1. C.B. Field, M.J. Behrenfeld, J.T. Randerson, P. Falkowski (1998). Primary production of the biosphere: Integrating terrestrial and oceanic components. Science, 281, 237-240.

2. M.J. Behrenfeld, P.G. Falkowski (1997). Photosynthetic rates derived from satellite-based chlorophyll concentration. Limnol. Oceanogr., 42,1-20.

3. P.G. Falkowski (1994). The role of phytoplankton photosynthesis in global bio-geochemical cycles. Photosynth. Res., 39, 235-258.

4. K. Mann, A.R.O. Chapman (1975). Primary production of marine macrophytes. In: J. P. Cooper (Ed.), Photosynthesis and Productivity in Different Environments (pp. 207-223). Cambridge University Press, Oxford.

5. D.-P. Hàder, R.C. Worrest, H.D. Kumar, R.C. Smith (1995). Effects of increase solar ultraviolet radiation on aquatic ecosystems. Ambio, 24,174-180.

6. D.O. Duggins, C.A. Simenstand, J.A. Estes (1989). Magnification of secondary production by kelp detritus in coastal marine ecosystem. Science, 245, 555-561.

7. G.J.C. Underwood, J. Kromkamp (1999). Primary production by phytoplankton and microphytobenthos in estuaries. Adv. Ecol. Res., 29, 93-153.

8. P.J. Neale (2001). Effects of ultraviolet radiation on estuarine phytoplankton production: Impact of variations in exposure and sensitivity to inhibition. J. Photochem. Photobiol. B: Biol., 62,1-8.

9. D.P. Morris, H.E. Zagarese, C.E. Williamson, E.G. Balseiro, B.R. Hargreaves, B. Modenutti, R. Moeller, C. Queimaliños (1995). The attenuation of solar UV radiation in lakes and the role of dissolved organic carbon. Limnol. Oceanogr., 40,1381-1391.

10. J.T.O. Kirk (1994). Light and Photosynthesis in Aquatic Ecosystems. Cambridge University Press, United Kingdom.

11. R.C. Smith, K.S. Baker (1979). Penetration of UV-B and biologically effective doserates in natural waters. Photochem. Photobiol, 29, 311-323.

12. H. Piazena, D.-P. Háder (1997). Penetration of solar UV and PAR into different waters of the Baltic Sea and remote sensing of phytoplankton. In: D.-P Hâder (Ed.), The Effect of Ozone Depletion on Aquatic Ecosystems (pp.45-96). R.G. Landes Company, Academic Press, Austin.

13. F.L. Figueroa (1998). Underwater light and primary production. In: C.V. Nolan, D.-P. Hàder (Eds), Role of Solar UV-B Radiation on Ecosystems (Ecosyst. Res. Rep., 30, pp. 121-133). Ecosystem Research, Luxemburg.

14. Y. Hodoki, Y. Watanabe (1998). Attenuation of solar ultraviolet radiation in eu-trophic freshwater lakes and ponds. Jpn. J. Limnol, 59, 27-37.

15. B.M. Bebout,F. Garcia-Pichel(1995). UV B-induced vertical migrations of cyanobacteria in a microbial mat. Appl Environ. Microbiol, 61, 4215-4222.

16. F. Garcia-Pichel, B.M. Bebout (1996). Penetration of ultraviolet radiation into shallow water sediments: High exposure for photosynthetic communities. Mar. Ecol Prog. Ser., 131,257-262.

17. E.W. Helbling, H.C. Eilertsen, V.E. Villafañe, O. Holm-Hansen (1996). Effects of UV radiation on post-bloom phytoplankton populations in Kvalsund, North Norway. J. Photochem. Photobiol B: Biol, 33, 255-259.

18. R.C. Smith, B.B. Prézelin, K.S. Baker, R.R. Bidigare, N.P. Boucher, T.L. Coley, D. Karentz, S. Maclntyre, H.A. Matlick, D. Menzies, M. Ondrusek, Z. Man, K.J. Waters (1992). Ozone depletion: Ultraviolet radiation and phytoplankton biology in Antarctic waters, Science, 255, 952-959.

19. O. Holm-Hansen, E.W. Helbling, D. Lubin (1993). Ultraviolet radiation in Antarctica: Inhibition of primary production. Photochem. Photobiol, 58, 567-570.

20. O. Holm-Hansen, E.W. Helbling (1995). Técnicas para la medición de la productividad primaria en el fitoplancton. In: K.Alveal, M.E. Ferrario, E.C. Oliveira, E. Sar (Eds), Manual de Métodos Ficológicos (pp. 329-350). Universidad de Concepción, Concepción.

21. E.W. Helbling, V.E. Villafañe, O. Holm-Hansen (1994). Effects of ultraviolet radiation on Antarctic marine phytoplankton photosynthesis with particular attention to the influence of mixing. In: C.S. Weiler, P.A. Penhale (Eds). Ultraviolet Radiation in Antarctica: Measurements and Biological Effects (pp. 207-227). American Geophysical Union, Washington DC.

22. P.J. Neale, R.F. Davis, J.J. Cullen (1998). Interactive effects of ozone depletion and vertical mixing on photosynthesis of Antarctic phytoplankton. Nature, 392, 585-589.

23. J. Köhler, M. Schmitt, H. Krumbeck, M. Kapfer, E. Litchman, P.J. Neale (2001). Effects of UV on carbon assimilation of phytoplankton in a mixed water column. Aquat. Sei., 294-309.

24. J. Marra (1978). Phytoplankton photosynthetic response to vertical movement in a mixed layer. Mar. Biol, 46, 203-208.

25. P.M. Kiffney, W.H. Clements, T.A. Cady (1997). Influence of ultraviolet radiation on the colonization dynamics of a Rocky Mountain stream benthic community, J. North Am. Benthol. Soc., 16, 520-530.

26. R.D. Vinebrook, P.R Leavitt (1999). Differential responses of littoral communites to ultraviolet radiation in an alpine lake, Ecology, 80, 223-237.

27. S. Reizopoulou, P. Santas, D. Danielidis, D.-P. Häder, R. Santas (2000). UV effects on invertebrate and diatom assemblages of Greece. J. Photochem. Photobiol. B: Biol, 56, 172-180.

28. S.N. Francoeur, R.L. Lowe (1998). Effects of ambient ultraviolet radiation on littoral periphyton: Biomass accrual and species-specific responses. J. Freshwat. Ecol., 13, 29-37.

29. A. Wulff, C. Nilsson, K. Sundbäck, S.-Á. Wängberg, S. Odmark (1999). UV radiation effects on microbenthos - a four month field experiment. Aquat. Microb. Ecol, 19, 269-278.

30. F.L. Figueroa, S. Salles, J. Aguilera, C. Jiménez, J. Mercado, B. Viñegla, A. Flores-Moya, M. Altamirano (1997). Effects of solar radiation on photoinhibition and pigmentation in the red alga Porphyra leucosticta Thür, in Le Jol. Mar. Ecol Prog. Ser., 151,81-90.

