Romero C., Serra A., Martí E., Puig M.A. & Sabater F.  Results from the shading experiment (WP2) in Spanish sites.  REFRESH anual meeting. Aberdeen (UK) 2011 (4-7 abril)
Romano, C., Voight, J,R. & Martin, D.  First data on the ecology of three new species of Xylophaga (Mollusca, Bivalvia) from a NW Mediterranean deep sea canyon found in experimentally sunken wood. 46th EMBS. 12-16 September, Rovinj, Croatia. Ruđer Bošković Institute, Center for Marine Research. 12-16 September
Ballen-Segura, M A; Felip, M; Catalan, J Single cell analysis of phagotrophy in mixotrophic protists: pros and cons of alternative methods. VII Symposium for European Freshwater Sciences. Girona. June 27-July 1, 2011.
Caraballo, T; Catalan, J.  Coloniality vs unicellularity in phytoplankton: an analysis of the functional trades-offs. VII Symposium for European Freshwater Sciences. Girona. June 27-July 1, 2011.
Farres, R; Felip, M; Camarero, L; Catalan, J. Multiannual changes of lake microplankton assemblages in a high mountain lake: linking climate variability and fluctuations in community composition. VII Symposium for European Freshwater Sciences. Girona. June 27-July 1, 2011.
Rivera-Rondón, C.A., Catalan, J. Diatom-based reconstruction of Late Glacial and Early Holocene lacustrine environment of Burg Lake (Pyrenees). 5th International Limnogeological Congress.   Konstanz (Germany). August 31-September 3, 2011
Buchaca T., Pueyo JJ., Cañellas-Boltà N., Margalef O., Sáez A., Giralt S. and Catalan J. Lake ecosystem responses to Late Quaternary environmental change in the SE Pacific from sedimentary pigment and isotopic geochemical data of Raraku Lake (Easter Island, 27ºS). 5th International Limnogeological Congress.   Konstanz (Germany). August 31-September 3, 2011
Seriñà, V., Chappuis, E.M., Martí, E., Ballesteros, E., Gacia, E. Patterns of variability of δ13C and δ15N in freshwater macrophytes from stagnant waters of Catalonia  Simposium of European Freshwater Sciences (SEFS) Girona.   June 27 to July 1, 2011.
Sala M., Butturini A., Camarero L., Boix M. Quantitative and qualitative dissolved organic matter (DOM) changes during snowmelt and stormflows in a high mountain catchment VII Symposium for European Freshwater Sciences. Girona.
 Puig M.A., Ventura M., Landeira A., Ubero-Pascal N., Fochetti R., Camarero L. Multiannual changes of lake microplankton assemblages in a high mountain lake: linking climate variability and fluctuations in community composition VII Symposium for European Freshwater Sciences. Girona.
Guardiola, M., Frotscher, J. and Uriz, M.J. Invasive potential of the introduced sponge Paraleucilla magna in the Iberian mediterranean based on population Dynamics and genetic studies. Seventh International Conference on Marine Bioinvasions 25 August 2011
Guardiola M. & Uriz, M.J. Phylogeography and colonization pathway along the European Atlanto-Mediterranean coasts of the foreign calcareous sponge Paraleucilla magna. EMBS Rovinj sep-11
Serrano, E., COMA, R., Ribes M, Weitzmann B, García M, Ballesteros E. Expansion of an alien coral species in the NW Mediterranean: preliminary results. Seventh Conference on Marine Bioinvasions Barcelona. 01/08/2011
 Pascual M, Rius M, Ordóñez V, Turon X Tracking invasion histories in the sea using multilocus data and ABC methods TiBE2011 (Trends in Biodiversity and Evolution): “New Challenges in Conservation Genetics” Vairao, Portugal. 2011
 Ríos N, Wangensteen OS, Palacín C, Turon X, Pérez-Portela R Diversidad y estructura genética del erizo de mar Arbacia lixula (Linnaeus, 1758) en Europa  I Congreso Latinoamericano de Equinodermos Puerto Madyn, Patagonia, Argentina.2011
Buñay, D., Miró, A., Bonastre, M. & M. Ventura Role of Gammarus lacustris (Crustacea : Amphipoda) on plankton community structure in an alpine shallow lake (Llarg d’Engors, Eastern Pyrenees) 7th Congress of the Freshwater European Society (SEFS) Girona, Spain.
Seriñá, V., E. Chappuis, E. Martí, E. Ballesteros, and E. Gacia. Patterns of variability of δ13C and δ15N in aquatic macrophytes in freshwater bodies of Catalonia (NE Spain). 7th Symposium for European Freshwater Sciences.  Girona, Spain.
Romero, C. A. Serra, E. Martí, M.A. Puig. Influence of riparian canopy cover on stream water temperature and benthic macroinvertebare communities.  7th Symposium for European Freshwater Sciences Girona, Spain.
Ballesteros, E. ,  I. Saez, E. Cebrian y F. Tomas “Recovery of invasive and native macroalgae after being removed” Seventh International Conference on Marine Bioinvasions Barcelona. 01/08/2011
Ballesteros, E. ,F. Tomas, E. Cebrian, A. Verges, Z. Kizilkaya y E. Sala  “Tropical fish in temperate systems: phase shifts in Eastern Mediterranean benthic communities” Seventh International Conference on Marine Bioinvasions Barcelona. 01/08/2011
Rivalta, O., and Gordoa, A. Tag and Recapture Study carried out in the Ebro river delta by the Catalan Association for Responsible Fishing: Summary of preliminary results. 6th. World Recreational Fishing Conference. August 2011
Restrepo-Ortiz CX, JC Auguet, EO Casamayor Specific distribution of the Thaumarchaeota Freshwater SAGMAGC-1 studied by qPCR and links with the nitrogen cycle. 12th Symposium on Aquatic Microbial Ecology, Warnemünde, Germany. 28 Aug-2 September 2011