{"created":"2025-03-21T04:46:09.994226+00:00","id":2013923,"links":{},"metadata":{"_buckets":{"deposit":"9c56ffd4-a405-4d8a-ba50-8ce2763bf762"},"_deposit":{"created_by":92,"id":"2013923","owner":"92","owners":[92],"pid":{"revision_id":0,"type":"depid","value":"2013923"},"status":"published"},"_oai":{"id":"oai:fra.repo.nii.ac.jp:02013923","sets":["1:1735006234112"]},"author_link":["350","989","455","691","476"],"control_number":"2013923","item_10002_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2022-03-02","bibliographicIssueDateType":"Issued"},"bibliographicNumberOfPages":"19","bibliographicPageEnd":"36","bibliographicPageStart":"18","bibliographicVolumeNumber":"66","bibliographic_titles":[{"bibliographic_title":"SH\"U\"N サスティナブルでヘルシーな “うまい” 日本の魚プロジェクトホームページ（閉鎖）","bibliographic_titleLang":"ja"}]}]},"item_10002_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"イカナゴを漁獲する漁業の生態系への影響の把握に必要となる情報、モニタリングの有無については、伊勢・三河湾では生産力等に関する調査・研究が進められ、イカナゴについても環境との関係、種間関係等に関する蓄積がある。海洋環境及び漁業資源に関する調査が関係県の調査船によって定期的に実施されている。漁業からの情報については、漁業種類別魚種別漁獲量等は調査され公表されているが、混獲や漁獲物組成に関する情報は十分得られていない。\n\n同時漁獲種への影響について、船びき網の混獲利用種としたカタクチイワシ、マイワシのうちカタクチイワシは資源が懸念される状態であった。混獲非利用種は仔魚が混獲されるマアナゴとしたが、当該海域での資源は懸念される状態であった。対象海域に分布する希少種のうち、対象漁業による悪影響が認められた種はいなかった。\n\n食物網を通じたイカナゴ漁獲の間接影響について、主要な捕食者すべてで資源状態に懸念はみられなかった。餌生物については、かいあし類を含む動物プランクトンに対するイカナゴの捕食圧の影響は明瞭ではなく、影響は小さいと考えられた。競争者については、マイワシで親魚量がMSY水準を超え、最近5年間で増加傾向、カタクチイワシは資源状態が低位・減少と判断されているものの、双方の資源変動とも大規模な環境変動と同期的と考えられていることから、イカナゴの漁獲によってもたらされる悪影響は小さいと考えられた。漁業による生態系全体への影響については、評価対象海域で漁獲される魚介類の総漁獲量及びそれらの漁獲物平均栄養段階は低下傾向にあったが、評価対象漁法である船びき網による影響は認められなかった。船びき網は着底漁業ではないため、海底への影響はない。","subitem_description_language":"ja","subitem_description_type":"Abstract"}]},"item_10002_description_6":{"attribute_name":"内容記述","attribute_value_mlt":[{"subitem_description":"2. 海洋環境と生態系への配慮\n\n　概要\n\n　評価範囲\n\n　2.1 操業機の環境・生態系情報，科学調査，モニタリング\n　　2.1.1 基盤情報の蓄積\n　　2.1.2 科学調査の実施\n　　2.1.3 漁業活動を通じたモニタリング\n\n　2.2 同時漁獲種\n　　2.2.1 混獲利用種\n　　2.2.2 混獲非利用種\n　　2.2.3 希少種\n\n　2.3 生態系・環境\n　　2.3.1 食物網を通じた間接作用\n　　　2.3.1.1 捕食者\n　　　2.3.1.2 餌生物\n　　　2.3.1.3 競争者\n　　2.3.2 生態系全体への影響\n　　2.3.3 種苗放流が生態系に与える影響\n　　2.3.4 海底環境\n　　2.3.5 水質環境\n　　2.3.6 大気環境\n　\n　引用文献","subitem_description_language":"ja","subitem_description_type":"TableOfContents"},{"subitem_description":"Ver.1.0.0\n編纂：岸田 達, 松川祐子, 大関芳沖\n編纂責任者：大関芳沖","subitem_description_language":"ja","subitem_description_type":"Other"}]},"item_10002_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"水産研究・教育機構","subitem_publisher_language":"ja"}]},"item_10002_relation_16":{"attribute_name":"情報源","attribute_value_mlt":[{"subitem_relation_name":[{"subitem_relation_name_language":"ja","subitem_relation_name_text":"SH\"U\"Nプロジェクト評価結果"}],"subitem_relation_type":"isPartOf","subitem_relation_type_id":{"subitem_relation_type_id_text":"SHUN_section2_66","subitem_relation_type_select":"Local"}}]},"item_10002_version_type_20":{"attribute_name":"著者版フラグ","attribute_value_mlt":[{"subitem_version_resource":"http://purl.org/coar/version/c_970fb48d4fbd8a85","subitem_version_type":"VoR"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorAffiliations":[{"affiliationNames":[{"affiliationNameLang":"ja"}]}],"creatorNames":[{"creatorName":"Kawauchi, 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