| Dataset region | Max occur. (%) | N sample |
|---|---|---|
| Taimyr Peninsula, Russia (TAI) | 1.22 | 1 |
| Abisko, Sweden (ABK) | 1.18 | 17 |
| Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) | 0.97 | 8 |
| Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) | 0.65 | 1 |
| Northern Sweden (SWE) | 0.52 | 3 |
| Yellowknife area, Northwest Territories, Canada (YEL) | 0.32 | 4 |
| Parameter (unit) | Average | Maximum | Minimum | N sample |
|---|---|---|---|---|
| ALK (mg/L CaCO3) | 5.23 | 8.54 | 2.99 | 3 |
| ALK (mekv/L) | 0.09 | 0.14 | 0.05 | 3 |
| Ca (meq/L) | 0.10 | 0.23 | 0.03 | 18 |
| Ca (mg/L) | 0.62 | 1.20 | 0.00 | 7 |
| CHLa-C (ug/L) | 0.42 | 0.80 | 0.10 | 4 |
| CHLa-U (ug/L) | 0.75 | 0.90 | 0.60 | 4 |
| Cl (mg/L) | 0.52 | 1.13 | 0.00 | 7 |
| Cl (meq/L) | 0.02 | 0.05 | 0.01 | 18 |
| COND (uS/cm) | 3.29 | 10.00 | 0.08 | 23 |
| DIC (mg/L) | 0.30 | 0.50 | 0.20 | 4 |
| DIST (km) | 186.25 | 227.50 | 142.50 | 4 |
| DO (mg/L) | 13.57 | 13.57 | 13.57 | 1 |
| DOC (mg/L) | 4.47 | 11.50 | 0.70 | 21 |
| Fe (ug/L) | 30.55 | 53.10 | 7.50 | 4 |
| K (meq/L) | 0.01 | 0.02 | 0.00 | 18 |
| K (mg/L) | 0.29 | 0.51 | 0.00 | 7 |
| Mg (mg/L) | 0.05 | 0.15 | 0.00 | 3 |
| Mg (meq/L) | 0.05 | 0.16 | 0.01 | 18 |
| Mn (ug/L) | 7.55 | 26.00 | 0.10 | 4 |
| Na (meq/L) | 0.04 | 0.06 | 0.02 | 18 |
| Na (mg/L) | 0.33 | 0.60 | 0.00 | 7 |
| NH3 (ug/L) | 2.00 | 5.00 | 1.00 | 4 |
| NO2 (ug/L) | 2.00 | 3.00 | 1.00 | 4 |
| NO3 (ug/L) | 10.00 | 10.00 | 10.00 | 4 |
| pH | 6.77 | 8.60 | 6.20 | 25 |
| PN (ug/L) | 85.50 | 102.00 | 46.00 | 4 |
| POC (ug/L) | 472.00 | 598.00 | 354.00 | 4 |
| POC:PN | 5.83 | 7.70 | 3.79 | 4 |
| Si (mg/L) | 1.05 | 2.58 | 0.08 | 17 |
| SiO2 (mg/L) | 0.24 | 0.33 | 0.18 | 4 |
| SO4 (mg/L) | 0.81 | 1.44 | 0.00 | 7 |
| SO4 (meq/L) | 0.05 | 0.36 | 0.01 | 18 |
| SRP-U (ug/L) | 0.50 | 0.60 | 0.40 | 4 |
| TEMP (°C) | 10.62 | 13.70 | 6.20 | 23 |
| TKN-U (ug/L) | 90.25 | 126.00 | 32.00 | 4 |
| TN (ug/L) | 188.75 | 240.00 | 146.00 | 4 |
| TN:TP | 44.25 | 70.59 | 18.96 | 4 |
| TOC (mg/L) | 5.28 | 13.10 | 0.60 | 18 |
| TP-F (ug/L) | 4.30 | 9.20 | 2.20 | 4 |
| TP-U (ug/L) | 4.92 | 7.70 | 3.40 | 4 |
| ZOOPL (ug/L) | 1704.26 | 1954.90 | 1400.41 | 4 |