],"have":[49],"been":[50],"examined.":[51],"majority":[53],"(53.2%)":[57],"part":[59],"age":[62],"classes":[63],"two":[65],"three":[67],"year":[68],"old.":[69],"Overall":[70],"F/M":[71],"ratio":[72],"was":[73],"1.1.":[74],"length-weight":[76],"relationship":[77],"described":[79],"equation":[82],"W":[83],"=":[84,89],"0.0149":[85],"x":[86],"TL2,8926,":[87],"R2":[88],"0.986.":[90],"Fulton\u2019s":[91],"condition":[92],"factor":[93],"values":[94],"ranged":[95],"1.39":[97],"1.41":[99],"with":[100],"average":[102],"value":[103],"1.40.":[105]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":2}],"updated_date":"2026-11-05T12:25:35.769452","created_date":"2019-08-13T00:00:00"}