| Dataset region | Max occur. (%) | N sample |
|---|---|---|
| Northern Sweden (SWE) | 3.85 | 20 |
| Abisko, Sweden (ABK) | 1.94 | 15 |
| Yellowknife area, Northwest Territories, Canada (YEL) | 1.27 | 10 |
| Northern Quebec (QUE) | 1.00 | 10 |
| Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) | 0.99 | 5 |
| Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) | 0.32 | 1 |
| Parameter (unit) | Average | Maximum | Minimum | N sample |
|---|---|---|---|---|
| ALK (mg/L CaCO3) | 10.38 | 27.27 | 1.65 | 19 |
| ALK (mekv/L) | 0.17 | 0.45 | 0.03 | 19 |
| Ca (meq/L) | 0.19 | 1.03 | 0.05 | 29 |
| Ca (mg/L) | 2.15 | 9.38 | 0.00 | 30 |
| CHLa-C (ug/L) | 0.72 | 1.40 | 0.10 | 10 |
| CHLa-U (ug/L) | 1.04 | 1.80 | 0.60 | 10 |
| Cl (mg/L) | 0.97 | 2.87 | 0.00 | 30 |
| Cl (meq/L) | 0.04 | 0.10 | 0.01 | 29 |
| COND (uS/cm) | 5.50 | 22.00 | 0.08 | 40 |
| DIC (mg/L) | 0.69 | 2.40 | 0.20 | 10 |
| DIST (km) | 103.75 | 227.50 | -52.50 | 10 |
| DO (mg/L) | 13.57 | 13.57 | 13.57 | 1 |
| DOC (mg/L) | 4.58 | 9.10 | 1.30 | 25 |
| Fe (ug/L) | 56.57 | 210.00 | 7.50 | 10 |
| K (meq/L) | 0.01 | 0.05 | 0.00 | 29 |
| K (mg/L) | 0.41 | 1.37 | 0.00 | 30 |
| Mg (mg/L) | 0.45 | 2.33 | 0.00 | 20 |
| Mg (meq/L) | 0.06 | 0.19 | 0.01 | 29 |
| Mn (ug/L) | 3.85 | 12.00 | 0.10 | 10 |
| Na (meq/L) | 0.05 | 0.11 | 0.03 | 29 |
| Na (mg/L) | 0.68 | 1.59 | 0.00 | 30 |
| NH3 (ug/L) | 6.30 | 12.00 | 1.00 | 10 |
| NO2 (ug/L) | 1.90 | 3.00 | 1.00 | 10 |
| NO3 (ug/L) | 10.00 | 10.00 | 10.00 | 10 |
| pH | 7.14 | 8.80 | 6.20 | 45 |
| PN (ug/L) | 71.30 | 102.00 | 29.00 | 10 |
| POC (ug/L) | 536.40 | 1080.00 | 354.00 | 10 |
| POC:PN | 8.50 | 18.21 | 3.79 | 10 |
| Si (mg/L) | 1.17 | 3.06 | 0.27 | 15 |
| SiO2 (mg/L) | 0.23 | 0.38 | 0.10 | 10 |
| SO4 (mg/L) | 1.24 | 3.46 | 0.00 | 30 |
| SO4 (meq/L) | 0.04 | 0.17 | 0.01 | 29 |
| SRP-U (ug/L) | 0.62 | 1.10 | 0.40 | 10 |
| TEMP (°C) | 12.23 | 17.50 | 7.50 | 40 |
| TKN-U (ug/L) | 178.90 | 325.00 | 88.00 | 10 |
| TN (ug/L) | 263.10 | 429.00 | 147.00 | 10 |
| TN:TP | 47.84 | 70.59 | 29.82 | 10 |
| TOC (mg/L) | 4.35 | 9.60 | 0.60 | 29 |
| TP-F (ug/L) | 5.47 | 9.20 | 1.80 | 10 |
| TP-U (ug/L) | 5.93 | 12.70 | 3.40 | 10 |
| ZOOPL (ug/L) | 1162.21 | 2120.75 | 551.46 | 9 |