Seasonal and interannual variability of planktonic microbes in a mesotidal coastal lagoon (Ria Formosa, SE Portugal): Impact of climatic changes and local human influences

Coastal Lagoons: Critical Habitats of Environmental Change

Volumn , Issue , 2010, Pages 335-366

  Barbosa, Ana B ^a  

^a UNIVERSITY OF ALGARVE   (Portugal)

Author keywords

Anthropogenic pressures; Climate change; Coastal lagoon; Heterotrophic bacterioplankton; Interannual; Phytoplankton; Ria formosa; Seasonal

Indexed keywords

EID: 85054653720     PISSN: None     EISSN: None     Source Type: Book    
DOI: 10.1201/EBK1420088304     Document Type: Chapter

References (134)

1. Amaral, A. 2008. Management of aquaculture of the clam R. decussatus (Linnaeus, 1758) in the Ria Formosa lagoon (South of Portugal): Effects on the ecosystem and species physiology. Ph.D. Thesis, Universidad de Santiago, Santiago de Compostela, Spain.
2. Andersen, T., J. Carstensen, E. Hernández-Garcia, and C. M. Duarte. 2008. Ecological thresholds and regime shifts: Approaches to identification. Trends Ecol. Evol. 24: 49-57.
3. Andrade, C. 1990. O ambiente de barreira da Ria Formosa (Algarve, Portugal). Ph.D. Thesis, Universidade Lisboa, Lisboa, Portugal.
4. Andrade, C., M. C. Freitas, J. Moreno, and S. C. Craveiro. 2004. Stratigraphical evidence of Late Holocene barrier breaching and extreme storms in lagoonal sediments of Ria Formosa, Algarve, Portugal. Mar. Geol. 210: 339-362.
5. Assis, M. E., M. A. Sampayo, and M. H. Vilela. 1984. A Ria Faro-Olhão. I. Pigmentos e formas planctónicas predominantes (Maio 1972-Maio 1973). Cuaderno Area Ciencias Marinas, Seminario de Estudios Gallegos 1: 217-236.
6. Baker, K. S. and R. Frouin. 1987. Relation between photosynthetically available radiation and total insolation at the ocean surface under clear skies. Limnol. Oceanogr. 32: 1370-1377.
7. Barbosa, A. M. B. 1989. Variação espaço-temporal da abundancia e biomassa bacterianas no sistema lagunar Ria Formosa. Graduation Thesis, Universidade do Algarve, Faro, Portugal.
8. Barbosa, A. M. B. 1991. Spatial and temporal variation of bacterioplankton abundance and biomass in a coastal lagoon (Ria Formosa, Southeastern Portugal). Kieler Meeresforsch. 8: 66-73.
9. Barbosa, A. M. B. 2006. Estrutura e dinâmica da teia alimentar microbiana na Ria Formosa. Ph.D. Thesis, Universidade do Algarve, Faro, Portugal.
10. Barbosa, A. B., H. Galvão, P. Mendes, X. Álvarez-Salgado, F. Figueiras, and I. Joint. 2001. Heterotrophic bacterioplankton dynamics off the NW Iberian margin. Prog. Oceanogr. 51: 339-359.
11. Barreira, L. P. V. A. 2007. Polycyclic aromatic hydrocarbons and oxidative stress markers in the clam Ruditapes decussatus from the Ria Formosa (Portugal). Ph.D. Thesis, Universidade do Algarve, Faro, Portugal.
12. Bebianno, M. J. 1995. Effects of pollutants in the Ria Formosa lagoon, Portugal. Sci Total Environ. 171: 107-115.
13. Benoliel, M. J. 1984. Vigilância em contínuo da qualidade da água da Ria Formosa (Ria de Faro-Olhão) 1980. Relatório Técnico Final REL-TF-QP-3/84, Divisão de Química e Poluição, Instituto Hidrográfico, Lisboa, Portugal.
14. Benoliel, M. J. 1985. Vigilância da qualidade da água da Ria Formosa (Ria de Faro-Olhão) 1984. Relatório Técnico Final REL-TF-QP-1/85, Divisão de Química e Poluição, Instituto Hidrográfico, Lisboa, Portugal.
