Fragilaria arcus

(Ehrenberg) Cleve

Dataset region Max occur. (%) N sample
Northern Sweden (SWE) 1.98 10
Southampton Island, Nunavut, Canada (SI) 1.74 31
Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 1.32 41
Parameter (unit) Average Maximum Minimum N sample
Ag (ug/L) 0.01 0.01 0.01 1
Al (ug/L) 65.10 65.10 65.10 1
ALK (mg/L CaCO3) 9.31 25.01 3.60 10
ALK (mekv/L) 0.15 0.41 0.06 10
As (ug/L) 0.01 0.01 0.01 1
B (ug/L) 0.70 0.70 0.70 1
Ba (ug/L) 1.72 1.72 1.72 1
Be (ug/L) 0.00 0.00 0.00 1
Bi (ug/L) 0.00 0.00 0.00 1
Ca (mg/L) 2.97 11.30 0.00 11
Ca (meq/L) 0.15 0.28 0.06 7
Cd (ug/L) 0.00 0.00 0.00 1
Cl (mg/L) 2.50 20.50 0.00 11
Cl (meq/L) 0.03 0.06 0.01 7
Co (ug/L) 0.07 0.07 0.07 1
COND (uS/cm) 2.13 5.96 0.01 10
Cr (ug/L) 0.20 0.20 0.20 1
Cu (ug/L) 0.48 0.48 0.48 1
DIC (mg/L) 1.80 1.80 1.80 1
DO (mg/L) 13.34 14.00 12.33 3
DOC (mg/L) 1.10 1.10 1.10 1
Fe (ug/L) 87.40 87.40 87.40 1
Ga (ug/L) 0.02 0.02 0.02 1
K (mg/L) 0.31 0.90 0.00 11
K (meq/L) 0.01 0.02 0.00 7
La (ug/L) 0.31 0.31 0.31 1
Li (ug/L) 0.20 0.20 0.20 1
Mg (mg/L) 0.49 2.39 0.00 11
Mg (meq/L) 0.06 0.20 0.02 7
Mn (ug/L) 2.42 2.42 2.42 1
Mo (ug/L) 0.01 0.01 0.01 1
Na (meq/L) 0.04 0.06 0.03 7
Na (mg/L) 0.70 1.36 0.00 11
NH3-F (mg/L) 0.01 0.01 0.01 1
Ni (ug/L) 0.54 0.54 0.54 1
NO2 (ug/L) 0.00 0.00 0.00 1
NO2 & NO3-F (mg/L) 0.01 0.01 0.01 1
Pb (ug/L) 0.04 0.04 0.04 1
pH 6.65 7.48 6.00 13
Rb (ug/L) 0.42 0.42 0.42 1
Sb (ug/L) 0.00 0.00 0.00 1
Se (ug/L) 0.05 0.05 0.05 1
SiO2 (mg/L) 7.45 7.45 7.45 1
SO4 (meq/L) 0.05 0.06 0.04 7
SO4 (mg/L) 1.75 3.07 0.00 11
Sr (ug/L) 1.77 1.77 1.77 1
SRP-U (ug/L) 0.00 0.00 0.00 1
TEMP (°C) 11.46 16.70 3.64 6
TKN-U (ug/L) 0.11 0.11 0.11 1
Tl (ug/L) 0.00 0.00 0.00 1
TN-U (mg/L) 0.19 0.19 0.19 1
TOC (mg/L) 1.91 5.30 0.90 7
TP-F (ug/L) 0.00 0.00 0.00 1
TP-U (ug/L) 0.00 0.00 0.00 1
U (ug/L) 0.01 0.01 0.01 1
V (ug/L) 0.17 0.17 0.17 1
Zn (ug/L) 0.83 0.83 0.83 1