Photochemical and microbial consumption of dissolved organic carbon and dissolved oxygen in the Amazon River system

Allard, 1994, Degradation of humic substances by UV radiation, Environ. Intl., 20, 97, 10.1016/0160-4120(94)90072-8

Amador, 1989, Sequential photochemical and microbial degradation of organic molecules bound to humic acid, Appl. Environ. Microbiol., 55, 2843, 10.1128/AEM.55.11.2843-2849.1989

Amon, 1996, Bacterial utilization of different size classes of dissolved organic matter, Limnol Oceanogr., 41, 41, 10.4319/lo.1996.41.1.0041

Backlund, 1992, Degradation of aquatic humic material by ultraviolet light, Chemosphere, 25, 1869, 10.1016/0045-6535(92)90026-N

Benner, 1993, A critical evaluation of the analytical blank associated with DOC measurements by high-temperature catalytic oxidation, Mar. Chem., 41, 153, 10.1016/0304-4203(93)90113-3

Benner, 1995, Bacterial carbon metabolism in the Amazon River system, Limnol. Oceanogr., 40, 1262, 10.4319/lo.1995.40.7.1262

Blough, 1990, Effects of solar ultraviolet radiation on biogeochemical dynamics in aquatic environments

Blough, 1993, Optical absorption spectra of waters from the Orinoco River outflow: Terrestrial input of colored organic matter to the Caribbean, J. Geophys. Res., 98, 2271, 10.1029/92JC02763

Chin-Leo, 1991, Dynamics of bacterioplankton abundance and production in seagrass communities of a hypersaline lagoon, Mar. Ecol. Prog. Ser., 73, 219, 10.3354/meps073219

Cooper, 1989, Sunlight-induced photochemistry of humic substances in natural waters: Major reactive species, 333

De Haan, 1993, Solar UV-light penetration and photodegradation of humic substances in peaty lake water, Limnol. Oceanogr., 38, 1072, 10.4319/lo.1993.38.5.1072

Deuser, 1988, Whither organic carbon?, Nature, 332, 396, 10.1038/332396a0

Eadie, 1978, Some observations on the stable carbon isotope composition of dissolved and paniculate organic carbon in the marine environment, Geochim. Cosmochim. Acta, 42, 1265, 10.1016/0016-7037(78)90120-5

Ertel, 1990, Photochemistry of dissolved organic matter: An organic geochemical perspective, 79

Ertel, 1986, Dissolved humic substances of the Amazon River system, Limnol. Oceanogr., 31/4, 739, 10.4319/lo.1986.31.4.0739

Farmer, 1993, Effects of low and high Orinoco River flow on the underwater light field of the Eastern Caribbean Basin, J Geophys. Res., 98, 2279, 10.1029/92JC02764

Frimmel, 1994, Photochemical aspects related to humic substances, Environ. Intl., 20, 373, 10.1016/0160-4120(94)90123-6

Furch, 1985, Lichtklimadaten in drei aquatischen Ökosystemen verschiedener physikalisch-chemischer Beschaffenheit. I. Abschwächung, Rückstreuung und Vergleich zwischen Einstrahlung, Rückstrahlung und sphärisch gemessener Quantenstromdichte (PAR), Amazoniana, 9, 411

Geller, 1986, Comparison of mechanisms enhancing biodegradability of refractory lake water constituents, Limnol. Oceanogr., 31/4, 755, 10.4319/lo.1986.31.4.0755

Gjessing, 1970, Influence of ultra-violet radiation on aquatic humus, Vatten, 2, 144

Graedel, 1989, Effects of increased ultraviolet light, Nature, 342, 621, 10.1038/342621b0

Graneli, 1991, Automatic potentiometric determination of dissolved oxygen, Mar. Biol., 108, 341, 10.1007/BF01344349

Graneli, 1995, Photooxidation of dissolved organic matter in lakes of different humic content

Hedges, 1994, Origins and processing of organic matter in the Amazon River as indicated by carbohydrates and amino acids, Limnol. Oceanogr., 39, 743, 10.4319/lo.1994.39.4.0743

Herndl, 1993, Major role of ultraviolet-B in controlling bacterioplankton growth in the surface layer of the ocean, Nature, 361, 717, 10.1038/361717a0

ll'in, 1973, Photochemical destruction of humic acids, Soviet Soil Sci., 1, 73

Jones, 1993, Methane and carbon monoxide production, oxidation, and turnover times in the Caribbean Sea as influenced by the Orinoco River, J. Geophys. Res., 98, 2353, 10.1029/92JC02769

Karentz, 1994, Impact of UV-B radiation on pelagic fresh-water ecosystems: Report of working group on bacteria and phytoplankton, Arch. Hydrobiol. Beih.-Ergebn. Limnol., 43, 31

Kieber, 1989, Photochemical source of biological substrates in sea water: implication for carbon cycling, Nature, 341, 637, 10.1038/341637a0

Kieber, 1990, Formation of carbonyl compounds from UV-induced photodegradation of humic substances in natural waters: Fate of riverine carbon in the sea, Limnol. Oceanogr., 35/7, 1503, 10.4319/lo.1990.35.7.1503

Kirchman, 1985, Leucine incorporation and its potential as a measure of protein synthesis by bacteria in natural aquatic systems, Appl. Environ. Microbiol., 49, 599, 10.1128/AEM.49.3.599-607.1985