15. Benoliel, M. J. 1989. Vigilância da qualidade da água da Ria Formosa, 1981/1983. Relatório Técnico Final REL-TF-QP-04/89, Divisão de Química e Poluição, Instituto Hidrográfico, Lisboa, Portugal.
16. Bettencourt, A. M., S. B. Bricker, J. G. Ferreira, A. Franco, J. C. Marques, J. J. Melo, A. Nobre, L. Ramos, C. S. Reis, F. Salas, M. C. Silva, T. Simas, and W. J. Wolff. 2003. Typology and reference conditions for Portuguese transitional and coastal waters. Development of Guidelines for the Application of the European Union Water Framework Directive, Instituto da Água, Lisboa, Portugal.
17. Borkman, D., H. Baretta-Bekker, and P. Henriksen. 2009. Introduction. J. Sea Res. 61: 1-2.
18. Borkman, D. and T. Smayda. 2009. Multidecadal (1959-1997) changes in Skeletonema abundance and seasonal bloom patterns in Narragansett Bay, Rhode Island. J. Sea Res. 61: 84-94.
19. Brito, A., A. Newton, P. Tett, and T. F. Fernandes. 2009a. Temporal and spatial variability of microphytobenthos in a shallow lagoon: Ria Formosa (Portugal). Estuar. Coastal Shelf Sci. 83: 67-76.
20. Brito, A., A. Newton, P. Tett, and T. F. Fernandes. 2009b. Understanding the importance of sediments to water quality in coastal shallow lagoons. J. Coastal Res. SI 56: 381-384.
21. Cabaço, S., A. Alexandre, and R. Santos. 2005. Population-level effects of clam harvesting on the seagrass Zostera noltii. Mar. Ecol. Prog. Ser. 298: 123-129.
22. Cabaço, S., R. Machás, V. Vieira, and R. Santos. 2008. Impacts of urban wastewater discharge on seagrass meadows (Zostera noltii). Estuar. Coastal Shelf Sci. 78: 1-13.
23. Cadée, G. C. and J. Hegeman. 1974. Primary production of phytoplankton in the Dutch Wadden Sea. Neth. J. Sea Res. 8: 240-259.
24. Carrasco, A. R., O. Ferreira, M. Davidson, and J. A. Dias. 2008. An evolutionary categorization model for backbarrier environments. Mar. Geol. 251: 156-166.
25. Cébrian, J. and I. Valiela. 1999. Seasonal patterns in phytoplankton biomass in coastal ecosystems. J. Plankton Res. 21: 429-444.
26. Chenery, A. M. and S. M. Mudge. 2005. Detecting anthropogenic stress in an ecosystem. III. Mesoscale variability and biotic indices. Environ. Forensics 6: 371-384.
27. Chícharo, L. M. Z. and M. A. Chícharo. 2001. Effects of environmental conditions on planktonic abundances, benthic recruitment, and growth rates of the bivalve mollusc Ruditapes decussatus in a Portuguese coastal lagoon. Fish. Res. 53: 235-250.
28. Chícharo, L. M. Z., M. A. Chícharo, I. Gouveia, S. Condinho, A. Amaral, C. Miguel, C. Graça, F. Alves, and F. Regala. 2000. Biological assessment of bivalve stocks of Ruditapes decussatus and Cardium edule in the Ria Formosa. Project DG XIV-97/106 Final Report, Faro, Portugal.
29. Chubarenko, B., V. G. Koutitonsky, R. Neves, and G. Umgiesser. 2005. Modelling concepts. Pp. 231-306, In: I. E. Gonenç and J. P. Wolfin (eds.), Coastal lagoons: Ecosystem processes and modeling for sustainable use and development. Boca Raton, Florida: CRC Press.
30. Cloern, J. E. 1996. Phytoplankton bloom dynamics in coastal ecosystems: A review with some general lessons from sustained investigation of San Francisco Bay, California. Rev. Geophys. 34: 127-168.
31. Cloern, J. E. 2001. Our evolving conceptual model of the coastal eutrophication problem. Mar. Ecol. Prog. Ser. 210: 223-253.
32. Cloern, J. E. and R. Dufford. 2005. Phytoplankton community ecology: Principles applied in San Francisco. Mar. Ecol. Prog. Ser. 285: 11-28.
