| Global Distribution of Nutrients (Silicic Acid Difference) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=250 | Course '栄養塩の全球分布（ケイ酸の相違）' |
| Nutrients Limiting Primary Production (Characteristics by sea area) | Contents of "Marine Chemistry" | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1103 | Course 'Chemical Oceanography (by Ooki) Index' |
| Nutrients Limiting Primary Production (Characteristics by sea area) | Previous Course (Global Distribution of Nutrients (Silicic Acid Differences)) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1514 | Course ' Global Distribution of Nutrients (Silicic Acid Difference)' |
| Nutrients Limiting Primary Production (Characteristics by sea area) | Next course (Nitrate depletion in the Chukchi Sea) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1516 | Course 'Nitrate depletion in the Chukchi Sea ' |
| Nutrients Limiting Primary Production (Characteristics by sea area) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=251 | Course '基礎生産を制限する栄養塩成分（海域による特徴）' |
| Nitrate depletion in the Chukchi Sea | Contents of "Marine Chemistry" | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=457 | Course '海洋化学（by Ooki）のもくじ（教科書ダウンロードあります）' |
| Nitrate depletion in the Chukchi Sea | Previous Course (Nutrients Limiting Primary Production (Characteristics by Sea Area)) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=251 | Course '基礎生産を制限する栄養塩成分（海域による特徴）' |
| Nitrate depletion in the Chukchi Sea | Next course (Si uptake ratio in iron-restricted / iron-unrestricted (Introduction to Research)) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=254 | Course '鉄制限－鉄未制限時のSi取り込み比率（研究紹介）' |
| Nitrate depletion in the Chukchi Sea | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=252 | Course '太平洋側北極海（チャクチ海）での硝酸不足' |
| Si uptake ratio during Fe-limited or Fe-unlimited (Research Introduction) | Contents of "Marine Chemistry" | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1103 | Course 'Chemical Oceanography (by Ooki) Index' |
| Si uptake ratio during Fe-limited or Fe-unlimited (Research Introduction) | Previous Course (Nitrate depletion in the Chukchi Sea) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1516 | Course 'Nitrate depletion in the Chukchi Sea ' |
| Si uptake ratio during Fe-limited or Fe-unlimited (Research Introduction) | Next Course（C,N,P,O cycle due to primary production and remineralization） | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1518 | Course ' C,N,P,O cycle due to primary production and remineralization' |
| Si uptake ratio during Fe-limited or Fe-unlimited (Research Introduction) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=254 | Course '鉄制限－鉄未制限時のSi取り込み比率（研究紹介）' |
| C,N,P,O cycle due to primary production and remineralization | Contents of "Marine Chemistry" | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=457 | Course '海洋化学（by Ooki）のもくじ（教科書ダウンロードあります）' |
| C,N,P,O cycle due to primary production and remineralization | Previous Course (Si uptake ratio during Fe-limited or Fe-unlimited (Research Introduction)) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=254 | Course '鉄制限－鉄未制限時のSi取り込み比率（研究紹介）' |
| C,N,P,O cycle due to primary production and remineralization | Next course (Model calculation of Primary production in the sea (analysis task)) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=256 | Course '海洋基礎生産のモデル計算（解析課題）' |
| C,N,P,O cycle due to primary production and remineralization | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=255 | Course '基礎生産と有機物分解による、C、N、P、Oの移動' |
| Model calculation of Primary production in the sea (analysis task) | A fish bioenergetics model of Japanese chum salmon (Oncorhynchus keta) for studying the influence of environmental factor changes, Kmezawa et al., Bulletin of the Japanese Society of Fisheries Oceanography, 71(2) 87–95, (2007) | http://hdl.handle.net/2115/52211 | External website |
| Model calculation of Primary production in the sea (analysis task) | Contents of "Marine Chemistry" | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=457 | Course '海洋化学（by Ooki）のもくじ（教科書ダウンロードあります）' |
| Model calculation of Primary production in the sea (analysis task) | Previous Course（C,N,P,O Cycle due to Primary Production and Remineralization) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=255 | Course '基礎生産と有機物分解による、C、N、P、Oの移動' |
