Sago Pondweed (Potamogeton pectinatus L.): A Literature Review
Table 6
Table 6. Chemical content of natural waters inhabited by sago pondweed.
Characteristic Unit of measure Range or single observation
pH and alkalinity system (referencea)
pH 6.3-10.7 (1;2)
Total alkalinity g/L CaCO3 0.018-34.7 (3;4)
HCO3 alkalinity g/L CaCO3 0-20.2 (4)
CO3 alkalinity g/L CaCO3 0-25.4
CO2 mg/L 0-9 (2)
Total hardness g/L CaCO3 0-l4.0b (4;5)
Noncarbonate hardness mg/L CaCO3 57-3,700 (6)
Nutrient system
NO3-N mg/L 0-22.7 (7;8)
NO2-N mg/L 0-0.32 (9; 10)
NH3-N mg/L 0.01-10.6 (11;12)
Organic-N mg/L <8.74 (13)
SRP mg/L 0-44 (14)
SUP ug/L 1-10 (15)
Total P mg/L <646 (15)
K mg/L 0.8-270 (9;6)
Other ions and compounds
Al mg/L 0-48.0 (16;9)
As ug/L 9-200 (6)
B mg/L 0.57-2.9 (6)
Ba ug/L 100-200 (6)
Ca mg/L 0-565 (4)
Cd ug/L 0-4.15 (6; 18)
Cl mg/L 0-10,517 (14; 19)
Co ug/L 0-2 (6)
Cr ug/L 0-30 (6)
Cu ug/L 0-180 (6; 17)
Fe mg/L 0-1.0 (13)
Fl ug/L 100 (6)
Hg ug/L 0.1-0.5 (6)
Li mg/L 0.46-1.8 (6)
Mg mg/L 0-3,400 (4;5)
Mn ug/L 10-150 (13)
Mo ug/L 3-16 (6)
Na mg/L 2.6-5,890 (9;20)
Ni ug/L 3-170 (6;17)
O2 mg/L 4.6-22.2 (21;22)
Pb ug/L 3-10 (6)
S mg/L 0.2-4.4 (5)
Se ug/L 1 (6)
SiO2 mg/L 0.08-69 (4)
SO4 mg/L 0-10,000b(14;6)
Sr ug/L 410-970 (6)
Va ug/L 4-14 (6)
Zn ug/L 4-140 (6;17)
Chlorophyll a ug/L 0.01-11.98 (23;24)
aReference: (1) Moyle 1945, (2) Hellquist 1975; (3) Spence et al.
1979a; (4) McCarraher 1977; (5) U.S. Army Corps of Engineers 1984, unpublished
data West Stump Lake, North Dakota; (6) U.S. Geological Survey 1976 to 1979,
unpublished data. West Stump (7)Olson 1979; 8) Holmes and Whitton 1977 (9) Harris
and Silvey 1948; (10) Ho 1979, (11)Gibbs 1973; (12) Kulshreshtha and Gopal 1982,
(13) Krapu and Duebbert 1974; (14) Pip 1979, (15) Howard-Williams 1981; (16)
Deevey 1957,cited in Cole 1963; (17) Kollman and Wali 1976; (18) Adams et al.
1980; (19) Spence et al. 1979a; (20) Hill et al. 1975; (21) Chapman 1960a; (22)
Billore and Vyas 1981; (23) Jupp and Spence 1977a; (24) Vermaak et al. 1981.
b= low.
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