33. Cloern, J. E. and A. D. Jassby. 2008. Complex seasonal patterns of primary producers at the land-sea interface. Ecol. Lett. DOI:10.1111/j.1461-0248.2008.01244.
34. Cloern, J. E., T. S. Schraga, C. B. Lopez, and N. Knowles. 2005. Climate anomalies generate an exceptional dinoflagellate bloom in San Francisco Bay. Geophys. Res. Lett. 32: L14608.
35. Coelho, M. R., M. J. Bebianno, and W. J. Langston. 2002. Organotin levels in the Ria Formosa lagoon, Portugal. Appl. Organomet. Chem. 16: 384-390.
36. Cole, J. J., S. Findlay, and M. L. Pace. 1988. Bacterial production in fresh and saltwater ecosystems: A crosssystem overview. Mar. Ecol. Progr. Ser. 43: 1-10
37. Cunha, A. H., J. Assis, and E. A. Serrão. 2009. Estimation of available seagrass meadow area in Portugal for transplanting purposes. J. Coastal Res. SI 56: 1100-1104.
38. Cunha, A. H. and C. M. Duarte. 2007. Biomass and leaf production of Cymodocea nodosa in the Ria Formosa lagoon, south Portugal. Bot. Mar. 50: 1-7.
39. Cunha, M. E. and M. C. Massapina. 1984. Contribution to the zooplankton community analysis of the Ria de Faro-Olhão. Cuaderno Area Ciencias Marinas, Seminario de Estudios Gallegos 1: 237-250.
40. Dionísio, L. A. P. C. 1996. Estudos microbiológicos da Ria Formosa. Qualidade sanitária de águas e moluscos bivalves. Ph.D. Thesis, Universidade do Algarve, Faro, Portugal.
41. Dionísio, L. A. P. C., G. Rheinheimer, and J. J. Borrego. 2000. Microbiological pollution of Ria Formosa (south of Portugal). Mar. Poll. Bull. 40: 186-193.
42. Domingues, R. B., A. Barbosa, and H. Galvão. 2008. Constraints on the use of phytoplankton as a biological quality element within the Water Framework Directive in Portuguese waters. Mar. Pollut. Bull. 56: 1389-1395.
43. Duarte, P., B. Azevedo, M. Guerreiro, C. Ribeiro, R. Bandeira, A. Pereira, M. Falcão, D. Serpa, and J. Reia. 2008. Biogeochemical modelling of Ria Formosa (south Portugal). Hydrobiologia 611: 115-132.
44. Ducklow, H. 2008. Microbial services: Challenges for microbial ecologists in a changing world. Aquat. Microb. Ecol. 53: 13-19.
45. Dupuy, C., A. Vaquer, T. Lam-Hoai, C. Rougier, N. Mazouni, J. Lautier, Y. Collos, and S. Le Gall. 2000. Feeding rate of the oyster Crassostrea gigas in a natural planktonic community of the Mediterranean Thau Lagoon. Mar. Ecol. Prog. Ser. 205: 171-184.
46. Edwards, V., J. Icely, A. Newton, and R. Webster. 2005. The yield of chlorophyll from nitrogen: A comparison between the shallow Ria Formosa lagoon and the deep oceanic conditions at Sagres along the southern coast of Portugal. Estuar. Coastal Shelf Sci. 62: 391-403.
47. Falcão, M. M. 1996. Dinâmica dos nutrientes na Ria Formosa: efeitos da interacção da laguna com as suas interfaces na reciclagem do azoto, fósforo e sílica. Ph.D. Thesis, Universidade do Algarve, Faro, Portugal.
48. Falcão, M. M., J. I. Pisarra, and M. H. Cavaco. 1985. Características físicas e químicas da Ria de Faro-Olhão:1984. Relat. INIP, Instituto Nacional de Investigação das Pescas (INIP), Lisboa, Portugal. 61: 4-12.
49. Falcão, M. M., J. I. Pisarra, and M. H. Cavaco. 1991. Características químico-biológicas da Ria Formosa: análise de um ciclo anual (1985-1986). Bol. Inst. Nac. Invest. Pescas 16: 5-21.
