513
Fluorescent Dissolved Organic Matter in Natural Waters
nd
not detected, na
not applicable, np
no significant fluorescence peak observed in samples
(−) and (+) means a decrease in fluorescence and an increase in fluorescence, respectively, of the respective peaks
Irradiation time-hours (h) mentioned with each time as ‘h’ and ‘days’ mentioned as a whole digit only
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
%
%
Baltic Sea, BY32: 0–50 m depth Allochthonous/
autochthonous
0.20 (unfiltered) 12
nd
−(61–70)
nd
nd
nd
Skoog et al. (1996)
Baltic Sea, BY32: 0–50 m
+
chloroform
Allochthonous/
autochthonous
0.20 (unfiltered) 12
nd
−(59–81)
nd
nd
nd
Skoog et al. (1996)
Baltic Sea, BY32: 100–190 m
depth
Allochthonous/
autochthonous
0.20 (unfiltered) 12
nd
−(73–75)
nd
nd
nd
Skoog et al. (1996)
Baltic Sea, BY32: 100–
190 m
+ Chloroform
Allochthonous/
autochthonous
0.20 (unfiltered) 12
nd
−(83–84)
nd
nd
nd
Skoog et al. (1996)
Baltic Sea, F15: 0–50 m depth
Allochthonous/
autochthonous
0.20 (unfiltered) 4
nd
−(48–49)
nd
nd
nd
Skoog et al. (1996)
Baltic Sea, F15: 0–50 m depth
Allochthonous/
autochthonous
0.20 (unfiltered) 4
nd
−50
nd
nd
nd
Skoog et al. (1996)
Baltic Sea, F15: 0–50 m depth
Allochthonous/
autochthonous
0.20 (filtered)
4
nd
−(50–51)
nd
nd
nd
Skoog et al. (1996)
Baltic Sea, F15: 100 m depth
Allochthonous/
autochthonous
0.20 (filtered)
4
nd
−56
nd
nd
nd
Skoog et al. (1996)
Mediterranean Sea, 42°N: Canet
lagons
Allochthonous/
autochthonous
0.20 (filtered)
8 h (summer) nd
−22
(+) 8
nd
nd
Abboudi et al. (2008)
Mediterranean Sea, 42°N: Leucate
lagons
Allochthonous/
autochthonous
0.20 (filtered)
8 h (summer) nd
−9
(+) 0.4
nd
nd
Abboudi et al. (2008)
Mediterranean Sea, 42°N: coastal
waters (SOLA)
Allochthonous/
autochthonous
0.20 (filtered)
8 h (summer) nd
−34
−2
nd
nd
Abboudi et al. (2008)
Seawater, Gotland Deep: 40 m,
57ºN
Allochthonous/
autochthonous
0.45
13 (UV-B lamp) nd
−32
nd
nd
nd
Lepane et al. (2003)
Table 4 (continued)
Fluorescent Dissolved Organic Matter in Natural Waters
nd
not detected, na
not applicable, np
no significant fluorescence peak observed in samples
(−) and (+) means a decrease in fluorescence and an increase in fluorescence, respectively, of the respective peaks
Irradiation time-hours (h) mentioned with each time as ‘h’ and ‘days’ mentioned as a whole digit only
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
%
%
Baltic Sea, BY32: 0–50 m depth Allochthonous/
autochthonous
0.20 (unfiltered) 12
nd
−(61–70)
nd
nd
nd
Skoog et al. (1996)
Baltic Sea, BY32: 0–50 m
+
chloroform
Allochthonous/
autochthonous
0.20 (unfiltered) 12
nd
−(59–81)
nd
nd
nd
Skoog et al. (1996)
Baltic Sea, BY32: 100–190 m
depth
Allochthonous/
autochthonous
0.20 (unfiltered) 12
nd
−(73–75)
nd
nd
nd
Skoog et al. (1996)
Baltic Sea, BY32: 100–
190 m
+ Chloroform
Allochthonous/
autochthonous
0.20 (unfiltered) 12
nd
−(83–84)
nd
nd
nd
Skoog et al. (1996)
Baltic Sea, F15: 0–50 m depth
Allochthonous/
autochthonous
0.20 (unfiltered) 4
nd
−(48–49)
nd
nd
nd
Skoog et al. (1996)
Baltic Sea, F15: 0–50 m depth
Allochthonous/
autochthonous
0.20 (unfiltered) 4
nd
−50
nd
nd
nd
Skoog et al. (1996)
Baltic Sea, F15: 0–50 m depth
Allochthonous/
autochthonous
0.20 (filtered)
4
nd
−(50–51)
nd
nd
nd
Skoog et al. (1996)
Baltic Sea, F15: 100 m depth
Allochthonous/
autochthonous
0.20 (filtered)
4
nd
−56
nd
nd
nd
Skoog et al. (1996)
Mediterranean Sea, 42°N: Canet
lagons
Allochthonous/
autochthonous
0.20 (filtered)
8 h (summer) nd
−22
(+) 8
nd
nd
Abboudi et al. (2008)
Mediterranean Sea, 42°N: Leucate
lagons
Allochthonous/
autochthonous
0.20 (filtered)
8 h (summer) nd
−9
(+) 0.4
nd
nd
Abboudi et al. (2008)
Mediterranean Sea, 42°N: coastal
waters (SOLA)
Allochthonous/
autochthonous
0.20 (filtered)
8 h (summer) nd
−34
−2
nd
nd
Abboudi et al. (2008)
Seawater, Gotland Deep: 40 m,
57ºN
Allochthonous/
autochthonous
0.45
13 (UV-B lamp) nd
−32
nd
nd
nd
Lepane et al. (2003)
Table 4 (continued)