{"id":"https://openalex.org/W7225097758","doi":"https://doi.org/10.36038/0131-6184-2026-5-8-13","title":"Bigeye tuna (Thunnus obsus) in the Atlantic Ocean: stock recovery, challenges, FAD fisheries and prospects for Russia","display_name":"Bigeye tuna (Thunnus obsus) in the Atlantic Ocean: stock recovery, challenges, FAD fisheries and prospects for Russia","publication_year":2026,"publication_date":"2026-11-02","ids":{"openalex":"https://openalex.org/W7225097758","doi":"https://doi.org/10.36038/0131-6184-2026-5-8-13"},"language":"en","primary_location":{"id":"doi:10.36038/0131-6184-2026-5-8-13","doi":"https://doi.org/10.36038/0131-6184-2026-5-8-13","is_oa":true,"landing_page_url":"https://doi.org/10.36038/0131-6184-2026-5-8-13","pdf_url":"https://fisheriesjournal.elpub.ru/jour/article/download/520/503","source":{"id":"https://openalex.org/S4210224020","display_name":"Fisheries","issn_l":"0131-6184","issn":["0131-6184"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["norway-1","russia-white-list-2"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Fisheries","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://fisheriesjournal.elpub.ru/jour/article/download/520/503","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5160364111","display_name":"V. N. Chur","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"V. N. Chur","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5160364111"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.86040544,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"1","issue":"5","first_page":"8","last_page":"13"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10230","display_name":"Marine and fisheries research","score":0.9994999766349792,"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/T10230","display_name":"Marine and fisheries research","score":0.9994999766349792,"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":0.00019999999494757503,"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/T11387","display_name":"Ichthyology and Marine Biology","score":0.0,"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/bigeye-tuna","display_name":"bigeye tuna","score":0.9950000047683716},{"id":"https://openalex.org/keywords/atlantic-ocean","display_name":"Atlantic Ocean","score":0.6759999990463257},{"id":"https://openalex.org/keywords/stock-assessment","display_name":"stock assessment","score":0.6679999828338623},{"id":"https://openalex.org/keywords/maximum-sustainable-yield","display_name":"maximum sustainable yield","score":0.6909999847412109},{"id":"https://openalex.org/keywords/fishing-mortality","display_name":"fishing mortality","score":0.8679999709129333},{"id":"https://openalex.org/keywords/spawning-stock-biomass","display_name":"spawning stock biomass","score":0.5669999718666077},{"id":"https://openalex.org/keywords/total-allowable-catch","display_name":"total allowable catch","score":0.722000002861023},{"id":"https://openalex.org/keywords/purse-seine-fishery","display_name":"purse seine fishing","score":0.8799999952316284},{"id":"https://openalex.org/keywords/longline-fishing","display_name":"longline fishing","score":0.8849999904632568},{"id":"https://openalex.org/keywords/iccat","display_name":"ICCAT","score":0.8989999890327454},{"id":"https://openalex.org/keywords/fisheries-management","display_name":"fisheries management","score":0.49799999594688416}],"concepts":[{"id":"https://openalex.org/C514101110","wikidata":"https://www.wikidata.org/wiki/Q14373","display_name":"Fishing","level":2,"score":0.8191999793052673},{"id":"https://openalex.org/C505870484","wikidata":"https://www.wikidata.org/wiki/Q180538","display_name":"Fishery","level":1,"score":0.7856000065803528},{"id":"https://openalex.org/C204036174","wikidata":"https://www.wikidata.org/wiki/Q909380","display_name":"Stock (firearms)","level":2,"score":0.7767000198364258},{"id":"https://openalex.org/C2780532849","wikidata":"https://www.wikidata.org/wiki/Q6146274","display_name":"Tuna","level":3,"score":0.7179999947547913},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.5375000238418579},{"id":"https://openalex.org/C58479451","wikidata":"https://www.wikidata.org/wiki/Q16782389","display_name":"Fish