31. I. Gómez, F.L. Figueroa (1998). Effects of solar UV stress on chlorophyll fluorescence kinetics of intertidal macroalgae from southern Spain: a case study in Gelidium species. J. Appl Phycol, 10, 285-294.

32. A. Flores-Moya, I. Gómez, B. Viñegla, M. Altamirano, E. Pérez-Rodríguez, C. Maestre, R.M. Caballero, F.L. Figueroa (1998). Effects of solar radiation on the endemic Mediterranean red alga Rissoella verruculosa: photosynthetic performance, pigment content and the activities of enzymes related to nutrient uptake. New Phytol, 139, 673-683.

33. K. Bischof, D. Hanelt, H. Tüg, U. Karsten, P. Brouwer, C. Wiencke (1998). Acclimation of brown algal photosynthesis to ultraviolet radiation in Arctic coastal waters (Spitsbergen, Norway). Polar Biol, 20, 388-395.

34. K. Bischof, D. Hanelt, C. Wiencke (1998). UV radiation can affect depth-zonation of Antarctic macroalgae. Mar. Biol, 131, 597-605.

35. A. Flores-Moya, D. Hanelt, F.L. Figueroa, M. Altamirano, B. Viñegla, S. Salles (1999). Involvement of solar UV-B radiation in recovery of photoinhibited photosynthesis in the brown alga Dictyota dichotoma (Hudson) Lamouroux. J. Photochem. Photochem. B: Biol, 49,129-135.

36. S. Beer, B. Vilenkin A. Weil, M Vete, L. Süsel, A. Eshel (1998). Measuring photosynthetic rates in seagrasses by pulse amplitude modulated (PAM) fluorometry. Mar. Ecol Prog. Ser., 174, 293-300.

37. P.J. Ralph, R. Gademann, W.C. Dennison (1998). In situ seagrass photosynthesis measured using a submersible, pulse-amplitude modulated fluorometer. Mar. Biol, 132, 367-373.

38. F.L. Figueroa, I. Gómez (2001). Photosynthetic acclimation to solar UV radiation of marine red algae from the warm-temperate coast of southern Spain: a review. J. Appl Phycol, 13, 235-248.

39. S. Beer, M. Björk (2000). Measuring rates of photosynthesis of two tropical seagrasses by pulse amplitude modulated (PAM) fluorometry. Aquat. Bot., 66,69-76.

40. D. Hanelt, C. Wiencke, W. Nultsch (1997). Influence of UV radiation on the photosynthesis of Arctic macroalgae in the field. J. Photochem. Photobiol. B: Biol, 30, 179-187.

41. D.-P. Häder, M. Lebert, F.L. Figueroa, C. Jiménez, B. Viñegla, E. Perez-Rodriguez (1998). Photoinhibition in Mediterranean macroalgae by solar radiation measured on by PAM fluorescence. Aquat. Bot., 61, 225-236.

42. F.L. Figueroa, C. Jiménez, B. Viñegla, E. Pérez-Rodríguez, J. Aguilera, A. Flores-Moya, M. Altamirano, M. Lebert, D.-P. Häder (2002). Effects of UV solar radiation on photosynthesis of the marine angiosperm Posidonia oceanica (L.) Delile from Southern Spain. Mar. Ecol. Progr. Ser., 230, 59-70.

43. E.W. Helbling, V.E Villafañe, M Ferrario, O. Holm-Hansen (1992). Impact of natural solar radiation on rates of photosynthesis and on specific marine phytoplankton species. Mar. Ecol. Prog. Ser., 80, 89-100.

44. M. Vernet, E.A. Brody, O. Holm-Hansen, B.G. Mitchell (1994). The response of Antarctic phytoplankton to ultraviolet radiation: absorption, photosynthesis, and taxonomic composition. In: C.S. Weiler, P.A. Penhale (Eds), Ultraviolet Radiation in Antarctica: Measurements and biological effects (pp. 43-158). American Geophysical Union, Washington DC.

45. O. Holm-Hansen, D.Lubin (1994). Solar ultraviolet radiation: effects on rates of C02 fixation in marine phytoplankton. In: N.E. Tolbert, J. Preiss (Eds), Regulation of atmospheric C02 and 02 by photosynthetic carbon metabolism (pp. 55-74). Oxford University Press, Oxford.

46. K. Sundbäck, C. Nilsson, S. Odmark, A. Wulff (1996). Does present UV-B radiation influence marine diatom-dominated microbial mats? A case study. Aquat. Microb. Ecol., 11,151-159.

47. S. Odmark, A. Wulff, S.-Á. Wängberg, C. Nilsson, K. Sundbäck (1998). Effects of UV-B radiation in a microbenthic community of a marine shallow-water sandy sediment. Mar. Biol, 132, 335-345.

48. D.-P. Häder, M. Lebert, J. Mercado, J. Aguilera, S. Salles, A. Flores-Moya, C. Jiménez, F.L. Figueroa (1996). Photosynthetic oxygen production and PAM fluorescence in the brown alga Padina pavonica measured in the field under solar radiation. Mar. Biol, 127, 61-66.

49. D.-P. Häder, H. Herrmann, R. Santas (1996). Effects of solar radiation and solar radiation deprived of UV-B and total UV on photosynthetic oxygen production and pulse amplitude modulated fluorescence in the brown alga Padina pavonia. FEMS Microbiol Ecol, 19, 53-61.

50. D.-P. Häder, M. Lebert, A. Flores-Moya, C. Jiménez, J. Mercado, S. Salles, J. Aguilera, F.L. Figueroa (1997). Effects of solar radiation on the photosynthetic activity in the red alga Corallina elongata Ellis et Soland, J. Photochem. Photobiol B: Biol, 37,197-202.

51. D.-P. Häder, H. Herrmann, J. Schäfer, R. Santas (1997). Photosynthetic fluorescence induction and oxygen production in two Mediterranean Cladophora species measured on site. Aquat. Bot., 56, 253-264.

52. L.A. Franklin, R.M. Forster (1997). The changing irradiance environment: Consequences for marine macrophyte physiology, productivity and ecology. Eur. J. Phycol, 32,207-232.

53. C.W. Grobe, T.M. Murphy (1998). Solar ultraviolet-B radiation effects on growth and pigment composition of the intertidal alga Ulva expansa (Setch.) S. and G. (Chloro-phyta), J. Exp. Mar. Biol Ecol, 225, 39-51.

54. M. Altamirano, A. Flores-Moya, F. Conde, F.L. Figueroa (2000). Growth seasonality, photosynthetic pigments, and carbon and nitrogen content in relation to environmental factors: a field study of Ulva olivascens (Ulvales, Chlorophyta). Phycologia, 39, 50-58.

55. D. Karentz (1994). Ultraviolet tolerance mechanisms in Antarctic marine organisms. In: C.S. Weiler, P.A. Penhale (Eds), Ultraviolet Radiation in Antarctica: Measurements and Biological Effects (pp. 93-110). American Geophysical Union, Washington DC.

