{"@context":{"@vocab":"https://cir.nii.ac.jp/schema/1.0/","rdfs":"http://www.w3.org/2000/01/rdf-schema#","dc":"http://purl.org/dc/elements/1.1/","dcterms":"http://purl.org/dc/terms/","foaf":"http://xmlns.com/foaf/0.1/","prism":"http://prismstandard.org/namespaces/basic/2.0/","cinii":"http://ci.nii.ac.jp/ns/1.0/","datacite":"https://schema.datacite.org/meta/kernel-4/","ndl":"http://ndl.go.jp/dcndl/terms/","jpcoar":"https://github.com/JPCOAR/schema/blob/master/2.0/"},"@id":"https://cir.nii.ac.jp/crid/1390282679448079232.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.3825/ece.4.163"}},{"identifier":{"@type":"NDL_BIB_ID","@value":"6029899"}},{"identifier":{"@type":"URI","@value":"http://id.ndl.go.jp/bib/6029899"}},{"identifier":{"@type":"URI","@value":"https://ndlsearch.ndl.go.jp/books/R000000004-I6029899"}},{"identifier":{"@type":"NAID","@value":"10013953811"}},{"identifier":{"@type":"NAID","@value":"10012072298"}}],"dc:title":[{"@value":"水田水域における淡水魚の双方向移動を保証する小規模魚道の試作と実験"},{"@language":"en","@value":"Trial Manufactures and experiments of small-scale fishways to ensure both upward and downward migration of freshwater fishes in the aquatic area with paddy fields"},{"@language":"ja-Kana","@value":"スイデン スイイキ ニ オケル タンスイギョ ノ ソウホウコウ イドウ オ ホショウ スル ショウキボ ギョドウ ノ シサク ト ジッケン"}],"dc:language":"ja","description":[{"type":"abstract","notation":[{"@language":"en","@value":"In 1999 the Environment Agency, Japan released the red list of brackish and freshwater fishes, in which the number of the Threatened fishes amounted to 110. One of the reasons why many fishes became endangered is implementation of land consolidation project in the paddy field area. This project aimed at reducing labor requirement in farming activities. However, watercourse networks have been disconnected by drop structures in the canals and elevation gap between outlets of paddy fields and drainage canals, which resulted in aggravation of the inhabiting environment of fishes. Therefore, it is eagerly required to reconnect watercourse networks by some artificial measures. In this connection this research was carried out to develop small-scale fishways for restoring damaged condition. In this research two kinds of fishes, Misgurnus anguillicaudatus and Oryzias latipes, were selected as sample fishes. Those are usual freshwater fishes in paddy field area of Japan, and Misgurnus anguillicaudatus represents a demersal fish, whereas Oryzias latipes rep-resents a pelagic fish. Two types of small-scale fishways, named Cascade-M type and Chidori-X type, were developed and laboratory experiments were conducted to exam whether the developed small-scale fishways ensure upward and downward migration of sample fishes or not under the different conditions of inclination and flow rates. The result obtained were as follows; 1) the Cascade-M type fishway enabled upward and downward migration of Misgurnus anguillicaudatus (crawling type and swimming type), 2) Chidori-X type fishway enabled upward and downward migration of Misgurnus anguillicaudatus (swimming type) and Oryzias latipes, 3) Upward migration of Misgurnus anguillicau-datus became active in night time compared to day time, and 4) Oryzias latipes shows stronger rheotaxis compared to Misgurnus anguillicaudatus."