Photoinduced and Microbial Degradation of Dissolved Organic Matter in Natural Waters - Photobiogeochemistry of Organic Matter - page 282

Table 1 ( continued)

Type of samples/Locations Filtration

size/type
( μ m)

Irradiation
time
(h, or, day)

Solar
intensity
(MJm − 2 )

DOC
Before
irradiation

Changes in DOC Changes in DOC References

Photoirradiation Microbial Photoirradiation Microbial

( μ M C) ( μ M C) %

Parker River, near caostal
(USA) + . OH

15 nd 703 − 29 na − 4 na Pullin et al.

( 2004 )

Rio Negro water, Amazon
River, 3°S

0.20 3 (irradiated) nd ~835 − 98 na − 15 na Amon and

Benner
( 1996 )

Rio Negro water, Amazon
River, 3°S

0.20 3 (dark) nd nm nm nm nm 1.2-2.7 Amon and

Benner
( 1996 )

Rio Negro water, Amazon
River, 3°S

0.20 10 h (1 day) nd 800 − 41 na − 5 na Amon and

Benner
( 1996 )

Rio Negro water, Amazon
River, 3°S

0.20 4 h nd ~785 − 18 na − 2 na Amon and

Benner
( 1996 )

Pearl River,
Mississippi: 30°N

0.22 21 nd ~565 − 113 NMD − 20 NMD Shiller et al.

( 2006 ) (irradiated)

Laramie River,
U.S.A (41°N)

0.20 72 h

(irradiated)

nd 2681 − 597 na − 22 NMD Brooks et al.

( 2007 )

Chimney Park Wetland,
U.S.A (41°N)

0.20 72 h

(irradiated)

nd 3610 − 666 na − 19 NMD Brooks et al.

( 2007 )

Sturgeon River waters
in Lake Superior (47°N)

0.20 5.5 h (0 m) nd 2829 − 32 na − 1 na Ma and Green

( 2004 )

Sturgeon River waters in
Lake Superior (47°N)

0.20 15.5 (0 m) nd 2829 − 61 na − 2 na Ma and Green

( 2004 )