ESPERANÇA GACIA PASSOLA
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Research Scientist Department of Aquatic Ecology Contact Address Phone: + (34) 972 336101
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MAIN RESEARCH INTERESTS
· Ecology and ecophysiology of macrophyte communities including freshwater and marine plants
· Particle transport and biogeochemical fluxes in seagrass meadows
· Structure and dynamics of macrophyte communities in high mountain pyrenean lakes
PARTICIPATION IN CURRENT PROJECTS
Multidisciplinary research consortium on gradual and abrupt climate changes, and their impacts on the environment (GRACCIE). Ref. CSD2007-00067. 2007-2013.
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Influencia de la concentraci ón de nitrógeno sobre la dinámica del nitrógeno en ríos. Contraste entre las fuentes y los procesos biogeoquímicos asociados al amonio y al nitrato ISONEF). 2009-2011.
PUBLICATIONS
· Gacia, E., D. Costalago, P. Prado, D. Piorno, F. Tomas 2009. Mesograzers in Posidonia oceanica meadows: an update of data on gastropod -epiphyte- seagrass interactions. Bot. Mar. 52: 84-93
· Sánchez-Lizaso, J.L., Romero, J., Ruiz, J.M., Gacia, E., Buceta, J.L., Invers, O., Fernández Torquemada, Y., Mas, J., Ruiz-Mateo, A., Manzanera, M. 2007. Salinity tolerance of the Mediterranean seagrass Posidonia oceanica: recommendations to minimise the impact of brine discharges from desalination plants. Desalination 221 (1-3): 602- 607.
· Gacia, E., Invers, O., Ballesteros, E., Manzanera, M., Romero, J. 2007. The impact of the brine from a desalination plant on a shallow seagrass (Posidonia oceanica) meadow. Estuar. Coast. Shelf Sciences
· Gacia, E., Satta, P. Martín, D. 2007. Low Crested Coastal Defense systems (LCS) in the Catalan coast of the Mediterranean: how they compare with natural rocky shores. Scientia Marina
· Marbà, N. , Holmer, M. Gacia, E., Barrón, C. 2006. Seagrass beds and coastal biogeochemistry In. Seagrass Biology, by A.W.D. Larkum, R. Orth and C.M. Duarte (eds.), Springer, Netherlands, pp. 133-155.
· Gacia, E. Kennedy, H., Duarte, C.M., Terrados, J., Marbà, N., Papadimitriou, S. and M. Fortes. 2005. Light-dependence of the metabolic balance of a highly productive Philippine seagrass community. JEMBE 316: 55-64.
· Marbà, N., Holmer, M. Gacia, E. 2005. Seagrass beds and coastal biogeochemistry In. Seagrass Biology by Larkum, F. Orth and C. Duarte. Chapter 6, pp. 133-155.
· Marbà, N., M. A., Duarte, C. M., Díaz-Almela, E., Terrados, J., Martínez, R., Santiago, R., Gacia, E., Grau, T. 2005. Direct evidence of imbalanced seagrass (Posidonia oceanica) population dynamics in the Spanish Mediterranean. Estuaries 28(1):53-63.
· Moschella P.S., Abbiati M. , Åberg P., Airoldi L., Bacchiocchi F., Bulleri F., Dinesen G.E., Frost M., Gacia E., Granhag L., Jonsson P. R., Satta M.P., Sundelöf A., Thompson R.C., Hawkins S.J. 2005. Low Crested Coastal Defence Structures as artificial habitats for marine life: what lives where and why? Coastal Engineering.
· Kennedy, H., Gacia, E., Kennedy, D. P., Papadimitriou, S. and C. M. Duarte. 2004. Organic carbon sources to SE Asian coastal sediments. Estuar. Coast. Shelf Science 60 (1): 59-68.
· Gacia, E., Duarte, CM., Marbà, N., Terrados, J., Kennedy, H., Fortes, MD. and T. Nguyen Huang. 2003. Sediment deposition and production in SE-Asia seagrass meadows. Estuar. Coast. Shelf Science 56: 909-919.
· Gacia, E., Duarte, CM. and JJ. Middelburg. 2002. Carbon and nutrient deposition in a Mediterranean seagrass (Posidonia oceanica) meadow. Limnol. Oceanogr. 47: 23-32.
· Marbà, N. , Hemminga, MA., Mateo, MA., Duarte, CM., Mass, YEM., Terrados, J., Gacia, E. 2002. Carbon and nitrogen translocation between seagrass ramets. Mar. Ecol. Prog. Ser. 226: 287-300.
· Gacia, E. and Duarte, CM. 2001. Elucidating sediment retention by seagrasses: sediment deposition and resuspension in a Mediterranean (Posidonia oceanica) meadow. Estuar. Coast. Shelf Science. 52: 505-514.
