I. de Castro, S. C. Ribeiro, A. Louvado, N. Gomes, M. Cachão, P. Borges, E. Brito de Azevedo, J. Barcelos e Ramos, 2025, Influence of inorganic nutrientes on a North Atlantic community’s response to ocean alkalinity enhancement. Oceans 6(4). https://doi.org/10.3389/fmars.2025.1602158. 10.3390/oceans.6040065

 

G. Martins, J. Herrero, C. Canella, S. Ávila, A. Prestes, J. Barcelos e Ramos, J. Hall-Spencer, J. Faria, 2025, Mollusc epifaunal assemblages are simplified due to habitat shifts under ocean acidification. Estuarine, Coastal and Shelf Science 323. 109422. https://doi.org/10.1016/j.ecss.2025.109422. 10.1016/j.ecss.2025.109422

 

I. de Castro, S. C. Ribeiro, A. Louvado, N. Gomes, M. Cachão, E. Brito de Azevedo, J. Barcelos e Ramos, 2025, Ocean liming effect on a North Atlantic microbial community: changes in composition and rates. Frontiers in Marine Science 12. https://doi.org/10.3389/fmars.2025.1602158. 10.3389/fmars.2025.1602158

 

S. Macaulay, E. Jeppesen, U. Riebesell, J. Nejstgaard, S. Berger, A. Lewandowska, A. Rico, … J. Barcelos e Ramos et al. 2025 Addressing grand ecological challenges in aquatic ecosystems: how can mesocosms be used to advance solutions? Oikos. https://doi.org/10.1111/oik.11020. 10.1111/oik.11020

 

I. de Castro, S. C. Ribeiro, V. Oliveira, F. J. R. C. Coelho, Francisco, M. L. Dapkevicius, E. B. Azevedo and J. Barcelos e Ramos, 2023, Brachybacterium atlanticum sp. nov., a novel marine bacterium isolated from the Atlantic Ocean, International Journal of Systematic and Evolutionary Microbiology, 73. 10.1099/ijsem.0.005959.

 

J. Barcelos e Ramos, S. C. Ribeiro, K. G. Schulz, F. J. R. C. Coelho, V. Oliveira, A. Cunha, N. C. M. Gomes, C. Brownlee, U. Passow and E. B. Azevedo, 2022, Emiliania huxleyi – Bacteria interactions under increasing CO2 concentrations, Microorganisms, 10 (12): 2461. DOI: 10.3390/microorganisms10122461. IF 4.9

 

M. Martins, M. Carreiro-Silva, G. M. Martins, J. Barcelos e Ramos, F. Viveiros, R. P. Couto, H. Parra, J. Monteiro, F. Gallo, C. Silva, A. Teodósio, K. Guilini, J. M. Hall-Spencer, F. Leitão, L. Chícharo and P. Range, 2020, Ervilia castanea (Mollusca, Bivalvia) populations adversely affected at CO2 seeps in the North Atlantic, Science of The Total Environment, 754: 142044. 10.1016/j.scitotenv.2020.142044. IF 10.15

 

M. Lebrato, D. Garbe-Schönberg, M. N. Müller, S. Blanco-Ameijeiras, R. A. Feely, L. Lorenzoni, J.-C. Molinero, K. Bremer, D. O. B. Jones, D. Iglesias-Rodriguez, D. Greeley, M. D. Lamare, A. Paulmier, M. Graco, J. Cartes,

 

J. Barcelos e Ramos, A. de Lara, R. Sanchez-Leal, P. Jimenez, F. E. Paparazzo, S. E. Hartman, U. Westernströer, M. Küter, R. Benavides, A. F. da Silva, S. Bell, C. Payne, S. Olafsdottir, K. Robinson, L. M. Jantunen, A. Korablev, R. J. Webster, E. M. Jones, O. Gilg, P. Bailly du Bois, J. Beldowski, C. Ashjian, N. D. Yahia, B. Twining, X.-G. Chen, L.-C. Tseng, J.-S. Hwang, H.-U. Dahms, and A. Oschlies, 2020, Global variability in seawater Mg:Ca and Sr:Ca ratios in the modern ocean, PNAS, 117 (36): 22281-22292. https://doi.org/10.1073/pnas.1918943117. IF 12.78

 

F. Gallo, K. G. Schulz, E. B. Azevedo, J. Madruga and J. Barcelos e Ramos, 2018, Responses of the diatom Asterionellopsis glacialis to increasing seawater CO2 concentrations and turbulence, MEPS, DOI: https://doi.org/10.3354/meps12450. IF 2.915

