| Formula for Calculating Oxygen Saturation Concentration in Seawater (Excel file) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=239 | Course '海水中の酸素飽和濃度の計算式（エクセルファイル）' |
| Apparent Oxygen Utilization (AOU) Summary | Go to the "Ocean Chemistry" contents. | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1103 | Course 'Chemical Oceanography (by Ooki) Index' |
| Apparent Oxygen Utilization (AOU) Summary | Go to previous course (Formula for Calculating Oxygen Saturation Concentration in Seawater (Excel file)) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1504 | Course ' Formula for Calculating Oxygen Saturation Concentration in Seawater (Excel file)' |
| Apparent Oxygen Utilization (AOU) Summary | Go to the next course (Vertical Distribution of Apparent Oxygen Utilization (AOU)) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1506 | Course 'Vertical Distribution of Apparent Oxygen Utilization (AOU)' |
| Apparent Oxygen Utilization (AOU) Summary | japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=240 | Course 'みかけの酸素消費量（AOU）の概要' |
| Vertical Distribution of Apparent Oxygen Utilization (AOU) | Go to the "Ocean Chemistry" contents. | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1103 | Course 'Chemical Oceanography (by Ooki) Index' |
| Vertical Distribution of Apparent Oxygen Utilization (AOU) | Go to previous course (Apparent Oxygen Utilization (AOU) Summary) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1505 | Course ' Apparent Oxygen Utilization (AOU) Summary' |
| Vertical Distribution of Apparent Oxygen Utilization (AOU) | Go to the next course (Global Distribution of Dissolved Oxygen) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1507 | Course ' Global Distribution of Dissolved Oxygen' |
| Vertical Distribution of Apparent Oxygen Utilization (AOU) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=241 | Course 'みかけの酸素消費量（AOU）の鉛直分布' |
| Global Distribution of Dissolved Oxygen | Go to the "Ocean Chemistry" contents. | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1103 | Course 'Chemical Oceanography (by Ooki) Index' |
| Global Distribution of Dissolved Oxygen | Go to previous course (Vertical Distribution of Apparent Oxygen Utilization (AOU)) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1506 | Course 'Vertical Distribution of Apparent Oxygen Utilization (AOU)' |
| Global Distribution of Dissolved Oxygen | Go to the next course (Dissolved oxygen measurement (DO sampling method)) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1508 | Course 'Dissolved Oxygen Measurement (DO Water Sampling Method)' |
| Global Distribution of Dissolved Oxygen | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=242 | Course '溶存酸素の全球分布' |
| Dissolved Oxygen Measurement (DO Water Sampling Method) | Go to the "Ocean Chemistry" contents | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1103 | Course 'Chemical Oceanography (by Ooki) Index' |
| Dissolved Oxygen Measurement (DO Water Sampling Method) | Go to the previous course (Global Distribution of Dissolved Oxygen) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1507 | Course ' Global Distribution of Dissolved Oxygen' |
| Dissolved Oxygen Measurement (DO Water Sampling Method) | Go to the next course (What are the nutrients in the sea?) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1509 | Course 'What are the nutrients in the sea?' |
| Dissolved Oxygen Measurement (DO Water Sampling Method) | Japanese | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=243 | Course '溶存酸素測定（DO採水の方法）' |
| What are the nutrients in the sea? | Back to "Chemistry of the Sea" Table of Contents | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1103 | Course 'Chemical Oceanography (by Ooki) Index' |
| What are the nutrients in the sea? | Go to the previous course (Dissolved Oxygen Measurement (DO Sampling Method)) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1508 | Course 'Dissolved Oxygen Measurement (DO Water Sampling Method)' |
| What are the nutrients in the sea? | Go to the next course (Factors limiting basic production in the ocean (nutrient supply to the surface)) | https://repun-app.fish.hokudai.ac.jp/course/view.php?id=1510 | Course ' Factors Restricting Primary Production in the Ocean (Nutrient Supply to the Surface)' |
