31
Dissolved Organic Matter in Natural Waters
Table 1 Molecular size distribution of the fractionated DOM in natural waters
Samples
Contribution % of molecular size distribution of DOM
References
<1 kDa <3–3.5 kDa
<5 kDa <10–12 kDa
<30 kDa
<0.1
μ m
<0.2–0.45
μ m
or 0.1-GF/F
Soils
Soil DOM, collected
French agriculture
–
~50
–
23
–
–
–
de Zarruk et al. (2007)
Rivers
Rivers, Lake Biwa watershed
–
–
58–68
–
–
32–40
0.2–16.0
Yoshioka et al. (2007)
Rivers, Lake Baikal watershed
–
–
44–56
–
–
43–56
0.1–0.5
Yoshioka et al. (2007)
Delaware river
51
–
–
–
41
–
2
Mannino and
Harvey (2000)
Pearl River, Guangzhou
section, China
65
–
–
–
–
–
–
Vistula river, Poland
21–64
–
–
–
–
–
36–86
Guéguen et al. (2002)
Channel fresh water, Venice
Lagoons, Itali (n
= 3)
–
–
–
57–65
–
–
13–26
Martin et al. (1995)*
Yukon river, Canada
–
–
–
–
–
–
67–84 (>1
kDa) Guéguen et al. (2006)
Lakes
Lake Biwa (2.5
m, n
= 2)
–
–
68–77
–
–
22–28
0.8–1.1
Yoshioka et al. (2007)
Lake Biwa (70 m, n
= 2)
–
–
68–76
–
–
23–32
0.2–0.4
Yoshioka et al. (2007)
Lake Biwa (2.5 and 20 m
depth: n
= 3)
–
–
54–59
–
–
40–43
2
Wu and Tanoue (2001)
Lake Biwa (2.5 depth: n
= 2)
–
–
55–58
–
–
40–43
2
Wu et al. (2003)
Lake Biwa (70 m depth: n
= 1) –
–
69
–
–
30
1
Wu and Tanoue (2001)
Lake Biwa (70 m depth: n
= 1) –
–
69
–
–
30
1
Wu et al. (2003)
Lake Baikal (2 m, n
= 2)
–
–
70–77
–
–
23–29
0–0.2
Yoshioka et al. (2007)
Lake Baikal (200 and
1400 m, n
= 4)
–
–
72–79
–
–
21–27
0.1–0.5
Yoshioka et al. (2007)
(continued)