50. Falcão, M. and C. Vale. 1998. Sediment-water exchanges of ammonium and phosphate in intertidal and subtidal areas of a mesotidal coastal lagoon (Ria Formosa). Hydrobiologia 373/374: 193-201.
51. Falcão, M. and C. Vale. 2003. Nutrient dynamics in a coastal lagoon (Ria Formosa, Portugal): The importance of lagoon-sea water exchanges on the biological productivity. Cienc. Mar. 29: 425-433.
52. Ferreira, J. G., A. M. Nobre, T. C. Simas, M. C. Silva, A. Newton, S. B. Bricker, W. J. Wolff, P. E. Stacey, and A. Sequeira. 2006. A methodology for defining homogeneous water bodies in estuaries: Application to the transitional systems of the EU Water Framework Directive. Estuar. Coastal Shelf Sci. 66: 468-482.
53. Ferreira, O., J. A. Dias, and R. Taborda. 2008. Implications of sea-level rise for continental Portugal. J. Coastal Res. 24: 317-324.
54. Fidalgo, L. G. Z. 1996. Aplicação de um sistema de informação geográfica na conservação da biodiversidade, M.S. Thesis, Universidade do Algarve, Faro, Portugal.
55. Gallegos, C. L. and T. E. Jordan. 1997. Seasonal progression of factors limiting phytoplankton pigment biomass in the Rhode River estuary, Maryland (USA). I. Controls on phytoplankton growth. Mar. Ecol. Prog. Ser. 161: 185-198.
56. Gamito, S. 2008. Three stressors acting on the Ria Formosa lagoonal system (Southern Portugal): Physical stress, organic matter pollution and the land-ocean gradient. Estuar. Coastal Shelf Sci. 77: 710-720.
57. Gamito, S., J. Gilabert, C. M. Diego, and A. Pérez-Ruzafa. 2005. Effects of changing environmental conditions on lagoon ecology. Pp. 193-230, In: I. E. Gonenç and J. P. Wolfin (eds.), Coastal lagoons: Ecosystem processes and modeling for sustainable use and development. Boca Raton, Florida: CRC Press.
58. Gasol, J. M., J. Pinhassi, L. Alonso-Sáez, H. Ducklow, G. J. Herndl, M. Koblizek, M. Labrenz, Y. Luo, X. A. G. Morán, T. Reinthaler, and M. Simon. 2008. Towards a better understanding of microbial carbon flux in the sea. Aquat. Microb. Ecol. 53: 21-38.
59. Grami, B., N. Niquil, A. S. Hlaili, M. Gosselin, D. Hamel, and H. H. Mabrouk. 2008. The plankton food web of the Bizerte lagoon (South-western Mediterranean). II. Carbon steady-state modelling using inverse analysis. Estuar. Coastal Shelf Sci. 79: 101-113.
60. Guadayol, Ó., F. Peters, C. Marrasé, J. M. Gasol, C. Roldán, E. Berdalet, R. Massana, and A. Sabata. 2009. Episodic meteorological and nutrient-load events as drivers of coastal planktonic ecosystem dynamics:A time-series analysis. Mar. Ecol. Prog. Ser. 381: 139-155.
61. Gurel, M., A. Tanik, R. C. Russo, and I. E. Gonenç. 2005. Biogeochemical cycles. Pp. 79-192, In: I. E. Gonenç and J. P. Wolfin (eds.), Coastal lagoons: Ecosystem processes and modeling for sustainable use and development. Boca Raton, Florida: CRC Press.
62. Guimarães, M. 2007. Contribuição para a elaboração de um plano de gestão integrada dos campos de Z. noltii na Ria Formosa. M.S. Thesis, Universidade do Algarve, Faro, Portugal.
63. IPCC. 2007. Climate change 2007: Synthesis report. Contribution of Working Groups I, II and III to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change, Geneva, Switzerland.
64. Jassby, A. D., J. E. Cloern, and B. E. Cole. 2002. Annual primary production: Patterns and mechanisms of change in a nutrient-rich tidal ecosystem. Limnol. Oceanogr. 47: 698-712.
