Table 3.
Number of microplastics (# Mp/Kg) found in sediments at studied sites compared with other rivers worldwide.
| River/Point | Amount of Mp/Kg (dw)1 | Country1 |
|---|---|---|
| Guayllabamba/M5 | 126 | Ecuador |
| San Pedro/SP2 | 186.5 | Ecuador |
| Pita/SP3 | 112.5 | Ecuador |
| San Pedro/SP7 | 32.6 | Ecuador |
| Pita/3.2PI | 14.3 | Ecuador |
| Meuse, Eijsden/P1.1 | 1760 | The Netherlands |
| Meuse, Eijsden/P1.2 | 1030 | The Netherlands |
| Rhine, Lobith/P2.1 | 5280 | The Netherlands |
| Rhine, Lobith/P2.2 | 4520 | The Netherlands |
| Rhine, Bimmen/P3.1 | 1970 | The Netherlands |
| Rhine, Bimmen/P3.2 | 1420 | The Netherlands |
| Amsterdam Urban Canal A1 | <68 | Germany |
| Amsterdam Urban Canal A2 | 1050 | Germany |
| Amsterdam Urban Canal A3 | 146 | Germany |
| Amsterdam Urban Canal A4 | 10500 | Germany |
| Amsterdam Urban Canal A5 | 527 | Germany |
| Amsterdam Urban Canal A6 | 132 | Germany |
1
Information from Leslie, Brandsma, Van Velzen & Vethaak, 2017. These authors used different collection methodologies from the ones used in this study.