56. A. Quesada, W.F. Vincent (1997). Strategies of adaptation by Antarctic cyanobacteria to ultraviolet radiation. Eur. J. Phycoi, 32, 335-342.

57. F. Garcia-Pichel, W. Castenholz (1994). On the significance of solar ultraviolet radiation for the ecology of microbial mats. In: L. Stal, P. Caumette (Eds), Microbial Mats (NATO ASI Series, pp. 77-84). Vol. G 35, Springer-Verlag, Berlin.

58. M.L. Both well, D. Sherbot, A.C. Roberge, R.J. Daley (1993). Influence of natural ultraviolet radiation on lotie periphytic diatom community growth, biomass accrual, and species composition: short-term versus long-term effects. J. Phycoi, 29, 24-35.

59. M.M. Caldwell, A.H. Teramura, M. Tevini, J.F. Bornman, L.O. Björn, G. Kulan-daivelu (1995). Effects of increased solar ultraviolet radiation on terrestrial plants. Ambio, 24,166-173.

60. L.O. Björn, TV. Callaghan, C. Gehrke, D. Gwynn-Jones, J.A. Lee, U. Johanson, M. Sonesson, N.D. Buck (1999). Effects of ozone depletion and increased ultraviolet-B radiation on northern vegetation. Polar Res., 18, 331-337.

61. S.Z. El-Sayed, F.C. Stephens, R.R. Bidigare, M.E. Ondrusek (1990). Potential effects of solar ultraviolet radiation on antarctic phytoplankton. In: N.V. Blough, R.G. Zepp (Eds), Effects of Solar Ultraviolet Radiation on Biogeochemical Dynamics in Aquatic Environments (pp. 141-142). WHOI 90-09, Massachussets.

62. B. Mostajir, T. Sime-Ngando, S. Demers, C. Belzile, S. Roy, M. Gosselin, J.P. Chanut, S. de Mora, J. Fauchot, F. Vidussi, M. Levasseur (1999). Ecological implications of changes in cell size and photosynthetic capacity of marine Prymnesiophyceae induced by ultraviolet-B radiation. Mar. Ecol. Progr. Ser., 187, 89-100.

63. S.-Â. Wängberg, A. Wulff, C. Nilsson, U. Stagell (2001). Impact of UV-B radiation on microalgae and bacteria: a mesocosm study with computer modulated UV-radiation addition. Aquat. Microb. Ecol., 25, 75-86.

64. K. Sundbäck, S. Odmark, A. Wulff, C. Nilsson (1997). Effects of UV-B radiation on a marine benthic diatom mat. Mar. Biol., 128,171-179.

65. G.J.C. Underwood, C. Nilsson, K. Sundbäck, A. Wulff (1999). Short-term effects of UV-B radiation on chlorophyll fluorescence, biomass, pigments, and carbohydrate fractions in a benthic diatom mat. J. Phycoi, 35, 656-666.

66. R. Santas, A. Koussoulaki, D.-P. Häder (1997). In assessing biological UV-B effects, natural fluctuations of solar radiation should be taken into account. Plant Ecol, 128, 93-97.

67. A.A. McLeod (1997). Outdoor supplementation systems for studies of the effects of increased UV-B radiation. Plant Ecol, 128, 78-92.

68. A. Wulff, S. Â. Wängberg, K. Sundbäck, C. Nilsson, G. Underwood (2000). Effects of UV-B radiation on a marine microphytobenthic community growing on a sandsubstratum under different nutrient conditions. Limnol. Oceanogr., 45,1144-1152.

69. F.L. Figueroa, J.M. Blanco, F. Jiménez-Gômez, J. Rodriguez (1997). Effects of ultraviolet radiation on carbon fixation in Antarctic nanophytoflagellates. Photochem. Photobiol, 66,185-189.

70. J.J. Cullen, P.J. Neale (1994). Ultraviolet radiation, ozone depletion, and marine photosynthesis. Photosynth. Res., 39, 303-320.

71. P.J Neale, D.J. Kieber (2000). Assessing biological and chemical effects of UV in the marine environment: Spectral weighting functions. In: R.E. Hester, R.M. Harrison (Eds), Causes and Environmental Implications of Increased UV-B Radiation (pp. 61-83). The Royal Society of Chemistry, Cambridge.

72. M.J. Dring, A. Wagner, J. Boeskov, K. Lüning (1996). Sensitivity of intertidal and subtidal red algae to UVA and UVB radiation, as monitored by chlorophyll fluorescence measurements: influence of collection depth and season, and length of irradiation. Eur. J. Phycol., 31, 293-302.

73. M.J. Dring, V. Makarov, E. Schoschina, M. Lorenz, K. Lüning (1996). Influence of ultraviolet-radiation on chlorophyll fluorescence and growth in different life-history stages of three species of Laminaria (Phaeophyta). Mar. Biol., 126,183-191.

74. R. Röttgers (1999). A physiological study on photoacclimation of marine planktonic algae to different ultraviolet-B irradiances. (Ph. D. Thesis 95 pp.). Universität Bremen, Germany.

75. D.B. Brown, A.E. Peritz, D.L. Mitchell, S. Chiarello, J. Uitto, F.P. Gasparro (2000). Common fluorescent sunlamps are an inappropriate substitute for sunlight. Photochem. Photobiol., 72,340-344.

76. R.H. Aalderink, R. Jovin (1997). Estimation of the photosynthesis/irradiance (P/I) curve parameters from light and dark bottle experiments. J. Plankton Res., 19, 1713-1742.

77. D. Hanelt, B. Melchersmann, C. Wiencke, W. Nultsch (1997). Effects of high light stress on photosynthesis of polar macroalgae in relation to depth distribution. Mar. Ecol. Progr. Ser., 149, 255-266.

78. E. Steemann Nielsen (1952). The use of radio-active carbon (C14) for measuring organic production in the sea. J. Cons. Perm. Int. Explor. Mer, 18, 117-140.

79. D.-S. Kim, Y. Watanabe (1994). Inhibition of growth and photosynthesis of freshwater phytoplankton by ultraviolet A (UVA) radiation and subsequent recovery from stress. J. Plankton Res., 16,1645-1654.

80. J. Beardall, T. Berman, S. Markager, R. Martinez, V. Montecino (1997). The effects of ultraviolet radiation on respiration and photosynthesis in two species of microalgae. Can. J. Fish. Aquat. Sei., 54, 687-696.

81. E.W. Helbling, A.G.J. Buma, M.K. de Boer, V.E. Villafañe (2001). In situ impact of solar ultraviolet radiation on photosynthesis and DNA in temperate marine phytoplankton. Mar. Ecol. Prog. Ser., 211,43-49.

82. E.W. Helbling, V.E. Villafañe, E.S. Barbieri (2001). Sensitivity of winter phytoplankton communities from Andean lakes to artificial ultraviolet-B radiation. Rev. Chil. Hist. Nat., 74, 273-282.

83. E.W. Helbling, V.E. Villafañe, A.G.J. Buma, M. Andrade, F. Zaratti (2001). DNA damage and photosynthetic inhibition induced by solar UVR in tropical phytoplankton (Lake Titicaca, Bolivia). Eur. J. Phycol., 36,157-166.

