{"created":"2024-06-10T08:51:31.473897+00:00","id":2007347,"links":{},"metadata":{"_buckets":{"deposit":"f8dec62e-9294-42d7-ae2a-c5729bd66ce3"},"_deposit":{"created_by":10,"id":"2007347","owners":[10],"pid":{"revision_id":0,"type":"depid","value":"2007347"},"status":"published"},"_oai":{"id":"oai:fra.repo.nii.ac.jp:02007347","sets":["12:14:1716950799012"]},"author_link":["1090"],"item_10002_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1988-03","bibliographicIssueDateType":"Issued"},"bibliographicNumberOfPages":"7","bibliographicPageEnd":"123","bibliographicPageStart":"117","bibliographicVolumeNumber":"50","bibliographic_titles":[{"bibliographic_title":"東北区水産研究所研究報告","bibliographic_titleLang":"ja"},{"bibliographic_title":"Bulletin of Tohoku Regional Fisheries Research Laboratory","bibliographic_titleLang":"en"}]}]},"item_10002_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"Occurrence of hatchery-reared underyearling masu salmon (Oncorhynchus masou) smolts start in late May, and peaked in early July, follwed by desmoltification. In early August, two groups of smolts, S-smolt (10.0-12.5 cm in fork length) and L-smolt (13.5-15.0 cm in fork length) were transferred to seawater (33‰) and maintained for 5 days. L-smolt group showed higher survival rate compared to S-smolt group. However, there was no significant difference in the changes in serum sodium concentrations in both groups during the entire period. When smolts of both groups were acclimated in 1/2 seawater (15‰) for 5 days and then transferred to seawater, survival rate increased. These results show that smolts with larger body size may have higher seawater tolerance than small ones, and that acclimation to 1/2 seawater for 5 days may improve the seawater tolerance in underyearling smolts.","subitem_description_language":"en","subitem_description_type":"Abstract"},{"subitem_description":"北海道立水産孵化場で,継代飼育されているサクラマス0年魚を,parr群(明瞭なパーマークを有する群),S-smolt 群(体色が銀白化し,尾叉長が10.0-12.5cmの群)およびL-smolt群(体色が銀白化し,尾叉長が13.5-15.0 cmの群)に分けて,海水適応能に与える成長差(尾叉長差)の影響を検討した.1. smolt はparrより大型であり,体色の銀白化に際し,急激な尾叉長の伸びを示した.2. 全海水(33‰)に直接移行した場合,120時間後の生残率は,parr-0%, S-smolt-23%,L-smolt-63%であった.3. 1/2海水(15‰)中では,parr,S-smolt, L-smolt共に,全個体が120時間生残できた.4. 1/2海水で120時間馴化させてから全海水に移した場合,生残率は各群で高まった.特にS-smolt で顕著であった.5.0年魚smolt群内の体長差は,海水移行後の魚\nの血中ナトリウム濃度の変化に影響していなかった.6. サクラマス smolt 群も他のサケ科魚類同様,海水適応能を高めるために汽水域に留まる可能性が示唆された.","subitem_description_language":"ja","subitem_description_type":"Abstract"}]},"item_10002_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"東北区水産研究所","subitem_publisher_language":"ja"},{"subitem_publisher":"Tohoku Regional Fisheries Research Laboratory","subitem_publisher_language":"en"}]},"item_10002_relation_16":{"attribute_name":"情報源","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"tnf_k_50_117","subitem_relation_type_select":"Local"}}]},"item_10002_relation_17":{"attribute_name":"関連サイト","attribute_value_mlt":[{"subitem_relation_name":[{"subitem_relation_name_language":"ja","subitem_relation_name_text":"日本農学文献記事索引(agriknowledge)"}],"subitem_relation_type_id":{"subitem_relation_type_id_text":"https://agriknowledge.affrc.go.jp/RN/2010393246","subitem_relation_type_select":"URI"}}]},"item_10002_source_id_11":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00167637","subitem_source_identifier_type":"NCID"}]},"item_10002_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0049-402X","subitem_source_identifier_type":"PISSN"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata 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マサトシ","creatorNameLang":"ja-Kana","creatorNameType":"Organizational"}],"familyNames":[{"familyName":"Ban","familyNameLang":"en"},{"familyName":"伴","familyNameLang":"ja"},{"familyName":"バン","familyNameLang":"ja-Kana"}],"givenNames":[{"givenName":"Masatoshi","givenNameLang":"en"},{"givenName":"真俊","givenNameLang":"ja"},{"givenName":"マサトシ","givenNameLang":"ja-Kana"}],"nameIdentifiers":[{"nameIdentifier":"1090","nameIdentifierScheme":"WEKO"},{"nameIdentifier":"80425462","nameIdentifierScheme":"e-Rad_Researcher","nameIdentifierURI":"https://kaken.nii.ac.jp/ja/search/?qm=80425462"},{"nameIdentifier":"0000-0001-9706-0592","nameIdentifierScheme":"ORCID","nameIdentifierURI":"https://orcid.org/0000-0001-9706-0592"}]},{"creatorAffiliations":[{"affiliationNames":[{"affiliationName":"北海道大学","affiliationNameLang":"ja"}]}],"creatorNames":[{"creatorName":"Kanno, Hajime","creatorNameLang":"en","creatorNameType":"Organizational"},{"creatorName":"菅野, 肇","creatorNameLang":"ja","creatorNameType":"Organizational"},{"creatorName":"カンノ, ハジメ","creatorNameLang":"ja-Kana","creatorNameType":"Organizational"}],"familyNames":[{"familyName":"Kanno","familyNameLang":"en"},{"familyName":"菅野","familyNameLang":"ja"},{"familyName":"カンノ","familyNameLang":"ja-Kana"}],"givenNames":[{"givenName":"Hajime","givenNameLang":"en"},{"givenName":"肇","givenNameLang":"ja"},{"givenName":"ハジメ","givenNameLang":"ja-Kana"}]},{"creatorAffiliations":[{"affiliationNames":[{"affiliationName":"北海道大学","affiliationNameLang":"ja"}]}],"creatorNames":[{"creatorName":"Izumi, Takayuki","creatorNameLang":"en","creatorNameType":"Organizational"},{"creatorName":"泉, 孝行","creatorNameLang":"ja","creatorNameType":"Organizational"},{"creatorName":"イズミ, タカユキ","creatorNameLang":"ja-Kana","creatorNameType":"Organizational"}],"familyNames":[{"familyName":"Izumi","familyNameLang":"en"},{"familyName":"泉","familyNameLang":"ja"},{"familyName":"イズミ","familyNameLang":"ja-Kana"}],"givenNames":[{"givenName":"Takayuki","givenNameLang":"en"},{"givenName":"孝行","givenNameLang":"ja"},{"givenName":"タカユキ","givenNameLang":"ja-Kana"}]},{"creatorAffiliations":[{"affiliationNames":[{"affiliationName":"北海道立水産孵化場","affiliationNameLang":"ja"}]}],"creatorNames":[{"creatorName":"Yamauchi, Kohei","creatorNameLang":"en","creatorNameType":"Organizational"},{"creatorName":"山内, 晧平","creatorNameLang":"ja","creatorNameType":"Organizational"},{"creatorName":"ヤマウチ, コウヘイ","creatorNameLang":"ja-Kana","creatorNameType":"Organizational"}],"familyNames":[{"familyName":"山内","familyNameLang":"ja"}],"givenNames":[{"givenName":"晧平","givenNameLang":"ja"}]}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"departmental bulletin paper","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"池産0年魚サクラマスの体長と塩分耐性","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"池産0年魚サクラマスの体長と塩分耐性","subitem_title_language":"ja"}]},"item_type_id":"10002","owner":"10","path":["1716950799012"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2024-06-10"},"publish_date":"2024-06-10","publish_status":"0","recid":"2007347","relation_version_is_last":true,"title":["池産0年魚サクラマスの体長と塩分耐性"],"weko_creator_id":"10","weko_shared_id":-1},"updated":"2025-06-30T07:18:26.006682+00:00"}