65. Jumars, P. A. 1993. Concepts in biological oceanography. Oxford: Oxford University Press.
66. Justic, D., N. N. Rabalais, R. E. Turner, and Q. Dortch. 1995. Changes in nutrient structure of river-dominated coastal waters: Stoichiometric nutrient balance and its consequences. Estuar. Coastal Shelf Sci. 40: 339-356.
67. Kjerfve, B. 1994. Coastal lagoons. Pp. 1-8, In: B. Kjerfve (Ed.), Coastal Lagoon Processes, Amsterdam, Elsevier.
68. Kjerfve, B. and K. E. Magill. 1989. Geographic and hydrodynamic characteristics of shallow coastal lagoons. Mar. Geol. 88: 187-199.
69. Klein Tank, A. M. G., J. B.Wijngaard, G. P. Konnen, R. Bohm, and G. Demarée. 2002. Daily dataset of 20thcentury surface air temperature and precipitation series for the European climate assessment. Int. J. Climatol. 22: 1441-1453.
70. Kocum, E., G. J. C. Underwood, and D. B. Nedwell. 2002. Simultaneous measurement of phytoplanktonic primary production, nutrient and light availability along a turbid, eutrophic UK east coast estuary (the Colne Estuary). Mar. Ecol. Prog. Ser. 231: 1-12.
71. Leite, R. B., R. Afonso, and M. L. Cancela. 2004. Perkinsus sp. infestation in carpet-shell clams, Ruditapes decussatus, along the Portuguese coast: Results from a 2-year survey. Aquaculture 240: 39-53.
72. Lemos, R. T. and B. Sansó. 2006. Spatio-temporal variability of ocean temperature in the Portugal current system. J. Geophys. Res. 111: C04010. DOI:10.1029/2005JC003051.
73. Levin, L. A., D. F. Boesch, A. Covich, C. Dahm, C. Erséus, K. C. Ewel, R. T. Kneib, A. Mildenke, M. A. Palmer, P. Snelgrove, D. Strayer, and J. M. Weslawski. 2001. The function of marine critical transition zones and the importance of sediment biodiversity. Ecosystems 4: 430-451.
74. Lima, C. and C. Vale. 1977. Ria de Faro-Olhão: aspectos físicos, químicos e bacteriológicos. Bol. Inst. Nac. Invest. Pescas 3: 5-25.
75. Lloret, J., A. Marín, and L. Marín-Guirao. 2008. Is coastal lagoon eutrophication likely to be aggravated by global climate change? Estuar. Coastal Shelf Sci. 78: 403-412.
76. Lotze, H. K., H. S. Lenihan, B. J. Bourque, R. H. Bradbury, R. G. Cooke, M. C. Kay, S. M. Kidwell, M. X. Kirby, C. H. Peterson, and J. B. C. Jackson. 2006. Depletion, degradation, and recovery potential of estuaries and coastal seas. Science 312: 1806-1809.
77. Loureiro, S., A. Newton, and J. D. Icely. 2005. Effects of nutrient enrichment on primary production in the Ria Formosa coastal lagoon (southern Portugal). Hydrobiologia 550: 29-45.
78. Loureiro, S., A. Newton, and J. D. Icely. 2006. Boundary conditions for the European water framework directive in the Ria Formosa lagoon, Portugal (physico-chemical and phytoplankton quality elements). Estuar. Coastal Shelf Sci. 67: 382-398.
79. Machás, R. and R. Santos. 1999. Sources of organic matter in Ria Formosa revealed by stable isotope analysis. Acta Oecol. 20: 463-469.
80. Machás, R., R. Santos, and B. Peterson. 2003. Tracing the flow of organic matter from primary producers to filter feeders in Ria Formosa lagoon, Southern Portugal. Estuaries 26: 846-856.
81. Machás, R., R. Santos, and B. Peterson. 2006. Elemental and stable isotope composition of Zostera noltii (Horneman) leaves during the early phases of decay in a temperate mesotidal lagoon. Estuar. Coastal Shelf Sci. 66: 21-29.
82. Marques, H. 1988. Produtividade e poluição da Ria Formosa: fitoplâncton (análise qualitativa e quantitativa) e produção primária. Relatório Final do Projecto “Produtividade e Poluição da Ria Formosa,” Comissão de Coordenação da Região do Algarve/Universidade do Algarve, Faro, Portugal.