84. P.J. Neale, J.J. Cullen, R.F. Davis (1998). Inhibition of marine photosynthesis by ultraviolet radiation: Variable sensitivity of phytoplankton in the Weddell-Scotia Confluence during the austral spring. Limnol. Oceanogr., 43,433-448.

85. N.P. Revsbech (1989). An oxygen microelectrode with a guard cathode. Limnol. Oceanogr., 34, 474-478.

86. W.J. Henley, G. Levavasseur, L.A. Franklin, S.T. Lindley, J. Ramus, C.B. Osmond (1991). Diurnal responses of photosynthesis and fluorescence in Ulva rotundata acclimated to sun and shade in outdoor culture. Mar. Ecol. Prog. Ser., 75,19-28.

87. D. Hanelt (1992). Photoinhibition of photosynthesis in marine macrophytes of the South China Sea. Mar. Ecol. Progr. Ser., 82,199-206.

88. D. Hanelt (1996). Photoinhibition of photosynthesis in marine macroalgae. Sei. Mar., 60 (Suppl. 1), 243-248.

89. U. Schreiber, T. Endo, H. Mi, K. Asada (1995). Quenching analysis of chlorophyll fluorescence by the saturation pulse method: Particular aspects relating to the study of eukaryotic algae and cyanobacteria. Plant Cell Physiol, 36, 873-882.

90. D.-P. Häder, F.L. Figueroa (1997). Photoecophysiology of marine macroalgae. Photochem. Photobiol, 66,1-14.

91. U. Schreiber, U. Schliwa, W. Bilger (1986). Continuous recording of photochemical and non-photochemical chlorophyll fluorescence quenching with a new type of modulation fluorometer. Photosynth. Res., 10, 51-62.

92. B. Genty, J. Briantais, N.R. Baker (1989). The relationship between the quantum yield of photosynthetic electron transport and quenching of chlorophyll fluorescence. Bioehim. Biophys. Acta, 990, 87-92.

93. I.A. Flameling, J. Kromkamp (1998). Light dependence of quantum yields for PSII charge separation and oxygen evolution in eukaryotic algae. Limnol Oceanogr., 43, 284-297.

94. D. Hanelt (1998). Capability of dynamic photoinhibition in Arctic macroalgae is related to their depth distribution. Mar. Biol, 131, 361-369.

95. D. Hanelt, MJ. Jaramillo, W. Nultsch, S. Senger, R. Westermeir (1994). Photoinhibition as a regulative mechanism of photosynthesis in marine algae of Antarctica. Ser. Cient. IN ACH, 44, 67-77.

96. D. Hanelt, J. Li, W. Nultsch (1994). Tidal dependence of photoinhibition of photosynthesis in marine macrophytes of the South China sea. Bot. Acta, 107, 66-72.

97. C. Jiménez, F.L. Figueroa, S. Salles, J. Aguilera, J. Mercado, B. Viñegla, A. Flores-Moya, M. Lebert, D.-P. Häder (1998). Effects of solar radiation on photosynthesis and photoinhibition in red macrophytes from an intertidal system of southern Spain. Bot. Mar., 41, 329-338.

98. L.A. Franklin, G.G.R. Seaton, C.E Lovelock, A.W.D. Larkum (1996). Photoinhibition of photosynthesis on a coral reef. Plant Cell Environm., 19, 825-836.

99. D.-P. Häder, M. Lebert, E.W. Helbling (2000). Photosynthetic performance of the chlorophyte Ulva rigida measured in Patagonia on site. Ree. Res. Develop. Photochem. Photobiol, 4,259-269.

100. D.-P. Häder, M. Lebert, E.W. Helbling (2001). Effects of solar radiation on the Patagonian macroalgae Enteromorpha linza (L.) J. Agardh - Chlorophyceae. J. Photochem. Photobiol B: Biol, 62, 43-54.

101. C. Büchel, C. Wilhelm (1993). In vivo analysis of slow chlorophyll fluorescence induction kinetics in algae: progress, problems and perspectives. Photochem. Photobiol, 58,137-148.

102. O. Schofield, B.M.A. Kroon, B.B. Prézelin (1995). Impact of ultraviolet-B radiation on photosystem II activity and its relationship to the inhibition of carbon fixation rates for Antarctic ice algae communities. J. Phycol, 31, 703-715.

103. C.A. Marwood, R.E.H. Smith, J.A. Furgal, M.N. Charlton, K.R. Solomon, B.M. Greenberg (2000). Photoinhibition of natural phytoplankton assemblages in Lake Erie exposed to solar ultraviolet radiation. Can. J. Fish. Aquat. Sei., 57, 371-379.

104. B. Bühlmann, P. Bossard, U. Uehlinger (1987). The influence of longwave ultraviolet radiation (u.v.-A) on the photosynthetic activity (14C-assimilation) of phytoplankton. J. Plankton Res., 9, 935-943.

105. J.J. Cullen, M.P. Lesser (1991). Inhibition of photosynthesis by ultraviolet radiation as a function of dose and dosage rate: results for a marine diatom. Mar. Biol, 111, 183-190.

106. J.J. Cullen, P.J. Neale, M.P. Lesser (1992). Biological weighting function for the inhibition of phytoplankton photosynthesis by ultraviolet radiation. Science, 258, 646-650.

107. E.W. Helbling, B.E. Chalker, W.C. Dunlap, O. Holm-Hansen, V.E. Villafañe (1996). Photoacclimation of antarctic marine diatoms to solar ultraviolet radiation. J. Exp. Mar. Biol. Ecol, 204, 85-101.

108. M.J. Behrenfeld, J. Hardy, H. Gucinski, A. Hanneman, H. Lee, A. Wones (1993). Effects of ultraviolet-B radiation on primary production along latitudinal transects in the South Pacific Ocean. Mar. Environm. Res., 35, 349-363.

109. P.J. Neale, M.P. Lesser, J.J. Cullen (1994). Effects of ultraviolet radiation on the photosynthesis of phytoplankton in the vicinity of McMurdo station, Antarctica. In: C.S. Weiler, P.A. Penhale (Eds), Ultraviolet Radiation in Antarctica: Measurements and Biological Effects (pp. 125-142). American Geophysical Union, Washington DC.

110. V.E. Villafañe, E.W. Helbling, O. Holm-Hansen, B.E. Chalker (1995). Acclimatization of Antarctic natural phytoplankton assemblages when exposed to solar ultraviolet radiation. J. Plankton Res., 17, 2295-2306.

111. V.E. Villafañe, M. Andrade, V. Lairana, F. Zaratti, E.W. Helbling(1999). Inhibition of phytoplankton photosynthesis by solar ultraviolet radiation: Studies in Lake Titicaca, Bolivia. Freshwater Biol, 42, 215-224.

112. I. Laurion, W.F. Vincent (1998). Cell size versus taxonomic composition as determinants of UV-sensitivity in natural phytoplankton communities. Limnol. Oceanogr., 43,1774-1779.