 

E. Sampaio, F. Gallo, K. G. Schulz, E. B. Azevedo and J. Barcelos e Ramos, 2017, Phytoplankton interactions can alter species response to present and future CO2 concentrations, MEPS, 575: 31–42. IF 2.915

 

J. Barcelos e Ramos, K. G. Schulz, Maren Voss, A. Narciso, M. N. Müller, F. V. Reis, M. Cachão and E. B. Azevedo, 2017, Nutrient-specific responses of a phytoplankton community: A case study of the North Atlantic Gyre, Azores, Journal of Plankton Research, DOI: 10.1093/plankt/fbx025. IF 2.933

 

F. Gallo, C. Rodrigues, A. Borba, J. Barcelos e Ramos, E. B. Azevedo and J. Madruga, 2016, Growth and chemical composition of hydroponically cultivated Lactuca sativa using phytoplankton extract, International Journal of Agronomy and Agricultural Research (IJAAR), 8: 125 - 134.

 

A. Narciso, F. Gallo, A. S. Valente, A. Cachão, L. Cros, E. B. Azevedo and J. Barcelos e Ramos, 2016, Seasonal and interannual variations in coccolithophores abundance off Terceira Island, Azores (Central North Atlantic), Continental Shelf Research, 117: 43 - 56.

 

M. N. Müller, J. Barcelos e Ramos, K. G. Schulz, U. Riebesell, J. Kazmierczak, F. Gallo, L. Mackinder, Y. Li, P. N. Nesterenko, T. W. Trull, and G. M. Hallegraeff, 2015, Phytoplankton calcification as an effective mechanism to alleviate cellular calcium poisoning, Biogeosciences, 12: 6493–6501.

 

J. Barcelos e Ramos, K. G. Schulz, C. Brownlee, S. Sett and E. B. Azevedo, 2014, Effects of increasing seawater carbon dioxide concentrations on chain formation of the diatom Asterionellopsis glacialis, PloS One, 9(3): e90749. doi:10.1371/journal.pone.0090749.

 

Eggers, S. J., A. M. Lewandowska, J. Barcelos e Ramos, S. Blanco-Ameijeiras, F. Gallo and B. Matthiessen, 2014, Community composition has greater impact on the functioning of marine phytoplankton communities, Global Change Biology. doi: 10.111/gcb.12421.

 

Müller M., M. Lebrato, U. Riebesell, J. Barcelos e Ramos, K. G. Schulz, S. Blanco-Ameijeiras, S. Sett, A. Eisenhauer and H. M. Stoll, 2014, Influence of temperature and CO2 on the strontium and magnesium composition of coccolithophore calcite, Biogeosciences, 11: 1065-1075.

 

Barcelos e Ramos, J., M. G. Schulz, S. Febiri and U. Riebesell, 2012, Photoacclimation to abrupt changes in light intensity by Phaeodactylum tricornutum and Emiliania huxleyi: the role of calcification, Marine Ecology Progress Series, 452: 11-26.

 

Barcelos e Ramos, J., M. N. Müller and U. Riebesell, 2010, Short-term response of the coccolithophore Emiliania huxleyi to abrupt changes in seawater carbon dioxide concentrations, Biogeosciences, 7: 177-186.

 

Czerny, J., J. Barcelos e Ramos and U. Riebesell, 2009, Influence of elevated CO2 concentrations on cell division and nitrogen fixation rates in the bloom forming cyanobacterium Nodularia spumigena, Biogeosciences, 6, 1865-1875.

 

Schulz, K. G., J. Barcelos e Ramos, R. E. Zeebe and U. Riebesell, 2009, CO2 perturbation experiments: similarities and differences between dissolved inorganic carbon and total alkalinity manipulations, Biogeosciences, 6, 2145-2153.

 

Barcelos e Ramos, J., H. Biswas, K. G. Schulz, J. LaRoche, and U. Riebesell, 2007, Effect of rising atmospheric carbon dioxide on the marine nitrogen fixer Trichodesmium, Joana Barcelos e Ramos Global Biogeochem. Cycles, 21, GB2028, doi:10.1029/2006GB002898.

 

Bidle, K. D., L. Haramaty, J. Barcelos e Ramos and P. G. Falkowski, 2007, Viral activation and recruitment of metacaspases in the unicellular coccolithophorid, Emiliania Huxleyi,. Proc. Natl. Acad. Sct. USA 104:6049-6054.