83. Marques, H. 2005. Distribution of the plankton community in the Ria Formosa, a coastal lagoon in South Eastern Portugal. Ph.D. Thesis, University of Wales, Menai Bridge, U.K.
84. Matias, A., O. Ferreira, A. Vila-Concejo, T. Garcia, and J. A. Dias. 2008. Classification of washover dynamics in barrier islands. Geomorphology 97: 655-674.
85. MCOA (Ministério das Cidades, Ordenamento do Território e Ambiente). 2008. Revisão do plano de ordenamento do Parque Natural da Ria Formosa, estudo de caracterização. Instituto de Conservação da Natureza, Parque Natural da Ria Formosa, Olhão, Portugal.
86. Miranda, P., F. E. S. Coelho, A. R. Tomé, M. A. Valente, A. Carvalho, C. Pires, H. O. Pires, V. C. Pires, and C. Ramalho. 2002. 20th century Portuguese climate and climate scenarios. Pp. 23-83, In: F. D. Santos, K. Forbes, and R. Moita (eds.), Climate change in Portugal. Scenarios, impacts and adaptation measures. SIAM project, Lisbon, Gradiva, Portugal.
87. Mohlenberg, F., S. Petersen, A. H. Petersen, and C. Gameiro. 2007. Long-term trends and short-term variability of water quality in Skive Fjord, Denmark: Nutrient load and mussels are the primary pressures and drivers that influence water quality. Environ. Monitor. Assess. 127: 503-521.
88. Morais, P., M. A. Chicharo, and A. B. Barbosa. 2003. Phytoplankton dynamics in a coastal saline lake (SE-Portugal). Acta Oecol. 24: S87-S96.
89. Morel, A. and R. C. Smith. 1974. Relation between total quanta and total energy for aquatic photosynthesis. Limnol. Oceanogr. 19: 591-600.
90. Mudge, S. M., M. J. Bebianno, J. A. East, and L. A. Barreira. 1999. Sterols in the Ria Formosa lagoon, Portugal. Water Resour. 33: 1038-1048.
91. Mudge, S. M. and C. E. Duce. 2005. Identifying the source, transport path and sinks of sewage derived organic matter. Environ. Pollut. 136: 209-220.
92. Mudge, S. M., J. E. East, M. J. Bebianno, and L. A. Barreira. 1998. Fatty acids in the Ria Formosa Lagoon, Portugal, Org. Geochem. 29: 963-977.
93. Mudge, S. M., J. D. Icely, and A. Newton. 2007. Oxygen depletion in relation to water residence times. J. Environ. Monitor. 9: 1194-1198.
94. Mudge, S. M., J. D. Icely, and A. Newton. 2008. Residence times in a hypersaline lagoon: Using salinity as a tracer. Estuar. Coastal Shelf Sci. 77: 278-284.
95. Newton, A. 1988. Produtividade e poluição da Ria Formosa: nutrientes e clorofila a. Relatório Final do Projecto “Produtividade e Poluição da Ria Formosa,” Comissão de Coordenação da Região do Algarve/Universidade do Algarve, Faro, Portugal.
96. Newton, A. 1995. The water quality of the Ria Formosa lagoon, Portugal. Ph.D. Thesis, University of Wales, Menai Bridge, U.K.
97. Newton, A. and J. D. Icely. 2002. Impact of coastal engineering on the water quality of the Ria Formosa lagoon, Portugal. Pp. 417-421, In: Littoral 2002, The Changing Coast, EUROCOAST/EUCC, Porto-Portugal.
98. Newton, A. and J. D. Icely. 2006. Oceanographic applications to eutrophication in a tidal, coastal lagoon, the Ria Formosa, Portugal. J. Coastal Res. 3 (SI 39): 1346-1350.
99. Newton, A., J. D. Icely, M. Falcão, A. Nobre, J. P. Nunes, J. G. Fereira, and C. Vale. 2003. Evaluation of eutrophication in the Ria Formosa coastal lagoon, Portugal. Continent. Shelf Res. 23: 1945-1961.
100. Newton, A. and S. M. Mudge. 2003. Temperature and salinity regimes in a shallow, mesotidal lagoon, the Ria Formosa, Portugal. Estuar. Coastal Shelf Sci. 57: 73-85.