113. A.T. Banaszack, P.J. Neale (2001). Ultraviolet radiation sensitivity of photosynthesis in phytoplankton from an estuarine environment. Limnol Oceanogr., 46, 592-603.

114. R.C. Worrest (1982). Review of literature concerning the impact of UV-B radiation upon marine organisms. In: J. Calkins (Ed.), The Role of Solar Ultraviolet Radiation in Marine Ecosystems (pp. 429-457). Plenum Press, New York.

115. M.P. Lesser, P.J. Neale, J.J. Cullen (1996). Acclimation of Antarctic phytoplankton to ultraviolet radiation: Ultraviolet-absorbing compounds and carbon fixation. Mol. Mar. Biol Biotechnol, 5, 314-325.

116. S.-Â. Wángberg, J.-S. Selmer, K. Gustavson (1996). Effects of UV-B radiation on biomass and composition in marine phytoplankton communities. Sci. Mar., 60 (Suppl. 1), 81-88.

117. C. Hazzard, M.P. Lesser, R.A. Kinzie III (1997). Effects of ultraviolet radiation on photosynthesis in the subtropical marine diatom, Chaetoceros gracilis (Bacil-lariophyceae). J. Phycol, 33, 960-968.

118. O. Holm-Hansen (1997). Short- and long-term effects of UVA and UVB on marine phytoplankton productivity. Photochem. Photobiol, 65,266-268.

119. H. Peletier, W.W.C. Gieskes, A.G.J. Buma (1996). Ultraviolet-B radiation resistance of benthic diatoms isolated from tidal flats in the Dutch Wadden Sea. Mar. Ecol Prog. Ser., 135,163-168.

120. A.E. McNamara, W.R Hill (2000). UV-B irradiance gradient affects photosynthesis and pigments but not food quality of periphyton. Freshwater Biol, 43, 649-662.

121. R.D. Vinebrook, P.R. Leavitt (1996). Effects of ultraviolet radiation on periphyton in an alpine lake. Limnol Oceanogr., 41, 1035-1040.

122. G. Pergent, J.M. Romero, C. Pergent-Martini, M.A. Mateo, C.F. Bouderesque (1994). Primary production, stocks and fluxes in the Mediterranean seagrass Posidonia oceanica. Mar. Ecol Progr. Ser., 106, 139-146.

123. K. Lüning (1990). Seaweeds: Their Environment, Biogeography, and Ecophysiology.

Wiley, New York.

124. W. Schramm, P.H. Nienhuis (1996). Marine benthic vegetation. Recent changes and effect of eutrophication. Ecological Studies (Vol. 123). Springer-Verlag, Berlin.

125. U. Karsten, L.A. Franklin, K. Lüning, C. Wiencke (1998). Natural ultraviolet and photosynthetic active radiation induce formation of mycosporine-like amino acids in the marine macroalga Chondrus crispus (Rhodophyta). Planta, 205, 257-262.

126. I. Gómez, F.L. Figueroa, I. Sousa-Pinto, B. Viñegla, E. Pérez-Rodríguez, C. Maestre, S. Coelho, A. Felga, R. Pereira (2001). Effects of UV radiation and temperature on photosynthesis as measured by PAM fluorescence in the red alga Gelidium pulchel-lum (Turner) Kützing. Bot. Mar., 44, 9-16.

127. W.F. Vincent, S. Roy (1993). Solar ultraviolet-B radiation and aquatic primary production: damage, protection, and recovery. Environ. Rev., 1, 1-12.

128. M. Vernet, R.C. Smith (1997). Effects of ultraviolet radiation on the pelagic Antarctic ecosystem. In: D.-P. Háder (Ed.), The effects of ozone depletion on aquatic ecosystems (pp.247-265). R.G. Landes Company, Academic Press, Austin.

129. S.-Á. Wángberg, J.-S. Selmer (1997). Studies of effects of UV-B radiation on aquatic model ecosystems. In: D.-P. Háder (Ed.), The effects of ozone depletion on aquatic ecosystems (pp. 199-213). R.G. Landes Company, Academic Press, Austin.

130. M. Vernet (2000). Effects of UV radiation on the physiology and ecology of marine phytoplankton. In: S. de Mora, S. Demers, M. Vernet (Eds), The effects of UV radiation in the marine environment (pp. 237-278). Cambridge University Press, Cambridge.

131. C.B. Osmond (1994). What is photoinhibition? Some insights from comparisons of shade and sun plants. In: N.R Baker, J.R Bowyer (Eds), Photoinhibition of Photosynthesis, from Molecular Mechanisms to the Field (pp. 1-24). Bios Scientific Publ., Oxford.

132. P.J. Neale, P.J. Richerson (1987). Photoinhibition and the diurnal variation of phytoplankton photosynthesis - I. Development of a photosynthesis-irradiance model from studies of in situ responses. J. Plankton Res., 9,167-193.

133. E.W. Helbling, V.E. Villafañe, O. Holm-Hansen (1995). Variability of phytoplankton distribution and primary production around Elephant Island, Antarctica, during 1990-1993. Polar Biol., 15, 233-246.

134. V.E. Villafañe, E.W. Helbling, H.E. Zagarese (2001). Solar ultraviolet radiation and its impact on aquatic ecosystems of Patagonia, South America. Ambio, 30,112-117.

135. E.S. Barbieri, V.E. Villafañe, E.W. Helbling (2002). Experimental assessment of UVR effects upon marine phytoplankton photosynthesis under variable radiation regimes. Limnol. Oceanogr., 47, 1648-1655.

136. B.B. Prézelin, J. Kerfoot, J. Gorga, T. McGovern, J. Robiart (2000). In situ spectral response of phytoplankton communities to regional and seasonal variability in solar UV radiation off coastal California: SUPACC 1998. In: Associated Workshop to the SPARC 2000 Impacts of U V Radiation on Aquatic and Terrestrial Ecosystems. Mar del Plata, Argentina, abstract, p. 29.

137. E.W. Helbling, V.E. Villafañe (2001). UVR effects on phytoplankton primary production: A comparison between Arctic and Antarctic marine ecosystems. In D.O Hessen (Ed.), UV-Radiation and Arctic Ecosystems (pp. 203-226). Springer-Verlag.

138. M. Blumthaler, W. Rehwald (1992). Solar UV-A and UV-B fluxes at two alpine stations at different altitudes. Theor. Appl. Climatol., 46, 39-44.

139. P.J. Neale, E. Litchman, C. Sobrino, C. Callieri, G. Morabito, V. Montecino, Y. Huot, P. Bossard, C. Lehmann, D. Steiner (2001). Quantifying the response of phytoplankton photosynthesis to ultraviolet radiation: Biological weighting func tions versus in situ measurements in two Swiss lakes. Aquat. Sci, 63, 265-285.

140. S. Roy (2000). Strategies for the minimisation of UV-induced damage. In: S. de Mora, S. Demers, M. Vernet (Eds), The effects of UV radiation in the marine environment pp. 177-205. Cambridge University Press, Cambridge.

