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| Dataset region | Max occur. (%) | N sample |
|---|---|---|
| Abisko, Sweden (ABK) | 13.30 | 26 |
| Yellowknife area, Northwest Territories, Canada (YEL) | 2.03 | 5 |
| Lena River, Russia (LEN) | 1.24 | 5 |
| Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) | 0.65 | 2 |
| Northern Sweden (SWE) | 0.48 | 4 |
| Parameter (unit) | Average | Maximum | Minimum | N sample |
|---|---|---|---|---|
| ALK (mekv/L) | 0.10 | 0.15 | 0.03 | 4 |
| ALK (mg/L CaCO3) | 6.27 | 9.39 | 1.89 | 4 |
| Ca (mg/L) | 0.94 | 2.40 | 0.00 | 9 |
| Ca (meq/L) | 0.10 | 0.39 | 0.02 | 28 |
| CHLa-C (ug/L) | 0.62 | 0.80 | 0.40 | 5 |
| CHLa-U (ug/L) | 0.80 | 1.00 | 0.70 | 5 |
| Cl (meq/L) | 0.02 | 0.05 | 0.01 | 28 |
| Cl (mg/L) | 0.56 | 1.31 | 0.00 | 9 |
| COND (uS/cm) | 3.06 | 12.00 | 0.00 | 33 |
| DIC (mg/L) | 0.50 | 1.10 | 0.20 | 5 |
| DIST (km) | 70.50 | 195.00 | -15.00 | 5 |
| DOC (mg/L) | 4.09 | 13.40 | 0.70 | 31 |
| Fe (ug/L) | 90.60 | 178.00 | 43.60 | 5 |
| K (meq/L) | 0.01 | 0.01 | 0.00 | 28 |
| K (mg/L) | 0.32 | 0.60 | 0.00 | 9 |
| Mg (mg/L) | 0.15 | 0.51 | 0.00 | 4 |
| Mg (meq/L) | 0.03 | 0.10 | 0.01 | 28 |
| Mn (ug/L) | 8.22 | 26.00 | 0.10 | 5 |
| Na (meq/L) | 0.03 | 0.06 | 0.01 | 28 |
| Na (mg/L) | 0.52 | 1.36 | 0.00 | 9 |
| NH3 (ug/L) | 8.40 | 12.00 | 1.00 | 5 |
| NO2 (ug/L) | 1.80 | 3.00 | 1.00 | 5 |
| NO3 (ug/L) | 10.00 | 10.00 | 10.00 | 5 |
| pH | 6.82 | 8.20 | 6.01 | 35 |
| PN (ug/L) | 66.40 | 100.00 | 50.00 | 5 |
| POC (ug/L) | 618.00 | 899.00 | 483.00 | 5 |
| POC:PN | 9.68 | 13.03 | 5.98 | 5 |
| Si (mg/L) | 0.82 | 3.02 | 0.04 | 26 |
| SiO2 (mg/L) | 0.21 | 0.32 | 0.13 | 5 |
| SO4 (mg/L) | 0.88 | 1.83 | 0.00 | 9 |
| SO4 (meq/L) | 0.04 | 0.22 | 0.01 | 28 |
| SRP-U (ug/L) | 0.66 | 1.00 | 0.50 | 5 |
| TEMP (°C) | 9.60 | 12.00 | 6.00 | 32 |
| TKN-U (ug/L) | 175.60 | 325.00 | 32.00 | 5 |
| TN (ug/L) | 254.80 | 389.00 | 146.00 | 5 |
| TN:TP | 41.88 | 67.22 | 18.96 | 5 |
| TOC (mg/L) | 4.12 | 14.90 | 0.30 | 28 |
| TP-F (ug/L) | 3.40 | 4.70 | 2.70 | 5 |
| TP-U (ug/L) | 6.68 | 9.60 | 3.60 | 5 |
| ZOOPL (ug/L) | 1360.83 | 2085.74 | 635.49 | 5 |