Laane, 1985, Oxygen consumption from natural waters by photo-oxidizing processes, Neth. J. Sea Res., 19, 125, 10.1016/0077-7579(85)90016-X

Langford, 1973, Ligand Photooxidation in Copper (II) complexes of nitriloacetic acid. Implications for natural waters, Environ. Sci. Technol., 7, 820, 10.1021/es60081a005

Lentz, 1995, Seasonal variations in the horizontal structure of the Amazon plume inferred from historical hydrographic data, J. Geophys. Res., 100, 2391, 10.1029/94JC01847

Lindell, 1994, Photochemical oxygen consumption in humic waters, Arch. Hydrobiol. Beih. Ergebn. Limnol., 43, 145

Lindell, 1995, Enhanced bacterial growth in response to photochemical transformation of dissolved organic matter, Limnol. Oceanogr., 40, 195, 10.4319/lo.1995.40.1.0195

Lund, 1994, Ultraviolet irradiated water containing humic substances inhibits bacterial metabolism, Water Res., 28, 1111, 10.1016/0043-1354(94)90197-X

Mantoura, 1983, Conservative behavior of the riverine dissolved organic carbon in the Severn estuary: Chemical and geochemical implications, Geochim. Cosmachim. Acta, 47, 1293, 10.1016/0016-7037(83)90069-8

Meyers-Schulte, 1986, Molecular evidence for a terrestrial component of organic matter dissolved in ocean water, Nature, 321, 61, 10.1038/321061a0

Miles, 1981, Oxygen consumption in humic-colored waters by a photochemical ferrous-feric catalytic cycle, Environ. Sci. Technol., 15, 1089, 10.1021/es00091a010

Miller, 1995, Photochemical production of dissolved inorganic carbon from terrestrial organic matter: Significance to the oceanic organic carbon cycle, Geophys. Res. Letters, 22, 417, 10.1029/94GL03344

Moffett, 1990, An investigation of hydrogen peroxide chemistry in surface waters of Vineyard Sound with H218O2 and 18O2, Limnol. Oceanogr., 35, 1221, 10.4319/lo.1990.35.6.1221

Moore, 1986, Tracing the Amazon component of surface atlantic water using 228Ra, salinity and Silica, J. Geophys. Res., 91, 2574, 10.1029/JC091iC02p02574

Mopper, 1991, Photochemical degradation of dissolved organic carbon and its impact on the oceanic carbon cycle, Nature, 353, 60, 10.1038/353060a0

Muller-Karger, 1988, The dispersal of the Amazon's water, Nature, 333, 56, 10.1038/333056a0

Piazena, 1994, Penetration of solar UV irradiation in coastal lagoons of the southern baltic sea and its effect on phytoplankton communities, Photochem. Photobiol., 60, 463, 10.1111/j.1751-1097.1994.tb05135.x

Porter, 1980, The use of DAPI for identifying and counting aquatic microflora, Limnol. Oceanogr., 25, 943, 10.4319/lo.1980.25.5.0943

Forsberg, 1995, The 180:160 of dissolved oxygen in rivers and lakes in the Amazon Basin: Determining the ratio of respiration to photosynthesis rates in freshwater, Limnol. Oceanogr., 40, 718, 10.4319/lo.1995.40.4.0718

Richey, 1990, Biogeochemistry of carbon in the Amazon River, Limnol. Oceanogr., 35, 352, 10.4319/lo.1990.35.2.0352

Ryther, 1967, Influence of the Amazon River outflow on the ecology of the western tropical Atlantic I. Hydrography and nutrient chemistry, J Mar. Res., 25, 69

Sikorski, 1993, Modeling mixed-layer photochemistry of H2O2: Optical and chemical modeling of production, J. Geophys. Res., 98, 2315, 10.1029/92JC02933

Simon, 1989, Protein content and protein synthesis rates of planktonic marine bacteria, Mar. Ecol. Prog. Ser., 51, 201, 10.3354/meps051201

Sioli, 1984, The Amazon and its main affluents: Hydrology, morphology of the river courses, and river types, 127

Sunda, 1994, Photoproduction of manganese oxides in seawater, Mar. Chem., 46, 133, 10.1016/0304-4203(94)90051-5

Suttle, 1992, Mechanisms and rates of decay of marine viruses in seawater, Appl. Environ. Microbiol., 58, 3721, 10.1128/AEM.58.11.3721-3729.1992

Tranvik, 1994, Effects of colloidal organic matter on the growth of bacteria and protists in lake water, Limnol. Oceanogr., 39, 1276, 10.4319/lo.1994.39.6.1276

Valentine, 1993, Formation of carbon monoxide from the photodegradation of terrestrial dissolved organic carbon in natural waters, Environ. Sci. Technol., 27, 409, 10.1021/es00039a023

Zafiriou, 1984, Photochemistry of natural waters, Environ. Sci. Technol., 18, 358A, 10.1021/es00130a001

Zar, 1984

Zepp, 1988, Environmental photoprocesses involving natural organic matter, 193

Zepp, 1985, Photosensitized transformations involving electronic energy transfer in natural waters: Role of humic substances, Environ. Sci. Technol., 19, 74, 10.1021/es00131a008

Zika, 1981, Marine organic photochemistry, Vol. 31, 299

Zika, 1993, Photochemical studies of the Eastern Caribbean: An introductory overview, J.Geophys. Res., 98, 2223, 10.1029/92JC02759