39
Dissolved Organic Matter in Natural Waters
Table 2 Distribution of dissolved organic carbon (DOC) concentrations in a variety of natural waters
Study sites
Country/
Length/
DOC
Reference
latitudes
watershed area a
Surface (Depth) c
Deeper (Depth) b
km or (km 2
) a
(μM C)
Streams: Asia
Upstreams, Lake Biwa watershed (n
= 8)
Japan
(3174)
7–110
–
Mostofa et al. (2005a)
Upstreams, Lake Biwa watershed, Okutama and
Uryu regions (n
= 35)
Japan
–
12–280
–
Konohira and Yoshioka
(2005)
Upstream, Kurose River, Hiroshima Prefecture
(n
= 2)
Japan
–
47–239
–
Mostofa et al. (2005b)
Upstream, Ohta River, Hiroshima Prefecture
(n
= 1)
Japan
–
59–67
–
Mostofa et al. (2005b)
Upstream, Lake Xingyun basin (n
= 1)
24ºN
–
~50
–
Hayakawa et al. (2004)
Upstream sites, Nanming River
26ºN
–
50–100
–
Mostofa et al. (2010)
Branches of Upper Region, Yellow River (Huang
He) (n
= 13)
China
–
174–970
–
Mostofa KMG et al.,
(unpublished data)
Europe
Upstreams (Warkworth and Afon Hafren) (n
= 2) UK
–
21–1000
–
Worrall et al. (2004a)
Forest streams, Denmark
55ºN
–
274–1051
–
Stedmon and Markager
(2005b)
Fuirosos, forested stream
Spain
–
150
–
Vazquez et al. (2011)
De Inslag forest, Brasschaat, Belgian Campine
region
Belgian (51ºN)
–
~1000–6250
–
Gielen et al. (2011)
Upstreams, The United Kingdom Acid Waters
Monitoring Network (n
= 11)
UK
(2.1–14.1)
100–1075
–
Monteith and Evans (2005),
Evans et al. (2006)
Streams, Scotland
Scotland
–
400–933
–
Chapman et al. (2001)
Stream, boreal watershed, in northern Sweden
Sweden
(2940)
1308–2192
–
Bertilsson et al. (1999)
North America
Upstream rivers (Hubbard Brook)
USA
–
158–717
–
Fahey et al. (2005)
Upstream Rivers (National Park)
USA
–
17–367
–
Cory et al. (2004)
(continued)