},{"@value":"環境庁が1997年に発表した汽水・淡水魚レッドリストに,絶滅危惧II類としてメダカが掲載されて話題となった.メダカは,河川(恒久的水域)と一時的水域(水田や小水路)の間を移動して,これらの水域を効果的に利用している.また,ドジョウなども同様な生活史を持つ.これらの生息数が減少している理由の一つとして,圃場整備事業があげられる.圃場整備事業は,農業従事者に対して作業時間の短縮や省力化といった様々な恩恵を与えている.一方で冬水の流水停止,水尻や排水路末端の落差形成など水域ネットワークを分断して,魚類の生息環境の悪化を招いている.そこで,工学的な手法による淡水魚類への配慮が求められるようになった.本研究は,水域ネットワークの再構築の一手段として小規模水田魚道の試作と実験を行ったものである.<BR>魚道の試作にあたって,供試魚にドジョウ(底生魚)とメダカ(遊泳魚)を選び,ドジョウについてはあらかじめ遡上行動を観察した.その結果,ドジョウは遡上中に休憩し,遡上の際には引っかかりを利用することが分かった.この結果を参考にして魚道の試作を行い,供試魚を用いた予備実験を行った.そして,カスケードM型魚道と千鳥X型魚道と称する2つのタイプを開発した.また,この2つの魚道について設置勾配や流量を変えた遡上実験を実施し,以下の結果を得た,1)カスケードM型魚道は,ドジョウ(匍匐型,遊泳型)の遡上・降下行動を可能とする.2)千鳥X型魚道は,ドジョウ(遊泳型)とメダカの遡上・降下行動を可能とする.3)ドジヨウの遡上は,夜間に活発化する.4)メダカはドジョウに比べて正の走流性が強い."}],"abstractLicenseFlag":"disallow"}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1420001326237414016","@type":"Researcher","personIdentifier":[{"@type":"KAKEN_RESEARCHERS","@value":"90616062"},{"@type":"NRID","@value":"1000090616062"},{"@type":"NRID","@value":"9000356933009"},{"@type":"NRID","@value":"9000409207787"},{"@type":"NRID","@value":"9000411210187"},{"@type":"NRID","@value":"9000288833865"},{"@type":"NRID","@value":"9000412296298"},{"@type":"NRID","@value":"9000000837830"},{"@type":"NRID","@value":"9000405886860"},{"@type":"NRID","@value":"9000314781230"},{"@type":"NRID","@value":"9000326669596"},{"@type":"NRID","@value":"9000347137136"},{"@type":"NRID","@value":"9000402813130"},{"@type":"NRID","@value":"9000397722923"},{"@type":"NRID","@value":"9000272255873"},{"@type":"NRID","@value":"9000256445565"},{"@type":"NRID","@value":"9000414370677"},{"@type":"NRID","@value":"9000408424206"},{"@type":"NRID","@value":"9000399347270"},{"@type":"NRID","@value":"9000256653303"},{"@type":"NRID","@value":"9000256653274"},{"@type":"RESEARCHMAP","@value":"https://researchmap.jp/7000021175"}],"foaf:name":[{"@language":"en","@value":"SUZUKI Masaki"},{"@language":"ja","@value":"鈴木 正貴"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Doctoral Course in Agricultural Science, The United Graduate School"},{"@language":"ja","@value":"東京農工大学大学院連合農学研究科"}]},{"@id":"https://cir.nii.ac.jp/crid/1410282679448079234","@type":"Researcher","foaf:name":[{"@language":"en","@value":"MIZUTANI Masakazu"},{"@language":"ja","@value":"水谷 正一"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Faculty of Agriculture, Utsunomiya University"},{"@language":"ja","@value":"宇都宮大学農学部"}]},{"@id":"https://cir.nii.ac.jp/crid/1410282679448079233","@type":"Researcher","foaf:name":[{"@language":"en","@value":"GOTO Akira"},{"@language":"ja","@value":"後藤 章"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Faculty of Agriculture, Utsunomiya University"},{"@language":"ja","@value":"宇都宮大学農学部"}]}],"publication":{"publicationIdentifier":[{"@type":"PISSN","@value":"13443755"},{"@type":"EISSN","@value":"18825974"},{"@type":"NDL_BIB_ID","@value":"000000105042"},{"@type":"ISSN","@value":"13443755"},{"@type":"LISSN","@value":"13443755"},{"@type":"PISSN","@value":"http://id.crossref.org/issn/13443755"},{"@type":"NCID","@value":"AA11528360"}],"prism:publicationName":[{"@language":"en","@value":"Ecology