· Granata, TC., T. Serra, J. Colomer, X. Casamitjana, JK. Petersen, CM. Duarte and E. Gacia. 2001. Flow and particle distributions in a nearshore seagrass meadow before and after a storm. Mar. Ecol. Prog. Ser. 218:95-106
· Gacia, E., Granata, T. & Duarte, CM. 1999. An approach to the measurement of particle flux and sediment retention within seagrass (Posidonia oceanica) meadows. Aquat. Bot. 65: 255-268.
· Gacia, E. 1999. Leaf dynamics and primary production of Thalassia testudinum in the Indian River Lagoon (Florida). Bot. Mar. 42: 97-102.
· Gacia, E., MM. Littler and Littler, DS. 1999. An experimental test of the capacity of food web interactions (Fish-epiphytes-seagrass) to alleviate the consequences of eutrophication on seagrass communities. Estuar. Coast. Shelf Science 48: 757-766.
· Terrados, J., Duarte, CM., Kamp-Nielsen, L., Agawin, NSR., Gacia, E., Lacap, D., Fortes, MD., Borum, J., Lubanski, M., and Greve,T. 1999. Are seagrass growth and survival constrained by the reducing conditions of the sediment?. Aquat. Bot. 65: 123-139.
· Gacia, E., MM. Littler & DS. Littler. 1996. The Relationships between Morphology and Photosynthetic Parameters within the Polymorphic Genus Caulerpa. Journ. Exp. Mar. Biol. Ecol. 204: 209-224.
· Gacia, E., C. Rodríguez-Prieto, O. Delgado and E. Ballesteros. 1996. Seasonal light and temperature response of Caulerpa taxifolia (Vahl) C. Agardh (Bryopsidales, Chlorophyceae) from the northwestern Mediterranean. Aquat. Bot. 53:215-225.
· Delgado, O., Rodríguez-Prieto, C., Gacia, E. and E. Ballesteros. 1996. Lack of severe nutrient limitation of Caulerpa taxifolia (Vahl) C. Agardh, an Introduced Seaweed Spreading over the Oligotrophic Northwestern Mediterranean. Bot. Mar. 39: 61-67.
Freshwater Ecology
· Gacia E., E. M. Chappuis, A. Lumbreras, J. L. Riera and E. Ballesteros. 2009. Functional diversity of macrophyte communities within and between Pyrenean Lakes. Journal of Limnology 68(1): 25-36.
· Serra, T., Colomer, J., Gacia, E., Soler, M. and Casamitjana, X. 2002. Effects of a turbid hydrothermal plume on the sedimentation rates in a karstic lake. Geophysical Research Lett. 29(21): 2029.
· Gacia, E. and Ballesteros, E. 1996. The effect of increased water level on Isoetes lacustris L. in Lake Baciver, Spain. Journ. Aquat. Pl. Maneg. 34:57-59.
· Gacia, E. and E. Ballesteros. 1994. Production of Isoetes lacustris in a Pyrenean lake: seasonality and ecological factors involved in the growing period". Aquat. Bot. 48: 77-89.
· Catalán, J., Camarero, Ll., Gacia, E., Ballesteros, E. and Felip, M. 1994. Nitrogen in the Pyrenean Lakes. Hydrobiol. 274:17-29.
· Gacia, E., E. Ballesteros, Ll. Camarero, O. Delgado, A. Palau, J. Ll. Riera and J. Catalan. 1994. Macrophytes from the Easter Pyrenean lakes: composition and ordination in relation to environmental factors. Freshw. Biol. 32, 73-81.
· Catalán, J., Ballesteros, E., Gacia, E., Palau, A. & Camarero, Ll. 1993. Chemical composition of disturbed and undisturbed high-mountain lakes in the Pyrenees: a reference for acidified sites. Wat. Res. 27(1): 133-141.
· Gacia, E. and Ballesteros, E. 1993. Diel acid fluctuations in pyrenean Isoetes species: The effects of seasonality and emersion. Arch. Hydrobiol. 128(2): 187-196.
· Gacia, E. and Ballesteros, E. 1993. Population and individual variability of Isoetes lacustris L. with depth in a Pyrenean Lake. Aquat. Bot., 46 (1993) 35-47.
· Gacia, E. & Ballesteros, E. 1991. Two methods to estimate leaf production in Isoetes lacustris L.: A critical assessment. Verh. Internat. Verein. Limnol. 24: 2714-2716.
· Gacia, E. & Peñuelas, J. 1991. Carbon Assimilation of Isoetes lacustris from Pyrenean Lakes. Photosynthetica, 25: 97-104.
· Nielsen, S.L., Gacia, E. & Sand Jensen, K. 1991. Land Plants of amphibious Littorella uniflora (L.) Aschers, maintain utilization of CO2 from the sediment. Oecologia, 88: 258-262.
Centre d'Estudis Avançats de Blanes
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