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Ricardo Ramalho

/Ricardo Ramalho

Ricardo Ramalho

FCT Investigator IDL/FCUL
FCUL, office C6.2.64

PhD in Earth Sciences, University of Bristol (UK), 2010
MSc in Dynamic Geology, Faculdade de Ciências da Universidade de Lisboa
Licenciate Degree in Geology, Faculdade de Ciências da Universidade de Lisboa

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Main peer-reviewed publications

1. Ricchi, A., Quartau, R., Ramalho, R.S., Romagnoli, C., Casalbore, D., da Cruz, J.V., Fradique, C. and Vinhas, A., (2018). Marine terrace development on reefless volcanic islands: New insights from high-resolution marine geophysical data offshore Santa Maria Island (Azores Archipelago). Marine Geology, 406, 42–56.

2. Quartau, R., Trenhaile, A.S., Ramalho, R.S., Mitchell, N.C. (2018) The role of subsidence in shelf widening around ocean island volcanoes: Insights from observed morphology and modeling. Earth and Planetary Science Letters, 498, 408–417.

3. Uchman, A., Torres, P., Johnson, M.E., Berning, B., Ramalho, R.S., Rebelo, A.C., Melo, C.S., Baptista, L., Madeira, P., Cordeiro, R., Ávila, S.P. (2018). Feeding traces of recent ray fish and occurrences of the trace fossil Piscichnus waitemata from the Pliocene of Santa Maria Island, Azores (Northeast Atlantic). Palaios, 33, 361–375.

4. Johnson, M.E., Baarli, B.G., Cachão, M., Mayoral, E., Ramalho, R.S., Santos, A. and da Silva, C.M. (2018) On the rise and fall of oceanic islands: Towards a global theory following the pioneering studies of Charles Darwin and James Dwight Dana. Earth-Science Reviews, 180, 17–36.

5. Melo, C., Ramalho, R.S., Quartau, R, Hipólito, A., Gil, A. Borges, P.A., Cardigos, F., Ávila, S.P., Madeira, J., Gaspar, J.L. (2018) Genesis and morphological evolution of coastal talus-platforms (fajãs) with lagoons: the case study of the newly-formed Fajã dos Milagres (Corvo Island, Azores). Geomorphology, 310, 138–152.

6. Spieker, K., Rondenay, S., Ramalho, R.S., Thomas, C., Helffrich, G. (2018) Fine-scale crustal structure of the Azores Islands from teleseismic receiver functions. Geophysics Journal International, 213, 824–835.

7. Quartau, R., Ramalho, R.S., Madeira, J., Santos, R., Rodrigues, A., Roque, C., Carrara, G., Brum da Silveira, A. (2018) Gravitational, erosional and sedimentary processes on volcanic ocean islands: Insights from the submarine morphology of Madeira archipelago. Earth Planetary Science Letters, 482, 288–299.

8. Paris, R., Ramalho, R.S., Madeira, J., Ávila, S., May, S.M., Rixhon, G., Engel, M., Brückner, H., Herzog, M., Schubkraft, G., Perez-Torrado, F.J., Rodriguez-Gonzalez, A., Carracedo, J.C., and Giachetti, T., (2018) Megatsunami conglomerates and flank collapses of ocean island volcanoes. Marine Geology, 395, 168–187. – Invited Review Paper

9. Uchman, A., Quintino, V., Rodrigues, A., Johnson, M.E., Melo, C., Cordeiro, R., Ramalho, R.S., Ávila, S. (2017). The trace fossil Diopatrichnus santamariensis nov. isp. – a shell armored tube from Pliocene sediments of Santa Maria Island, Azores (NE Atlantic Ocean). Geobios, in press.

10. Mata, J., Martins, S., Mattielli, N., Madeira, J., Faria, B., Ramalho, R.S., Silva, P., Moreira, M., Caldeira, R., Rodrigues, J. and Martins, L., (2017) Corrigendum to “The 2014–15 eruption and the short-term geochemical evolution of the Fogo volcano (Cape Verde): Evidence for small-scale mantle heterogeneity”[Lithos 288–289 (2017) 91–107]. Lithos

11. Mata, J., Martins, S., Mattielli, N., Madeira, J., Faria, B., Silva, P., Moreira, M., Caldeira, R., Moreira, M., Ramalho, R.S., Rodrigues, J., Martins, L. (2017) The 2014–15 eruption and the short-term geochemical evolution of the Fogo volcano (Cape Verde): evidence for small-scale mantle heterogeneity. Lithos, 288–289, 91–107.