and Civil Engineering"},{"@language":"ja","@value":"応用生態工学"},{"@language":"en","@value":"ECE"},{"@language":"ja","@value":"応用生態工学"},{"@language":"en","@value":"Ecology and Civil Engineering"}],"dc:publisher":[{"@language":"en","@value":"Ecology and Civil Engineering Society"},{"@language":"ja","@value":"応用生態工学会"}],"prism:publicationDate":"2001","prism:volume":"4","prism:number":"2","prism:startingPage":"163","prism:endingPage":"177"},"reviewed":"false","dcterms:accessRights":"http://purl.org/coar/access_right/c_abf2","url":[{"@id":"http://id.ndl.go.jp/bib/6029899"},{"@id":"https://ndlsearch.ndl.go.jp/books/R000000004-I6029899"}],"availableAt":"2001","foaf:topic":[{"@id":"https://cir.nii.ac.jp/all?q=Japanese%20killifish","dc:title":"Japanese killifish"},{"@id":"https://cir.nii.ac.jp/all?q=mud%20loach","dc:title":"mud loach"},{"@id":"https://cir.nii.ac.jp/all?q=migration","dc:title":"migration"},{"@id":"https://cir.nii.ac.jp/all?q=paddy","dc:title":"paddy"},{"@id":"https://cir.nii.ac.jp/all?q=field","dc:title":"field"},{"@id":"https://cir.nii.ac.jp/all?q=small-scale","dc:title":"small-scale"},{"@id":"https://cir.nii.ac.jp/all?q=fishway","dc:title":"fishway"}],"relatedProduct":[{"@id":"https://cir.nii.ac.jp/crid/1050850247216861056","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Effect of loach consumption on the reproduction of giant water bug Kirkaldyia deyrolli: dietary selection, reproductive performance, and nutritional evaluation"}]},{"@id":"https://cir.nii.ac.jp/crid/1360004229934340352","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Effects of modern drainage systems on the spatial distribution of loach in rice ecosystems"}]},{"@id":"https://cir.nii.ac.jp/crid/1363107370132778624","@type":"Article","relationType":["cites"],"jpcoar:relatedTitle":[{"@value":"Annual and daily activity rhythms of loathes in an irrigation creek and ditches around paddy fields"}]},{"@id":"https://cir.nii.ac.jp/crid/1390001204423089536","@type":"Article","relationType":["cites"],"jpcoar:relatedTitle":[{"@language":"en","@value":"The Seasonal Changes of the<i> Misgumus anguillicaudatus</i> (Cantor) Population in Paddy Fields and Surrounding Waters"},{"@language":"ja","@value":"水田とその周辺水域に生息するドジョウ個体群の季節消長"},{"@language":"ja-Kana","@value":"スイデン ト ソノ シュウヘン スイイキ ニ セイソク スル ドジョウ コタイグン ノ キセツ ショウチョウ"}]},{"@id":"https://cir.nii.ac.jp/crid/1390001205285320064","@type":"Article","relationType":["isCitedBy"],"jpcoar:relatedTitle":[{"@language":"ja","@value":"中山間地域におけるトキの餌場整備の効果"},{"@language":"en","@value":"Effect of Limited-scale Improvement Works on the Maintenance of Food for Japanese Crested Ibis in Hilly and Mountainous Areas"},{"@language":"ja-Kana","@value":"チュウサンカン チイキ ニ オケル トキ ノ エサバ セイビ ノ コウカ"}]},{"@id":"https://cir.nii.ac.jp/crid/1390001205349078144","@type":"Article","relationType":["isCitedBy"],"jpcoar:relatedTitle":[{"@language":"ja","@value":"ホトケドジョウによる水田の利用実態-大栗川上流域の谷津田を事例として-"},{"@language":"en","@value":"Utilization of paddy field by Hotoke loach -Case study of Yatsu paddy field in the upper stream of