141. L. Zudaire, S. Roy (2001). Photoprotection and long-term acclimation to UV radiation in the marine diatom Thalassiosira weissflogii. J. Photochem. Photobiol. B. Biol, 62, 26-34.

142. S. Halac, M. Felip, L. Camarero, S. Sommaruga-Wograth, R. Psenner, J. Catalan, R. Sommaruga (1997). An in situ enclosure experiment to test the solar UVB impact on plankton in a high-altitude mountain lake. I. Lack of effect on phytoplankton species composition and growth. J. Plankton Res., 19,1671-1686.

143. I. Laurion, D. R. S. Lean, W. F. Vincent (1998). UVB effects on a plankton community: Results from a large-scale enclosure assay. Aquat. Microb. Ecol., 16, 189-198.

144. S. Cabrera, M. Lopez, B. Tartarotti (1997). Phytoplankton and zooplankton response to ultraviolet radiation in a high-altitude Andean lake: short- versus long-term effects. J. Plankton Res., 19,1565-1582.

145. M.P. Lesser (1996). Acclimation of phytoplankton to UV-B radiation: oxidative stress and photoinhibition of photosynthesis are not prevented by UV-absorbing compounds in the dinoflagellate Prorocentrum micans. Mar. Ecol. Progr. Ser., 132, 287-297.

146. M.P. Lesser, J.J. Cullen, P.J. Neale (1994). Carbon uptake in a marine diatom during acute exposure to ultraviolet B radiation: Relative importance of damage and repair. J. Phycol., 30,183-192.

147. M.J. Behrenfeld, H. Lee II, L.F. Small (1994). Interactions between nutritional status and long-term responses to ultraviolet-B radiation stress in a marine diatom. Mar. Biol, 118, 523-530.

148. M. Bergeron, W.F. Vincent (1997). Microbial food web responses to phosphorus supply and solar UV radiation in a subarctic lake. Aquat. Microb. Ecol, 12,239-249.

149. H.W. Paerl, J.L. Pinckney (1996). A mini-review of microbial consortia: Their roles in aquatic production and biogeochemical cycling. Microbiol Ecol, 31, 225-247.

150. W. Hill, S.M. Dimick, A.E. McManara, C.H. Branson (1997). No effects of ambient UV radiation detected in periphyton and grazers. Limnol Oceanogr., 42, 769-774.

151. R. Santas, A. Korda, C. Lianou, P. Santas (1998). Community responses to UV radiation. I. Enhanced UV-B effects on biomass and community structure of filamentous algal assemblages growing in a coral reef mesocosm. Mar. Biol, 131, 153-162.

152. R. Santas, P. Santas, C. Lianou, A. Korda (1998). Community responses to UV radiation. II. Effects of solar UV-B on field-grown diatom assemblages of the Carribean. Mar. Biol, 131,163-171.

153. M.L. Bothwell, D.M.J. Sherbot, C.M. Pollock (1994). Ecosystem response to solar ultraviolet-B radiation: Influence of trophic-level interactions. Science, 265,97-100.

154. R.D. Vinebrook, P.R. Leavitt (1998). Direct and interactive effects of allochthonous dissolved organic matter, inorganic nutrients, and ultraviolet radiation on an alpine littoral food web. Limnol Oceanogr., 43,1065-1081.

155. D.M. DeNicola, K.D. Hoagland (1996). Effects of solar spectral irradiance (visible to UV) on a prairie stream epilithic community. J. North Am. Benth. Soc., 15,155-169.

156. D.W, Schindler, P.J. Curtis, B.R. Parker, M.P. Stainton (1996). Consequences of climate warming and lake acidification for UV-B penetration in North American boreal lakes. Nature, 379, 705-708.

157. A.W.D. Larkum, W.F. Wood(1993). The effect of UY-B radiation on photosynthesis and respiration of phytoplankton, benthic macroalgae and seagrasses. Photosynth. Res., 36,17-23.

158. W.F. Wood (1989). Photoadaptative responses of the tropical red alga Euchema striatum Schmitz (Gigartinales) to ultraviolet radiation. Aquat. Bot., 33,41-51.

159. S.K. Clendennen, R.C. Zimmerman, D.A. Powers, R.S. Alberte (1996). Photosyn-thetic responses of the giant kelp Macrocystis pyrifera (Phaeophyceae) to ultraviolet radiation. J. Phycol., 32, 614-620.

160. E.A. Drew (1974). Light inhibition of photosynthesis in macroalgae. Br. Phycol. J., 9, 217-218.

161. G. Döhler, I. Biermann (1994). Impact of UV-B radiation on the lipid and fatty acid composition of synchronized Ditylum brightwelli (West) Grunow. Zs. Naturforsch. C Biosci., 49, 607-614.

162. J.I. Goes, N. Handa, S. Taguchi, T. Hama (1994). Effect of UV-B radiation on the fatty-acid composition of the marine-phytoplankton Tetraselmis sp - relationship to cellular pigments. Mar. Ecol. Prog. Ser., 114,259-274.

163. J.I. Goes, N. Handa, K. Suzuki, S. Taguchi, T. Hama (1997). Photosynthetic production of organic compounds in Antarctic marine phytoplankton in presence of UV-B radiation: Implications for the Antarctic marine food web. Proc. Natl. Inst. Polar Res. Symp. Polar Biol. (Tokyo), 18-23.

164. N.-H. Norsker, G. Stettrup (1994). The importance of dietary HUFAs for fecundity and HUFA content in the harpacticoid, Tisbe holothuriae Humes. Aquaculture, 125, 155-166.

165. K.S. Wang, T.J. Chai (1994). Reduction in omega-3 fatty acids by UV-B irradiation in microalgae. J. Appl. Phycol., 6, 415-421.

166. M.T. Arts, H. Rai (1997). Effects of enhanced ultraviolet-B radiation on the production of lipid, polysaccharide, and protein in three freshwater algal species. Freshwater. Biol, 38, 597-610.

167. J.H. Skerratt, A.D. Davidson, P.D. Nichols, T.A. McMinn (1998). Effect of UV-B on lipid content of three Antarctic marine phytoplankton. Phytochemistry, 49, 999-1007.

168. A.G.J. Buma, H.J. Zemmelink, K. Sjollema, W.W.C. Gieskes (1996). UV-B radiation modifies protein and photosynthetic pigment content, volume and ultrastucture of marine diatoms. Mar. Ecol Prog. Ser., 142, 47-54.

169. A. Veen, M. Reuvers, P. Roncak (1997). Effects of acute and chronic UV-B exposure on a green alga: A continuous culture study using a computer-controlled dynamic light regime. In: J. Rozema, W.W.C. Gieskes, S.C. van de Geijn, C. Nolan, H. de Boois (Eds), UV-B and Biosphere (pp. 28-40). Kluwer Academic Publishers, Belgium.

170. G. Döhler (1997). Effect of UVB radiation on utilization of inorganic nitrogen by Antarctic microalgae. Photochem. Photobiol, 66, 831-836.