12. Ramalho, R.S., Helffrich, G., Madeira, J., Cosca, M., Thomas, C., Quartau, R., Hipólito, A., Rovere, A., Hearty, P.J., Ávila, S.P. (2017) The emergence and evolution of Santa Maria Island (Azores) – the conundrum of uplifted islands revisited. Geological Society of America Bulletin, 129(3-4), 372–391.

13. Berndt, T., Ramalho, R.S., Valdez-Grijalva, M., Muxworthy, A. (2017) Paleomagnetic field reconstruction from mixtures of titanomagnetites. Earth and Planetary Science Letters, 465, 70–81.

14. Johnson, M.E., Uchman, A., Costa, P.J.M., Ramalho, R.S., Ávila, S. (2017) Intense hurricane transports sand onshore: Example from the Pliocene Malbusca section on Santa Maria Island (Azores, Portugal). Marine Geology, 385, 244–249.

15. Johnson, M.E., Baarli, B.G., Silva, C.M. da, Cachão, M., Ramalho, R.S., Santos, A., Mayoral, E.J., 2016. Recent rhodolith deposits stranded on the windward shores of Maio (Cape Verde Islands): Historical resource for the local economy. Journal of Coastal Research, 32, 735–743.

16. Rebelo, A.C., Rasser, M., Kroh, A., Johnson, M.E., Melo, C., Ramalho, R.S., Uchman, A., Zanon, V., Silva. L., Neto, A., Berning, B., Cachão, M., Ávila, S. (2016) Rocking around a volcanic island shelf: neogene rhodolith beds from Malbusca, Santa Maria Island (Azores, NE Atlantic). Facies 62:22.

17. Uchman, A., Johnson, M., Rebelo, A., Melo, C., Cordeiro, R., Ramalho, R.S., Ávila, S. (2016) Vertically-oriented trace fossil Macaronichnus segregatis from Neogene of Santa Maria Island (Azores, NE Atlantic) records a specific palaeohydrological regime on a small oceanic island. Geobios 49, 229–241.

18. Ramalho, R.S., Winckler, G., Madeira, J., Helffrich, G., Schaefer, J., Hipólito, A., Quartau, R., Adena, K. (2015). Hazard potential of volcanic flank collapses raised by new megatsunami evidence. Science Advances, 1:e1500456.

19. Ávila, S., Cachão, M., Ramalho, R.S., Botelho, A., Madeira, P., Rebelo, A., Cordeiro, R., Melo, C., Hipólito, A., Ventura, M., Lipps, J. (2015) The palaeontological heritage of Santa Maria Island (Azores: NE Atlantic): a re-evaluation of geosites in GeoPark Azores and their use in geotourism. Geoheritage 148, 1–17.

20. Eisele, S., Freundt, A., Kutterolf, S., Ramalho, R.S., Kwasnitschka, T., Wang, K., Hemming, S. R. (2015) Stratigraphy of the Pleistocene, phonolitic Cão Grande Formation on Santo Antão, Cape Verde. Journal of Volcanology and Geothermal Research. 301, 204–220.

21. Santos, A, Mayoral, E., Dumont, C. P., da Silva, C.M., Ávila, S., Johnson, M., Baarli, G., Cachão, M., Johnson, M., Ramalho, R.S. (2015) Role of environmental change in rock-boring echinoid trace fossils. Palaeogeography, Palaeoclimatology, Palaeoecology, 432, 1–14.

22. Ávila, S., Ramalho, R.S., Habbermann, J., Quartau, R., Kroh, A., Meireles, R., Berning, B., Kirby, M., Zanon, V., Goss, A., Rebelo, A, Melo, C., Madeira, P., Cordeiro, R., Bagaço, L., Marques da Silva, C., Cachão, M., Madeira, J. (2015) Palaeoecology, taphonomy, and preservation of an Upper Miocene shell bed (coquina) from a volcanic oceanic island (Santa Maria Island, Azores). Palaeogeography, Palaeoclimatology, Palaeoecology, 430, 57–73.

23. Ramalho, R.S., Brum da Silveira, A., Fonseca, P., Madeira, J. Cosca, M., Cachão, M., Fonseca, M., Prada, S. (2015) The emergence of volcanic oceanic islands on a slow-moving plate: the example of Madeira Island, NE Atlantic. Geochemistry, Geophysics, Geosystems. 16, 522–537.