the Okuri River-"},{"@language":"ja-Kana","@value":"ホトケドジョウ ニ ヨル スイデン ノ リヨウ ジッタイ オオクリガワ ジョウリュウイキ ノ ヤ ツダ オ ジレイ ト シテ"}]},{"@id":"https://cir.nii.ac.jp/crid/1390001205602894976","@type":"Article","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@language":"en","@value":"PERSPECTIVE OF HYDRAULIC RESEARCH ON ENVIRONMENT"},{"@language":"ja","@value":"環境に関わる水理学の研究展望"}]},{"@id":"https://cir.nii.ac.jp/crid/1390001205920930304","@type":"Article","relationType":["cites"],"jpcoar:relatedTitle":[{"@value":"階段式魚道内の流況に関する実験について"},{"@language":"ja-Kana","@value":"カイダンシキ ギョドウナイ ノ リュウキョウ ニ カンスル ジッケン ニ ツイ"}]},{"@id":"https://cir.nii.ac.jp/crid/1390001205947527680","@type":"Article","relationType":["isCitedBy"],"jpcoar:relatedTitle":[{"@language":"en","@value":"Actions to Environmental Conservation and Regenerated Sustainable Agriculture in lzunuma, Uchinuma"},{"@value":"伊豆沼・内沼の環境保全と環境創造型農業の取組み"},{"@language":"ja-Kana","@value":"イズヌマ ウチヌマ ノ カンキョウ ホゼン ト カンキョウ ソウゾウガタ ノウギョウ ノ トリクミ"}]},{"@id":"https://cir.nii.ac.jp/crid/1390018428978344576","@type":"Article","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@language":"en","@value":"Restoration of Disconnected Ecological Network between River and Paddy Field Using Fishways"},{"@language":"ja","@value":"河川域から水田域までの分断されたエコロジカルネットワークの魚道による再生"}]},{"@id":"https://cir.nii.ac.jp/crid/1390282679267807360","@type":"Article","relationType":["cites"],"jpcoar:relatedTitle":[{"@language":"ja","@value":"淡水魚の水田周辺における一時的水域への侵入と産卵"},{"@language":"en","@value":"MOVEMENT AND SPAWNING OF SEVERAL FRESHWATER FISHES IN TEMPORARY WATERS AROUND PADDY FIELDS"},{"@language":"ja-Kana","@value":"タンスイギョ ノ スイデン シュウヘン ニ オケル イチジテキ スイイキ エ"}]},{"@id":"https://cir.nii.ac.jp/crid/1390282679447880576","@type":"Article","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@language":"ja","@value":"水田小排水路における水路構造が水生生物に及ぼす影響"},{"@language":"en","@value":"Influence of canal structure on aquatic animals in the farm drain of a paddy field"}]},{"@id":"https://cir.nii.ac.jp/crid/1390282679448164736","@type":"Article","relationType":["isReferencedBy","isCitedBy"],"jpcoar:relatedTitle":[{"@language":"ja","@value":"佐渡島の河川のドジョウ密度を決定する要因とその保全策への応用"},{"@language":"en","@value":"Determinants of the <I>Misgurnus anguillicaudatus</I> population and its application to conservation planning in Sado Island, Japan"},{"@language":"ja-Kana","@value":"サドガシマ ノ カセン ノ ドジョウ ミツド オ ケッテイ スル ヨウイン ト ソノ ホゼンサク エ ノ オウヨウ"},{"@value":"determinants of the misgurnus anguillicaudatus population and its application to conservation planning in sado island japan"}]},{"@id":"https://cir.nii.ac.jp/crid/1390282679449267584","@type":"Article","relationType":["cites"],"jpcoar:relatedTitle":[{"@value":"魚道の評価　　田圃につける小さな魚道"},{"@language":"en","@value":"Small fishway to a rice paddy field"},{"@language":"ja-Kana","@value":"タンボ ニ ツケル チイサナ ギョドウ イケン"}]},{"@id":"https://cir.nii.ac.jp/crid/1390282679449755648","@type":"Article","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@language":"ja","@value":"和歌山県荒見井水路の改修にともなうリュウノヒゲモ群落保全の取り組み"},{"@language":"en","@value":"Conservation of <I>Potamogeton pectinatus</I> community in the improvement works of Aramii-suiro, an irrigation ditch in Wakayama Prefecture"}]},{"@id":"https://cir.nii.ac.jp/crid/1390282679743561600","@type":"Article","relationType":["cites"],"jpcoar:relatedTitle":[{"@language":"en","@value":"Comparison of fish fauna among three types of rice fields in the Chikuma River basin."