510
K. M. G. Mostofa et al.
Table 4 (continued)
Type of samples/locations
Origin of DOM
Filtration
Irradiation
time
(h/days)
Solar
intensity
(MJm
−2 )
Changes in fluorescence intensities
References
size/type (μm)
Photoirradiation Microbial Photoirradiation Microbial
Peak C-region
Peak T- and T
UV -regions
%
%
Lake Biwa, 35°N: deeper water
(70 m)
Allochthonous/
autochthonous
0.10
12 (dark)
nd
na
0
na
(+) 5
Mostofa et al. (2011)
Lake Biwa, 35°N: surface water
(2.5
m)
Allochthonous/
autochthonous
<5 kDa
12 (irradiated) nd
−16
na
(+) 4
na
Mostofa et al. (2011)
Lake Biwa, 35°N: surface water
(2.5 m)
Allochthonous/
autochthonous
<5 kDa
12 (dark)
nd
na
(+) 102
na
(+) 51
Mostofa et al. (2011)
Lake Biwa, 35°N: deeper water
(70 m)
Allochthonous/
autochthonous
<5 kDa
12 (irradiated) nd
−50
na
−19
na
Mostofa et al. (2011)
Lake Biwa, 35°N: deeper water
(70 m)
Allochthonous/
autochthonous
<5 kDa
12 (dark)
nd
na
(+) 20
na
(+) 28
Mostofa et al. (2011)
Four Lakes (45ºN)
Allochthonous/
autochthonous
0.45
13
nd
−(22–31)
−(0–5)
nd
nd
Garcia et al. (2005)
Lake Taihu, China
Allochthonous/
autochthonous
0.22
12
nd
−70
nd
−60
nd
Zhang et al. (2009b)
Fulvic acid, Mill Creek: surface
water, 43ºN
Allochthonous/
autochthonous
0.45
12
nd
−(48–79)
na
na
na
Winter et al. (2007)
Fulvic acid, Bannister Lake:
surface water, 43ºN
Allochthonous/
autochthonous
0.45
12
nd
−(75–83)
na
na
na
Winter et al. (2007)
Fulvic acid and tryptophan, Lake
Erie: surface water, 42ºN
Allochthonous/
autochthonous
0.45
12
nd
−(74–77)
na
na
na
Winter et al. (2007)
Fulvic acid, Sanctuary Pond:
surface water, 41ºN
Allochthonous/
autochthonous
0.45
12
nd
−(71–79)
na
na
na
Winter et al. (2007)
Humic acid, Luther Marsh:
surface water, 43ºN
Allochthonous/
autochthonous
0.45
12
nd
−(64–65)
na
na
na
Winter et al. (2007)
Humic acid, Mill Creek:
surface water, 43ºN
Allochthonous/
autochthonous
0.45
12
nd
−(91–100)
na
na
na
Winter et al. (2007)
Humic acid, Bannister Lake:
surface water, 43ºN
Allochthonous/
autochthonous
0.45
12
nd
−71
na
na
na
Winter et al. (2007)
(continued)