Table 1 The coordinates of sampling sites along the Pearl River basin
Sites | Name | Coordinates | Width (m) | Subordinate river |
|---|---|---|---|---|
S1 | Lubao | 112°53′23"E, 23°20′53"N | 791 | Beijiang |
S2 | Shijiao | 112°57′59"E, 23°33′41"N | 882 | Beijiang |
S3 | Qingyuan | 113°3′49"E, 23°41′50"N | 935 | Beijiang |
S4 | Lianjiang | 113°18′16"E, 24°1′29"N | 635 | Beijiang |
S5 | Hengli | 114°36′55"E, 23°10′26"N | 770 | Dongjiang |
S6 | Guzhu | 114°41′26"E, 23°30′25"N | 462 | Dongjiang |
S7 | Heyuan | 114°42′45"E, 23°44′18"N | 714 | Dongjiang |
S8 | Huangtian | 114°59′36"E, 23°53′17"N | 341 | Dongjiang |