| Code | Rivers | Elongation ratio | Circularity ratio | Compactness | Form factor |
| N01 | Xiangxi | 0.80 | 0.25 | 2.01 | 0.51 |
| N02 | Liantai | 0.49 | 0.20 | 2.22 | 0.19 |
| N03 | Xietan | 0.66 | 0.34 | 1.72 | 0.34 |
| N04 | Caoliangxi | 0.76 | 0.36 | 1.66 | 0.45 |
| N05 | Shennongxi | 0.76 | 0.30 | 1.84 | 0.46 |
| N06 | Bianyuxi | 0.68 | 0.27 | 1.91 | 0.37 |
| N07 | Daning | 0.61 | 0.21 | 2.18 | 0.29 |
| N08 | Caotangxi | 0.92 | 0.37 | 1.64 | 0.67 |
| N09 | Liujia | 0.65 | 0.22 | 2.12 | 0.33 |
| N10 | - | 0.53 | 0.27 | 1.92 | 0.22 |
| N11 | Tanxi | 0.61 | 0.13 | 2.82 | 0.29 |
| N12 | Xiaojiang | 0.99 | 0.15 | 2.56 | 0.77 |
| N13 | - | 0.72 | 0.30 | 1.83 | 0.40 |
| N14 | - | 0.76 | 0.23 | 2.11 | 0.45 |
| S01 | Jiuwanxi | 0.80 | 0.25 | 2.01 | 0.50 |
| S02 | Tongzhuang | 0.64 | 0.25 | 2.00 | 0.32 |
| S03 | Qinggan | 0.78 | 0.39 | 1.61 | 0.47 |
| S04 | Lianzixi | 0.63 | 0.30 | 1.82 | 0.32 |
| S05 | Xiaoxi | 0.53 | 0.19 | 2.31 | 0.22 |
| S06 | Baolong | 0.74 | 0.24 | 2.05 | 0.43 |
| S07 | Guandu | 0.64 | 0.30 | 1.81 | 0.33 |
| S08 | - | 0.74 | 0.35 | 1.68 | 0.43 |
| S09 | - | 0.65 | 0.32 | 1.77 | 0.33 |
| S10 | Moxi | 0.65 | 0.25 | 2.00 | 0.33 |
| S11 | Silu | 0.53 | 0.14 | 2.64 | 0.22 |
| S12 | Modaoxi | 0.63 | 0.25 | 2.02 | 0.31 |