stock","level":3,"score":0.3743000030517578},{"id":"https://openalex.org/C201490090","wikidata":"https://www.wikidata.org/wiki/Q7617876","display_name":"Stock assessment","level":3,"score":0.3691999912261963},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.36660000681877136},{"id":"https://openalex.org/C202041845","wikidata":"https://www.wikidata.org/wiki/Q5454893","display_name":"Fisheries management","level":3,"score":0.3560999929904938},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.328900009393692},{"id":"https://openalex.org/C2777022838","wikidata":"https://www.wikidata.org/wiki/Q3425223","display_name":"Maximum sustainable yield","level":4,"score":0.2944999933242798}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.36038/0131-6184-2026-5-8-13","doi":"https://doi.org/10.36038/0131-6184-2026-5-8-13","is_oa":true,"landing_page_url":"https://doi.org/10.36038/0131-6184-2026-5-8-13","pdf_url":"https://fisheriesjournal.elpub.ru/jour/article/download/520/503","source":{"id":"https://openalex.org/S4210224020","display_name":"Fisheries","issn_l":"0131-6184","issn":["0131-6184"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["norway-1","russia-white-list-2"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Fisheries","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.36038/0131-6184-2026-5-8-13","doi":"https://doi.org/10.36038/0131-6184-2026-5-8-13","is_oa":true,"landing_page_url":"https://doi.org/10.36038/0131-6184-2026-5-8-13","pdf_url":"https://fisheriesjournal.elpub.ru/jour/article/download/520/503","source":{"id":"https://openalex.org/S4210224020","display_name":"Fisheries","issn_l":"0131-6184","issn":["0131-6184"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["norway-1","russia-white-list-2"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Fisheries","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Life below water","score":1.0,"id":"https://metadata.un.org/sdg/14"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7225097758.pdf","grobid_xml":"https://content.openalex.org/works/W7225097758.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2370798715","https://openalex.org/W2766528034","https://openalex.org/W1504549845","https://openalex.org/W4390446558","https://openalex.org/W2127879946","https://openalex.org/W7006279389","https://openalex.org/W2085215839","https://openalex.org/W2130991018","https://openalex.org/W1978323469","https://openalex.org/W167315230"],"abstract_inverted_index":{"Bigeye":[0],"tuna":[1],"(Thunnus":[2],"obesus)":[3],"is":[4,34,43,49,56,63,87],"one":[5],"of":[6,10,19,38,51,91],"the":[7,16,20,36,46,66,74,88],"key":[8],"targets":[9],"tropical":[11],"fishing.":[12],"The":[13,32,53,60,84],"article":[14],"analyzes":[15],"current":[17],"state":[18],"Atlantic":[21],"stock":[22,33,54],"based":[23],"on":[24],"data":[25],"from":[26],"ICCAT":[27],"(2025\u20132026)":[28],"and":[29,45,124],"ISSF":[30],"(2026).":[31],"recovering:":[35],"ratio":[37],"spawning":[39],"biomass":[40],"to":[41,103,116],"SSBMSY":[42],"1.22,":[44],"fishing":[47,95],"mortality":[48],"0.59":[50],"FMSY.":[52],"status":[55],"stable":[57],"(\u201cgreen":[58],"zone\u201d).":[59],"estimated":[61],"MSY":[62],"86,000":[64],"tons;":[65,73],"actual":[67],"catch":[68,90],"in":[69,93,106,128],"2024":[70],"was":[71],"55,000":[72],"TAC":[75],"for":[76,114],"2025":[77],"has":[78,111],"been":[79,112],"set":[80],"at":[81],"73,000":[82],"tons.":[83],"main":[85],"problem":[86],"high":[89],"juveniles":[92],"purse-seine":[94],"using":[96],"floating":[97],"fish":[98],"attractants":[99],"(FADs),":[100],"which":[101],"leads":[102],"a":[104],"decline":[105],"population":[107],"productivity.":[108],"A":[109],"strategy":[110],"proposed":[113],"Russia:":[115],"develop":[117],"longline":[118],"fishing,":[119],"cooperate":[120],"with":[121],"African":[122],"states,":[123],"strengthen":[125],"scientific":[126],"participation":[127],"ICCAT.":[129]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2026-11-03T00:00:00"}