Pinnularia nodosa

(Ehrenberg) Smith

Dataset region Max occur. (%) N sample
Abisko, Sweden (ABK) 3.68 15
Bylot Island, Nunavut, Canada. (BYL) 1.74 39
Northern Sweden (SWE) 0.71 7
Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.35 6
Parameter (unit) Average Maximum Minimum N sample
ALK (mg/L CaCO3) 13.31 37.09 2.93 6
ALK (mekv/L) 0.22 0.61 0.05 6
Ca (meq/L) 0.13 0.31 0.05 18
Ca (mg/L) 1.57 5.20 0.00 9
CHLa-C (ug/L) 0.80 1.50 0.10 2
CHLa-U (ug/L) 1.70 3.30 0.10 2
Cl (mg/L) 1.83 9.37 0.00 9
Cl (meq/L) 0.02 0.05 0.01 18
COND (uS/cm) 6.84 50.00 1.23 20
DIC (mg/L) 3.65 4.80 2.50 2
DO (mg/L) 12.10 13.20 11.00 2
DOC (mg/L) 4.22 11.30 0.70 17
K (meq/L) 0.01 0.02 0.00 18
K (mg/L) 0.50 2.08 0.00 9
Mg (meq/L) 0.05 0.17 0.01 18
Mg (mg/L) 0.52 2.01 0.00 9
Na (mg/L) 0.40 1.31 0.00 7
Na (meq/L) 0.38 4.72 0.02 20
NH3-F (mg/L) 0.05 0.08 0.01 2
NO2-F (ug/L) 2.50 3.00 2.00 2
NO2 & NO3-F (mg/L) 0.01 0.01 0.01 2
pH 6.83 7.22 6.30 23
Si (mg/L) 1.09 2.48 0.11 15
SiO2 (mg/L) 0.98 1.90 0.07 2
SO4 (meq/L) 0.05 0.28 0.01 18
SO4 (mg/L) 0.86 3.07 0.00 9
SRP-F (ug/L) 1.60 1.60 1.60 1
TEMP (°C) 10.74 14.20 6.20 19
TKN-F (ug/L) 789.50 1330.00 249.00 2
TN-F (mg/L) 0.21 0.21 0.21 1
TOC (mg/L) 4.19 9.20 0.60 18
TP-F (ug/L) 14.65 21.30 8.00 2
TP-U (ug/L) 29.60 37.40 21.80 2