101. Newton, A. and S. M. Mudge. 2005. Lagoon-sea exchanges, nutrient dynamics and water quality management of the Ria Formosa (Portugal). Estuar. Coastal Shelf Sci. 62: 405-414.
102. Nixon, S. W. 1982. Nutrient dynamics, primary production and fisheries yields in lagoons, Oceanol. Acta SP:357-371.
103. Nobre, A. M., J. G. Ferreira, A. Newton, T. Simas, J. D. Icely, and R. Neves. 2005. Management of coastal eutrophication:Integration of field data, ecosystem-scale simulations and screening models. J. Mar. Syst. 56: 375-390.
104. Padinha, C., R. Santos, and M. T. Brown. 2000. Evaluating environmental contamination in Ria Formosa (Portugal) using stress indexes of Spartina maritima. Mar. Environ. Res. 49: 67-78.
105. Paerl, H. W., L. M. Valdes, J. E. Adolf, and L. W. Harding, Jr. 2006. Anthropogenic and climatic influences on the eutrophication of large estuarine ecosystems. Limnol. Oceanogr. 51: 448-462.
106. Pereira, M. G., J. D. Icely, S. Mudge, A. Newton, and R. Rodrigues. 2007. Temporal and spatial variation of phytoplankton pigments in the western part of Ria Formosa lagoon, Southern Portugal. Environ. Forensics 8: 205-220.
107. Pranovi, F., G. Franceschini, M. Casale, M. Zuchetta, P. Torricelli, and O. Giovanardi. 2006. An ecological imbalance induced by a non-native species: The Manila clam in the Venice lagoon. Biol. Invasions 8: 595-609.
108. Prins, T. C., A. C. Smaal, and R. F. Dame. 1998. A review of the feedbacks between bivalve grazing and ecosystem processes. Aquat. Ecol. 31: 349-359.
109. Raabe, T. and K. H. Wiltshire. 2009. Quality control and analyses of the long-term nutrient data from Helgoland Roads, North Sea. J. Sea Res. 61: 3-16.
110. Relvas, P., E. C. Barton, J. Dubert, P. B. Oliveira, Á. Peliz, J. C. B. da Silva, and A. M. P. Santos. 2007. Physical oceanography of the western Iberia ecosystem: Latest views and challenges. Prog. Oceanogr. 74: 149-173.
111. Relvas, P. and J. Luis. Importance of the mesoscale in the decadal changes observed in the northern Canary upwelling system. Geophys. Res. Lett. 36, L22601. doi: 10.1029/2009-1040504.
112. Ribeiro, J., C. C. Monteiro, P. Monteiro, L. Bentes, R. Coelho, J. M. S. Gonçalves, P. G. Lino, and K. Erzini. 2008. Long-term changes in fish communities of the Ria Formosa coastal lagoon (southern Portugal) based on two studies made 20 years apart. Estuar. Coastal Shelf Sci. 76: 57-68.
113. Rodó, X., E. Baert and F. A. Comin. 1997. Variations in seasonal rainfall in southern Europe during the present century: Relationships with the North Atlantic Oscillation and the El Niño-Southern Oscillation. Climate Dynamics 13: 275-284.
114. Salles, P., 2001. Hydrodynamic controls on multiple tidal inlet persistence. Ph.D. Thesis, Massachusetts Institute of Technology/Woods Hole Oceanographic Institution, Cambridge, Massachusetts.
115. Salles, P., G. Voulgaris, and D. G. Aubrey. 2005. Contribution of nonlinear mechanisms in the persistence of multiple tidal inlet systems. Estuar. Coastal Shelf Sci. 65: 475-491.
116. Santos, R., J. Silva, A. Alexandre, N. Navarro, C. Barrón, and C. Duarte. 2004. Ecosystem metabolism and carbon fluxes of a tidally-dominated coastal lagoon. Estuaries 27: 977-985.
117. Serpa, D., M. Falcão, P. Duarte, L. Cancela da Fonseca, and C. Vale. 2007. Evaluation of ammonium and phosphate release from intertidal and subtidal sediments of a shallow coastal lagoon (Ria Formosa, Portugal):A modelling approach. Biogeochemistry 82: 291-304.
