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K. M. G. Mostofa et al.
Table 1 Variation in chlorophyll a
concentrations along with pH, water temperature and dissolved organic carbon (DOC) concentrations in a variety of natural waters
Sampling
pH
Water
temperature
(°C)
Chl a
Hypolimnion
Chl a
and depth in
SCM and DCM
DOC
Epilimnion
(μM C)
Hypolimnion Reference
Epilimnion
(μg L
−1 )
(μg L
−1 ; m)
Streams and rivers
Streams (n
= 9)
–
–
0.0–12.7
–
–
–
–
Gao et al. (2004)
Temperate
streams
(USA)
–
–
0.4–170
–
–
–
–
van Nieuwenhuyse
and Jones (1996)
Ozark Streams
(USA)
–
–
0.5–44.6
–
–
–
–
Lohman and Jones
(1999)
Chalk stream (UK)
–
–
0.5–17.0
–
–
–
–
Palmer-Felgate et al.
(2008)
La Trobe River Streams
(Victoria,
Australia)
–
–
~<65
–
–
–
–
Chessman (1985)
Streams and
Rivers (USA)
–
–
1.0–97.0
–
–
–
–
Royer et al. (2008)
Streams and Rivers
(Illinois, USA)
–
6.0–27.0
~00.0–18.0
–
–
–
–
Morgan et al. (2006)
Streams and Rivers
(Paraná River
basin:
Argentina,
Brazil and
Paraguay)
6.74–7.78
11.7–21.5
0.14–216
–
–
–
–
Devercelli and Peruchet (2008)
Red River and its basin
(USA)
–
–
0.1–263
–
–
–
–
Longing and Haggard
(2010)
Rideau River
(Ontario, Canada)
–
–
<27
–
–
–
–
Basu and Pick (1997)
Yukon River
(Canada)
7.4–7.9
–
0.20–5.07
–
–
508–2835
–
Guéguen et al. (2006)
(continued)