},{"@value":"千曲川流域の３タイプの水田間での魚類相の比較"},{"@language":"ja-Kana","@value":"チクマガワ リュウイキ ノ 3 タイプ ノ スイデン カン デ ノ ギョルイソウ ノ ヒカク"}]},{"@id":"https://cir.nii.ac.jp/crid/1390282679747452288","@type":"Article","relationType":["isReferencedBy","isCitedBy"],"jpcoar:relatedTitle":[{"@language":"en","@value":"Ascending Migration of Loach Misgurnus Anguillicaudatus Affected by Water Management Practices of Paddy Fields and Installation Conditions of Corrugated Pipes as Water Fishways to Paddy Fields"},{"@value":"コルゲート管を用いた水田魚道の設置条件および水田の水管理とドジョウの遡上との関係"},{"@language":"ja-Kana","@value":"コルゲートカン オ モチイタ スイデン ギョドウ ノ セッチ ジョウケン オヨビ スイデン ノ ミズ カンリ ト ドジョウ ノ ソジョウ トノ カンケイ"}]},{"@id":"https://cir.nii.ac.jp/crid/1390282680262598144","@type":"Article","relationType":["isCitedBy"],"jpcoar:relatedTitle":[{"@language":"en","@value":"Development of Automatic Counting System for Loaches Using Paddy Field Fishways"},{"@language":"ja","@value":"水田魚道を利用するドジョウを対象とした自動計数システムの開発"},{"@language":"ja-Kana","@value":"スイデン ギョドウ オ リヨウ スル ドジョウ オ タイショウ ト シタ ジドウ ケイスウ システム ノ カイハツ"}]},{"@id":"https://cir.nii.ac.jp/crid/1390282680264248320","@type":"Article","relationType":["isCitedBy"],"jpcoar:relatedTitle":[{"@language":"ja","@value":"栃木県下における谷津水域の魚類の生息環境モデルの構築"},{"@language":"en","@value":"Proposal of a Fish Habitat Environmental Model at Hill-bottom Valleys Waters In Tochgi Prefecture"},{"@language":"ja-Kana","@value":"トチギ ケンカ ニ オケル ヤ ツ スイイキ ノ ギョルイ ノ セイソク カンキョウ モデル ノ コウチク"}]},{"@id":"https://cir.nii.ac.jp/crid/1390282680264692992","@type":"Article","relationType":["isCitedBy"],"jpcoar:relatedTitle":[{"@language":"ja","@value":"水田で育ったニゴロブナ幼魚の水田内残存と脱出場所の選択性"},{"@language":"en","@value":"Residual Rate and Escape Route Preference of Juvenile <i>Carassius auratus grandoculis</i> Reared in Paddy Fields"},{"@language":"ja-Kana","@value":"スイデン デ ソダッタ ニゴロブナ ヨウギョ ノ スイデン ナイ ザンソン ト ダッシュツバショ ノ センタクセイ"}]},{"@id":"https://cir.nii.ac.jp/crid/1390295369737907840","@type":"Article","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@language":"en","@value":"MIGRATION CHARACTERISTICS OF YOUNG EEL ON SLOPE EEL LADDER WITH STRIP ROUGHNESS"},{"@language":"ja","@value":"底面桟粗度付き未成魚ウナギ用斜路式魚道の遡上特性"}]},{"@id":"https://cir.nii.ac.jp/crid/1390571240017470464","@type":"Article","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@language":"en","@value":"Influence on Fish Ascent Rate of Designs and Numbers of Weirs for Sloped Weir Fishways with V-shaped Notches"},{"@language":"ja","@value":"V字ノッチ傾斜隔壁魚道の隔壁形状と枚数が魚類の遡上率に与える影響"},{"@language":"ja-Kana","@value":"Vジ ノッチ ケイシャ カクヘキ ギョドウ ノ カクヘキ ケイジョウ ト マイスウ ガ ギョルイ ノ ソジョウリツ ニ アタエル エイキョウ"}]},{"@id":"https://cir.nii.ac.jp/crid/1390584796487447552","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@language":"en","@value":"STUDY ON OPTIMUM GEOMETRY OF STRIP ROUGHNESS IN 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