底質タイプ | 項目 | 試料数 | 最大値~最小値 | 平均 | 標準偏差 |
---|---|---|---|---|---|
礫+砂 | 含泥率 (%) | 4 | 0.10%~0% | 0.04% | 0.04% |
中央粒径 (mm) | 4 | 1.8mm~1.4mm | 1.5mm | 0.19mm | |
IL (%) | 4 | 1.4%~0.8% | 0.93% | 0.49% | |
TOC (mg/g) | 4 | 0.47mg/g~0.08mg/g | 0.19mg/g | 0.19mg/g | |
T-N (mg/g) | 4 | 0.06mg/g~0.01mg/g | 0.03mg/g | 0.02mg/g | |
T-P (mg/g) | 4 | 0.08mg/g~0.02mg/g | 0.05mg/g | 0.03mg/g | |
砂 | 含泥率 (%) | 18 | 3.5%~0.05% | 0.62% | 0.86% |
中央粒径 (mm) | 18 | 1.5mm~0.33mm | 0.88mm | 0.37mm | |
IL (%) | 18 | 3.1%~0.43% | 1.5% | 0.76% | |
TOC (mg/g) | 18 | 3.3mg/g~0.06mg/g | 1.2mg/g | 1.1mg/g | |
T-N (mg/g) | 18 | 0.40mg/g~0mg/g | 0.15mg/g | 0.11mg/g | |
T-P (mg/g) | 18 | 0.25mg/g~0.01mg/g | 0.08mg/g | 0.05mg/g | |
砂+シルト | 含泥率 (%) | 16 | 6.1%~0.74% | 2.9% | 1.4% |
中央粒径 (mm) | 16 | 1.3mm~0.18mm | 6.9mm | 0.31mm | |
IL (%) | 16 | 4.9%~0.98% | 2.6% | 1.1% | |
TOC (mg/g) | 16 | 4.0mg/g~0.64mg/g | 2.5mg/g | 1.1mg/g | |
T-N (mg/g) | 16 | 0.45mg/g~0.07mg/g | 0.26mg/g | 0.11mg/g | |
T-P (mg/g) | 16 | 0.26mg/g~0.04mg/g | 0.12mg/g | 0.06mg/g | |
シルト | 含泥率 (%) | 15 | 28%~4.0% | 13.% | 6.8% |
中央粒径 (mm) | 15 | 1.1mm~0.11mm | 0.36mm | 0.32mm | |
IL (%) | 15 | 6.7%~2.0% | 4.% | 1.3% | |
TOC (mg/g) | 15 | 12mg/g~1.7mg/g | 6.mg/g | 3.2mg/g | |
T-N (mg/g) | 15 | 1.4mg/g~0.16mg/g | 0.63mg/g | 0.33mg/g | |
T-P (mg/g) | 15 | 0.32mg/g~0.10mg/g | 0.2mg/g | 0.07mg/g | |
全干潟 | 含泥率 (%) | 53 | 28%~0% | 4.8% | 6.5% |
中央粒径 (mm) | 53 | 1.8mm~0.11mm | 0.72mm | 0.45mm | |
IL (%) | 53 | 6.7%~0.30% | 2.5% | 1.5% | |
TOC (mg/g) | 53 | 12mg/g~0.08mg/g | 2.9mg/g | 2.8mg/g | |
T-N (mg/g) | 53 | 1.4mg/g~0mg/g | 0.31mg/g | 0.29mg/g | |
T-P (mg/g) | 53 | 0.32mg/g~0.02mg/g | 0.12mg/g | 0.08mg/g |