171. G. Döhler (1997). Assimilation of inorganic nitrogen by Antarctic and temperate marine phytoplankton species under UV stress. Russ. J. Plant Physiol, 44, 518-525.

172. J.I. Goes, N. Handa, S. Taguchi, T. Hama (1995). Changes in the patterns of biosynthesis and composition of amino acids in a marine phytoplankter exposed to ultraviolet-B radiation: Nitrogen limitation implicated. Photochem. Photobiol, 62, 703-710.

173. J.H. Vosjan, G. Döhler, G. Nieuwland (1990). Effects of UV-B irradiance on the ATP content of microorganisms of the Weddell Sea Antarctica. Neth. J. Sea Res., 25, 391-394.

174. E. Marañon, E. Fernández, R. Anadón (1995). Patterns of macromolecular synthesis by natural phytoplankton assemblages under changing upwelling regimes: In situ observations and microcosm experiments. J. Exp. Mar. Biol. Ecol., 188,1-28.

175. M.M. Tilzer (1973). Diurnal periodicity in the phytoplankton assemblage of a high mountain lake. Limnol. Oceanogr., 18,15-30.

176. D.O. Hessen, E. Van Donk, T. Andersen (1995). Growth responses, P-uptake and loss of flagella in Chlamydomonas reinhardtii exposed to UV-B. J. Plankton Res., 17, 17-27.

177. D. Karentz, F.S. McEuen, M.C. Land, W.C. Dunlap (1991). Survey of mycosporine-like amino acid compounds in Antarctic marine organisms: Potential protection from ultraviolet exposure. Mar. Biol, 108,157-166.

178. W.C. Dunlap, J.M. Shick (1998). Ultraviolet radiation-absorbing mycosporine-like amino acids in coral reef organisms: a biochemical and environmental perspective. J. Phycol, 34,418-430.

179. F. Garcia-Pichel, C.E. Wingard, R.W. Castenholz (1993). Evidence regarding the UV-sunscreen role of a mycosporine-like compound in the cyanobacterium Gloeocapsa sp. Appl. Environ. Microb., 59,170-176.

180. P.J. Neale, A.T. Banaszak, C.R. Jarriel (1998). Ultraviolet sunscreens in Gymnodin-ium sanguineum (Dinophyceae): Mycosporine-like amino acids protect against inhibition of photosynthesis. J. Phycol, 34, 928-938.

181. S.W. Jeffrey, H.S. MacTavish, W.C. Dunlap, M. Vesk, K. Groenewoud (1999). Occurrence of UVA- and UVB-absorbing compounds in 152 species (206 strains) of marine microalgae. Mar. Ecol Prog. Ser., 189, 35-51.

182. F. Garcia-Pichel, N.D. Sherry, R.W. Castenholz (1992). Evidence for an ultraviolet sunscreen role of the extracellular pigment scytonemin in the terrestrial cyanobacterium Chlorogloeopsis sp. Photochem. Photobiol, 56,17-23.

183. Y. Tsujino, K. Yabe, Y. Sekikawa (1980). Isolation and structure of a new amino acid, shinorine, from the red alga Chondrus yendoi Yamada et Mikami. Bot. Mar., 23, 65-67.

184. U. Karsten, T. Sawall, D. Hanelt, K. Bishop, A. Flores-Moya, F.L. Figueroa, C. Wiencke (1998). Contents of UV absorbing mycosporine-like aminoacids in macro-algae from polar to warm-temperate regions. Bot. Mar., 41,443-453.

185. U. Karsten, C. Wiencke (1999). Factors controlling the formation of UV-absorbing mycosporine-like amino acids in the marine red alga Palmaria palmata from Spitsbergen (Norway). J. Plant Physiol, 155,407-415.

186. K. Hoyer, U. Karsten, T. Sawall, C. Wiencke (2001). Photoprotective substances in Antarctic macroalgae and their variation with respect to depth distribution, different tissues and development stages. Mar. Ecol Progr. Ser., 211,117-129.

187. L.A. Franklin, I. Yakovleva, U. Karsten, K. Lüning (1999). Synthesis of mycosporine-like amino acids in Chondrus crispus (Florideophyceae) and the consequences for sensitivity to ultraviolet B radiation. J. Phycol, 35, 682-693.

188. L.A. Franklin, G. Krábs, R. Kuhlenkamp (2001). Blue light and UV-A radiation control the synthesis of mycosporine-like amino acids in Chondrus crispus (Florideophyceae). J. Phycol, 37, 257-270.

189. X. Molina, V. Montecino (1996). Acclimation to UV irradiance in Gracilaria chilen-sis Bird, MacLachlan et Oliveira (Gigartinales, Rhodophyta). Hydrobiologia, 326/327,415-420.

190. H. Pavia, G. Cervin, A. Linfgren, P. Aberg (1997). Effects of UV-B radiation and simulated herbivory on phlorotanins in the brown algae Ascophyllum nodosum. Mar. Ecol Progr. Ser., 157,139-146.

191. E. Pérez-Rodríguez, I. Gómez, U. Karsten, F.L. Figueroa (1998). Effects of UV radiation on photosynthesis and excretion of UV-absorbing compounds of Dasyc-Idus vermicularis (Dasycladales, Chlorophyta) from southern Spain. Phycologia, 37, 379-387.

192. I. Gómez, E. Pérez-Rodríguez, B. Viñegla, F.L. Figueroa, U. Karsten (1998). Effects of solar radiation on photosynthesis, UV-absorbing compounds and enzyme activities of the green alga Dasycladus vermicularis from southern Spain. J. Photochem. Photobiol. B: Biol, 47, 46-57.

193. D.L. Mitchell, D. Karentz (1993). The induction and repair of DNA photodamage in the environment. In: A.R. Young, L.O. Björn, J. Moan, W. Nultsch, (Eds), Environmental UVPhotobiology (pp. 345-377). Plenum Press, New York.

194. A.G.J. Buma, A.H. Engelen, W.W.C. Gieskes (1997). Wavelength dependent induction of thymine dimers and growth rate reduction in the marine diatom Cyclotella sp. exposed to ultraviolet radiation. Mar. Ecol. Progr. Ser., 153,91-97.

195. A.G.J. Buma, E.W. Helbling, M.K. de Boer, V.E. Villafañe (2001). DNA damage patterns in temperate South-Atlantic picophytoplankton assemblages exposed to solar ultraviolet radiation. In: E.W. Helbling, C.L. Bailaré and V.E. Villafañe (eds), Impacts of Ultraviolet Radiation on Aquatic and Terrestrial Ecosystems, Special Issue of J. Photochem. Photobiol. B: Biol, 62, 9-18.

196. W.H. van de Poll, A. Eggert, A.G.J. Buma, A.M. Breeman (2001). Effects of UV-B induced DNA damage and photoinhibition on growth of temperate marine red macrophytes: Habitat related differences in ultraviolet-B tolerance. J. Phycol, 37, 30-37.

197. M.J. Behrenfeld, J.T. Hardy, H. Lee III (1992). Chronic effects of ultraviolet-B radiation on growth and cell volume of Phaeodactylum tricornutum (Bacil-lariophyceae), J. Phycol, 28, 757-760.

