/
| Dataset region | Max occur. (%) | N sample |
|---|---|---|
| Northern Sweden (SWE) | 17.11 | 22 |
| Abisko, Sweden (ABK) | 15.31 | 40 |
| Bylot Island, Nunavut, Canada. (BYL) | 10.00 | 51 |
| Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) | 8.97 | 36 |
| Taimyr Peninsula, Russia (TAI) | 3.61 | 11 |
| Pechora River, Russia (PEC) | 2.62 | 8 |
| Lena River, Russia (LEN) | 1.86 | 10 |
| Northern Quebec (QUE) | 1.20 | 15 |
| Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) | 1.06 | 19 |
| Labrador, Canada (LAB) | 1.00 | 14 |
| Yellowknife area, Northwest Territories, Canada (YEL) | 0.32 | 3 |
| Parameter (unit) | Average | Maximum | Minimum | N sample |
|---|---|---|---|---|
| ALK (mekv/L) | 0.19 | 0.61 | 0.03 | 20 |
| ALK (mg/L CaCO3) | 11.52 | 37.09 | 1.89 | 20 |
| Ca (mg/L) | 2.17 | 8.56 | 0.00 | 26 |
| Ca (meq/L) | 0.15 | 1.03 | 0.02 | 55 |
| CHLa-C (ug/L) | 0.65 | 1.50 | 0.20 | 4 |
| CHLa-U (ug/L) | 1.40 | 3.30 | 0.70 | 4 |
| Cl (mg/L) | 0.95 | 3.72 | 0.00 | 26 |
| Cl (meq/L) | 0.03 | 0.07 | 0.01 | 55 |
| COND (uS/cm) | 3.55 | 40.00 | 0.00 | 63 |
| DIC (mg/L) | 1.50 | 4.80 | 0.20 | 4 |
| DIST (km) | 55.83 | 170.00 | -15.00 | 3 |
| DO (mg/L) | 12.98 | 13.57 | 12.30 | 5 |
| DOC (mg/L) | 4.08 | 11.30 | 0.20 | 44 |
| Fe (ug/L) | 78.43 | 178.00 | 27.20 | 3 |
| K (meq/L) | 0.01 | 0.05 | 0.00 | 55 |
| K (mg/L) | 0.40 | 2.08 | 0.00 | 26 |
| Mg (mg/L) | 0.49 | 2.33 | 0.00 | 23 |
| Mg (meq/L) | 0.05 | 0.19 | 0.01 | 55 |
| Mn (ug/L) | 2.73 | 8.00 | 0.10 | 3 |
| Na (mg/L) | 0.64 | 1.59 | 0.00 | 25 |
| Na (meq/L) | 0.08 | 2.22 | 0.01 | 56 |
| NH3 (ug/L) | 9.67 | 12.00 | 6.00 | 3 |
| NH3-F (mg/L) | 0.08 | 0.08 | 0.08 | 1 |
| NO2 (ug/L) | 2.33 | 3.00 | 1.00 | 3 |
| NO2-F (ug/L) | 3.00 | 3.00 | 3.00 | 1 |
| NO2 & NO3-F (mg/L) | 0.01 | 0.01 | 0.01 | 1 |
| NO3 (ug/L) | 10.00 | 10.00 | 10.00 | 3 |
| pH | 6.91 | 8.20 | 6.00 | 68 |
| PN (ug/L) | 75.67 | 104.00 | 50.00 | 3 |
| POC (ug/L) | 554.00 | 580.00 | 532.00 | 3 |
| POC:PN | 7.96 | 10.64 | 5.29 | 3 |
| Si (mg/L) | 0.95 | 2.86 | 0.04 | 40 |
| SiO2 (mg/L) | 0.71 | 1.90 | 0.26 | 4 |
| SO4 (meq/L) | 0.05 | 0.28 | 0.01 | 55 |
| SO4 (mg/L) | 1.36 | 3.07 | 0.00 | 26 |
| SRP-U (ug/L) | 0.93 | 1.30 | 0.50 | 3 |
| TEMP (°C) | 10.92 | 17.50 | 4.80 | 60 |
| TKN-F (ug/L) | 1330.00 | 1330.00 | 1330.00 | 1 |
| TKN-U (ug/L) | 216.00 | 325.00 | 150.00 | 3 |
| TN (ug/L) | 305.00 | 389.00 | 260.00 | 3 |
| TN:TP | 41.79 | 42.62 | 40.52 | 3 |
| TOC (mg/L) | 3.84 | 10.10 | 0.30 | 55 |
| TP-F (ug/L) | 8.12 | 21.30 | 3.20 | 4 |
| TP-U (ug/L) | 14.85 | 37.40 | 6.10 | 4 |
| ZOOPL (ug/L) | 702.31 | 947.01 | 367.56 | 3 |