118. Serpa, D., D. Jesus, M. Falcão, and L. Cancela da Fonseca. 2005. Ria Formosa ecosystem: Socio-economic approach. Relat. Cient. Téc. IPIMAR, Série digital, no. 28.
119. Silva, E.de S. and M. E. Assis. 1970. Pigments and predominant plankton in sea water samples of “Ria de Faro-Olhão” from May 1967 to May 1968. Notas e Estudos Inst. Biol. Marit. no. 38, Instituto de Biologia Maritima, Lisboa, Protugal.
120. Smetacek, V. and J. E. Cloern. 2008. On phytoplankton trends. Science 319: 1346-1348.
121. Sprung, M. 1994. High larval abundances in the Ria Formosa (Southern Portugal): Methodological or local effect? J. Plankton Res. 16: 151-160.
122. Sprung, M., H. Asmus, and R. Asmus. 2001. Energy flow in benthic assemblages of tidal basins: Ria Formosa (Portugal) and Sylt-Romo Bay (North Sea) compared. Pp. 237-254, In: K. Reise (ed.), Ecological comparisons of sedimentary shores. Ecological Studies, Volume 151. Berlin: Springer-Verlag.
123. Stigter, T. Y., A. M. M. C. Dill, L. Ribeiro, and E. Reis. 2006. Impact of the shift from groundwater to surface water irrigation on aquifer dynamics and hydrochemistry in a semi-arid region in the south of Portugal. Agricult. Water Manage. 85: 121-132.
124. Strayer, D. L., M. Pace, N. F. Caraco, J. J. Cole, and S. E. G. Findlay. 2008. Hydrology and grazing jointly control a large-river food web. Ecology 89: 12-18.
125. Tang, E. P. Y. 1995. The allometry of algal growth rates. J. Plankton Res. 17: 1325-1335.
126. Tett, P., L. Gilpin, H. Svendsen, C. P. Erlandsson, U. Larsson, S. Kratzer, E. Fouilland, C. Janzen, J.-Y. Lee, C. Grenz, A. Newton, J. G. Ferreira, T. Fernandes, and S. Scory. 2003. Eutrophication and some European waters of restricted exchange. Continent. Shelf Res. 23: 1635-1671.
127. Thiele-Gliesche, D. 1992. Zur Ökologie pelagischer Ciliaten in der subtropischen Lagune “Ria Formosa” (Südkuste Portugal). Ph.D. Thesis, Christian-Albrechts Universität, Kiel, Germany.
128. Tweedley, J. R., E. L. Jackson, and M. J. Attrill. 2008. Zostera marina seagrass beds enhance the attachment of the invasive alga Sargassum muticum in soft sediments. Mar. Ecol. Prog. Ser. 354: 305-309.
129. Underwood, G. C. and J. Kromkamp. 1999. Primary production by phytoplankton and microphytobenthos in estuaries. Adv. Ecol. Res. 29: 93-153.
130. van Beusekom, J. E. E., M. Loebl, and P. Martens. 2009. Distant riverine nutrient supply and local temperature drive the long-term phytoplankton development in a temperate coastal basin. J. Sea Res. 61: 26-33.
131. Viaroli, P., G. Giordani, J. Martinez, Y. Collos, and J. M. Zaldivar. 2005. Ecosystem alteration and pollution in southern European coastal lagoon. Chem. Ecol. 21: 413-414.
132. Vila-Concejo, A., Ó. Ferreira, A. Matias, and J. A. Dias. 2003. The first two years of an inlet: Sedimentary dynamics. Continent. Shelf Res. 23: 1425-1445.
133. Vila-Concejo, A., A. Matias, Ó. Ferreira, C. Duarte, and J. A. Dias. 2002. Recent evolution of the natural inlets of a barrier island system in Southern Portugal. Proceedings of International Coastal Symposium, Templepatrick, Northern Ireland. J. Coastal Res. SI (36): 741-752.
134. Ziegler, S. and R. Benner. 1999. Dissolved organic carbon cycling in a subtropical seagrass-dominated lagoon. Mar. Ecol. Prog. Ser. 180: 149-160.