198. V.E Villafañe, J.I. Albarracin, E.W. Helbling (2000). Long-term effects of UVR on growth rates and synthesis of UV-absorbing compounds in marine phytoplanktonic species, Associated Workshop to the SPARC 2000 Impacts of UV Radiation on Aquatic and Terrestrial Ecosystems (pp. 32-33). Mar del Plata, Argentina, abstract.

199. L. Mousseau, M. Gosselin, M. Levasseur, S. Demers, J. Fauchot, S. Roy, P. Z. Villegas, B. Mostajir (2000). Effects of ultraviolet-B radiation on simultaneous carbon and nitrogen transport rates by estuarine phytoplankton during a week-long mesocosm study. Mar. Ecol Progr. Ser., 199, 69-81.

200. D.O. Hessen, H.J. De Lange, E. Van Donk (1997). UV-induced changes in phytoplankton cells and its effects on grazers. Freshwat. Biol, 38, 513-524.

201. C.S. Lobban, P.J. Harrison (1997). Seaweed Ecology and Physiology. Cambridge University Press, Cambridge.

202. G. Döhler (1987). Effect of irradiation on nitrogen metabolism in marine diatoms and phytoplankton. Oceanis, 13,487-493.

203. G. Döhler (1992). Impact of UV-B radiation on uptake of 15N-ammonia and 15N-nitrate by phytoplankton of the Wadden Sea. Mar. Biol, 112,485-489.

204. G. Döhler, T. Buchmann (1995). Effects of UV-A and UV-B irradiance on pigments and 15N-ammonium assimilation of the haptophycean Pavlova. J. Plant Physiol, 146, 29-34.

205. G. Döhler (1995). Effects of UV-A and UV-B radiation on pigments and assimilation of 15N-ammonium and 15N-nitrate by natural phytoplankton of the Wadden Sea. Beitr. Biol Pflan., 69, 1-16.

206. G. Döhler, E. Hagmeier (1997). UV effects on pigments and assimilation of 15N-ammonium and 15N- nitrate by natural marine phytoplankton of the North Sea.

207. G. Döhler, E. Hagmeier, C. David (1995). Effects of solar and artificial UV irradiation on pigment and assimilation of 15N ammonium and 15N nitrate by macroal-gae. J. Photochem. Photobiol. B: Biol, 30,179-187.

208. B. Viñegla, F.L. Figueroa, C. Maestre (2000). Variations in the total carbonic anhydrase and in situ nitrate reductase activities under solar radiation on a daily basis: consequences on C:N interactions. In: F.M. Cánovas, F.J. Florencio (Eds), Avances del metabolismo del nitrógeno: Bioquímica, Fisiología y Biología Molecular (pp.319-326). Servicio de Publicaciones de la Universidad de Málaga.

209. B. Viñegla, C. Maestre, F.L. Figueroa (2000). Response to UV radiation level on enzymatic activities (total carbonic anhydrase and in situ nitrate reductase) in marine macroalgae and seagrasses. In: F.M. Cánovas, F.J. Florencio (Eds), Avances del metabolismo del nitrógeno: Bioquímica, Fisiología y Biología Molecular (pp. 341-342). Servicio de Publicaciones de la Universidad de Málaga.

210. F.L. Figueroa, B. Viñegla (2001). Effects of solar UV radiation on photosynthesis and enzyme activities (carbonic anhydrase and nitrate reductase) in marine macroalgae from southern Spain. Rev. Chil Hist. Nat., 74, 237-249.

211. D.H. Turpin (1991). Effect of inorganic N availability on algal photosynthesis and carbon metabolism. J. Phycol, 27,14-20.

212. B. Viñegla (2000). Efecto de la Radiación Ultravioleta Sobre Actividades Enzimáticas Relacionadas con el Metabolismo Del carbono y Nitrógeno en Macroalgas y Fanerógamas marinas. (Ph.D. Thesis, pp. 404). Universidad de Málaga, Spain.

213. K. Bischof, D. Hanelt, C. Wiencke (2000). Effects of ultraviolet radiation on photosynthesis and related enzyme reactions of marine macroalgae. Planta, 211,555-562.

214. E.W. Helbling, S. Avaria, J. Letelier, V. Montecino, B. Ramirez, M. Ramos, W. Rojas, V.E. Villafañe (1993). Respuesta del fitoplancton marino a la radiación ultravioleta en latitudes medias (33° S), Rev. Biol Mar., 28, 219-237.

215. S. Gerber, D.-P. Häder (1995). Effects of enhanced solar irradiation on chlorophyll fluorescence and photosynthetic oxygen production of five species of phytoplankton. FEMS Microbiol Ecol, 16, 33-42.

216. H. Maske, M. Latasa (1997). Solar ultraviolet radiation dependent decrease of particle light absorption and pigments in lake phytoplankton. Can. J. Fish. Aquat. Sci., 54, 697-704.

217. A. Quesada, J.-L. Mouget, W.F. Vincent (1995). Growth of Antarctic cyanobacteria under ultraviolet radiation: UVA counteracts UV-B inhibition. J. Phycol, 31, 242-248.

218. R.P. Sinha, M. Lebert, A. Kumar, H.D. Kumar, D.-P. Häder (1995). Spectroscopic and biochemical analyses of UV effects on phycobiliproteins of Anabaena sp. and Nostoc carmium. Bot. Acta, 108, 87-92.

219. P.L. Jokiel, R.H. York (1984). Importance of ultraviolet radiation in photoinhibition of microalgal growth. Limnol Oceanogr., 29, 192-199.

220. J. Aguilera, C. Jiménez, F.L. Figueroa, M. Lebert, D.-P. Häder (1999). Effect of ultraviolet radiation on thallus absorption and photosynthetic pigments in the red alga Porphyra umbilicalis. J. Photochem. Photobiol B: Biol, 48, 75-82.

221. M. Altamirano, A. Flores-Moya, F.L. Figueroa (1999). Long-term effect of natural sunlight under various ultraviolet radiation conditions on growth and photosynthesis of intertidal Ulva rigida (Chlorophyceae) cultivated in situ, Bot. Mar., 43, 119-126.

222. F. Garcia-Pichel (1994). A model for internal self-shading in planktonic organisms and its implications for the usefulness of ultraviolet sunscreens. Limnol Oceanogr.,


223. P.S. Huovinen, A.O.J. Oikari, M.R. Soimasuo, G.N. Cherr (2000). Impact of UV radiation on the early development of giant kelp (Macrocystis pyrifera) gamethophytes. Photochem. Photobiol, 72, 308-313.

224. D.C. Reed (1990). The effects of variable settlement and early competition on patterns of kelps recruitments. Ecology, 71, 776-787.

225. J.R. Kelly (1986). How might enhanced levels of solar UVB radiation affect marine ecosystems?. In: J.G. Titus (Ed.), Effects of Changes in Stratospheric Ozone and Global Climate Change, United Nations Environment Programme and US Environmental Protection Agency.

0 0

Post a comment