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| Dataset region | Max occur. (%) | N sample |
|---|---|---|
| Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) | 18.87 | 39 |
| Lena River, Russia (LEN) | 3.44 | 5 |
| Southampton Island, Nunavut, Canada (SI) | 2.39 | 44 |
| Yellowknife area, Northwest Territories, Canada (YEL) | 1.69 | 3 |
| Taimyr Peninsula, Russia (TAI) | 1.22 | 7 |
| Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) | 1.08 | 1 |
| Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) | 0.97 | 1 |
| Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) | 0.95 | 4 |
| Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) | 0.88 | 6 |
| Parameter (unit) | Average | Maximum | Minimum | N sample |
|---|---|---|---|---|
| Ag (ug/L) | 0.88 | 1.00 | 0.00 | 8 |
| Al (ug/L) | 118.84 | 370.00 | 10.70 | 8 |
| As (ug/L) | 0.01 | 0.01 | 0.01 | 1 |
| B (ug/L) | 1.90 | 1.90 | 1.90 | 1 |
| Ba (ug/L) | 17.64 | 32.20 | 3.32 | 8 |
| Be (ug/L) | 0.18 | 0.20 | 0.00 | 8 |
| Bi (ug/L) | 0.00 | 0.00 | 0.00 | 1 |
| Ca (mg/L) | 13.28 | 29.30 | 0.70 | 11 |
| Cd (ug/L) | 0.88 | 1.00 | 0.00 | 8 |
| CHLa-C (ug/L) | 0.33 | 0.60 | 0.10 | 4 |
| CHLa-U (ug/L) | 0.90 | 1.30 | 0.70 | 4 |
| Cl (mg/L) | 24.49 | 201.00 | 0.70 | 11 |
| Co (ug/L) | 0.88 | 1.00 | 0.01 | 8 |
| COND (uS/cm) | 86.09 | 510.00 | 0.02 | 14 |
| Cr (ug/L) | 0.89 | 1.00 | 0.09 | 8 |
| Cu (ug/L) | 5.72 | 11.00 | 0.75 | 8 |
| DIC (mg/L) | 9.24 | 22.10 | 0.20 | 11 |
| DIST (km) | 85.00 | 220.00 | -120.00 | 3 |
| DO (mg/L) | 13.53 | 14.20 | 12.33 | 4 |
| DOC (mg/L) | 5.13 | 9.90 | 1.00 | 11 |
| Fe (ug/L) | 286.85 | 1140.00 | 10.30 | 11 |
| Ga (ug/L) | 0.00 | 0.00 | 0.00 | 1 |
| K (mg/L) | 1.32 | 3.10 | 0.34 | 11 |
| La (ug/L) | 0.36 | 0.36 | 0.36 | 1 |
| Li (ug/L) | 5.41 | 12.00 | 0.30 | 8 |
| Mg (mg/L) | 6.30 | 17.30 | 1.70 | 8 |
| Mn (ug/L) | 7.34 | 26.00 | 0.10 | 11 |
| Mo (ug/L) | 0.89 | 1.00 | 0.09 | 8 |
| Na (mg/L) | 11.98 | 98.80 | 0.42 | 11 |
| NH3 (ug/L) | 11.30 | 35.00 | 1.00 | 10 |
| NH3-F (mg/L) | 0.01 | 0.01 | 0.01 | 1 |
| Ni (ug/L) | 2.02 | 3.00 | 1.17 | 8 |
| NO2 (ug/L) | 1.27 | 3.00 | 0.00 | 11 |
| NO2 & NO3-F (mg/L) | 8.75 | 10.00 | 0.04 | 8 |
| NO3 (ug/L) | 10.00 | 10.00 | 10.00 | 3 |
| Pb (ug/L) | 4.38 | 5.00 | 0.01 | 8 |
| pH | 7.46 | 8.60 | 6.00 | 14 |
| PN (ug/L) | 87.33 | 102.00 | 60.00 | 3 |
| POC (ug/L) | 434.10 | 598.00 | 356.00 | 10 |
| POC:PN | 5.97 | 8.13 | 3.79 | 3 |
| PON (ug/L) | 52.14 | 70.00 | 23.00 | 7 |
| Rb (ug/L) | 0.74 | 0.74 | 0.74 | 1 |
| Sb (ug/L) | 0.00 | 0.00 | 0.00 | 1 |
| Se (ug/L) | 0.05 | 0.05 | 0.05 | 1 |
| SiO2 (mg/L) | 0.70 | 1.76 | 0.04 | 11 |
| SO4 (mg/L) | 6.88 | 17.30 | 0.90 | 11 |
| Sr (ug/L) | 58.11 | 116.00 | 7.69 | 8 |
| SRP-U (ug/L) | 391.08 | 1300.00 | 0.00 | 11 |
| TEMP (°C) | 7.12 | 14.50 | 0.00 | 13 |
| TKN-U (ug/L) | 358.10 | 743.00 | 0.09 | 11 |
| Tl (ug/L) | 0.00 | 0.00 | 0.00 | 1 |
| TN (ug/L) | 461.50 | 813.00 | 77.00 | 10 |
| TN:TP | 44.76 | 70.59 | 18.96 | 3 |
| TP-F (ug/L) | 4.47 | 9.10 | 0.00 | 11 |
| TP-U (ug/L) | 7.22 | 11.80 | 0.00 | 11 |
| U (ug/L) | 0.10 | 0.10 | 0.10 | 1 |
| V (ug/L) | 0.88 | 1.00 | 0.08 | 8 |
| Zn (ug/L) | 1.73 | 3.00 | 0.81 | 8 |
| ZOOPL (ug/L) | 1715.85 | 1954.90 | 1464.04 | 3 |