24. Ávila, S., Melo, C., Silva, L., Ramalho, R.S., Quartau, R., Hipólito, A., Cordeiro, R., Madeira, P. Rebelo, A., Rovere, A., Hearty, P., Henriques, D., da Silva, C. M., de Frias Martins, A., Zazo, C., Hillaire- Marcel, C. (2015) A review of the MIS 5e highstand deposits from Santa Maria Island (Azores, NE Atlantic): palaeobiodiversity, palaeoecology and palaeobiogeography. Quaternary Science Reviews 114, 126– 148.

25. Johnson, M., Ramalho, R.S., Baarli, G., Cachão, M., da Silva, C.M., Mayoral, E., Santos, A. (2014) Miocene-Pliocene rocky shores on São Nicolau (Cape Verde Islands): Contrasting windward and leeward biotas on a volcanically active oceanic island. Palaeogeography, Palaeoclimatology, Palaeoecology, 395, 131–143.

26. Ramalho, R.S., Quartau, R., Trenhaile, A., Mitchell, N., Woodroffe, C., Ávila, S. (2013) Coastal evolution on volcanic oceanic islands: a complex interplay between volcanism, erosion, sedimentation, sea-level change and biogenic production. Earth-Science Reviews, 127, 140–170.

27. Meireles, R., Quartau, R., Ramalho, R.S., Rebelo, A, Madeira, J., Zanon, V., Ávila, S. (2013) Depositional processes on oceanic island shelves – evidence from storm-generated Neogene deposits from the mid-North Atlantic. Sedimentology 60, 1769–1785.

28. Mayoral, E., Ledesma-Vásquez, J., Baarli, G., Santos, A., Ramalho, R.S., Cachão, M., da Silva, C.M., Johnson, M. (2013) Ichnology in oceanic islands, case studies from the Cape Verde Archipelago. Palaeogeography, Palaeoclimatology, Palaeoecology, 381–382, 47–66.

29. Johnson, M., Baarli, G., da Silva, C.M., Cachão, M., Ramalho, R.S., Ledesma-Vásquez, J., Mayoral, E. (2013) Coastal dunes with high content of rhodolith (coralline red algae) bioclasts: Pleistocene formations on Maio and São Nicolau in the Cape Verde Archipelago. Aeolian Research 8, 1–9.

30. Ávila, S., Ramalho, R.S., Vullo, R. (2012) Systematics, palaeoecology and palaeobiogeography of the neogene fossil sharks from the Azores (Northeast Atlantic). Annals de Paléontology, 98, 167–189.

31. Johnson, M., Baarli, G., Cachão, M., da Silva, C.M., Ledesma-Vásquez, J., Mayoral, E., Ramalho, R.S., Santos, A. (2012) Rhodoliths, uniformitarianism, and Darwin: Pleistocene and Recent carbonate deposits in the Cape Verde and Canary Archipelagos. Palaeogeography, Palaeoclimatology, Palaeoecology, 329–330, 83-100.

32. Ramalho, R.S., Helffrich, G., Cosca, M., Vance, D., Hoffmann, D., Schmidt, D.N. (2010) Episodic swell growth inferred from variable uplift of the Cape Verde hot spot islands. Nature Geoscience, 3, 774–777.

33. Ramalho, R.S., Helffrich, G., Cosca, M., Vance, D., Hoffmann, D., Schmidt, D.N. (2010) Vertical movements of ocean island volcanoes: insights from a stationary plate. Marine Geology, 275, 84–95.

34. Madeira, J., Mata, J., Mourão, C., Brum da Silveira, A., Martins, S., Ramalho, R.S., Hoffmann, D. (2010) Volcano-stratigraphic and structural evolution of Brava Island (Cape Verde) from 40Ar/39Ar, U/Th and field constraints. Journal of Volcanology and Geothermal Research, 196, 219–235.

35. Ramalho, R.S., Helffrich, G., Schmidt, D.N., Vance, D. (2010) Tracers of uplift and subsidence in the Cape Verde Archipelago. Journal of the Geological Society London, 167, 519–538.

36. Ramalho, R.S., Madeira, J., Fonseca, P., Brum da Silveira, A., Prada, S., Rodrigues, C. (2005). Tectonics of Ponta de São Lourenço, Madeira Island. Cuadernos Xeológicos de Laxe 30, 223–234.


1.     Ramalho, R.S. (2011) Building the Cape Verde Islands. Springer. 1st Edition. 262 p.

Book chapters:

2.     Johnson, M., Baarli, G., Cachão, M., Mayoral, E., Ramalho, R.S., Santos, A., Marques da Silva, C. (accepted) On the rise and fall of oceanic islands: Towards a global theory following from the pioneering studies of Charles Darwin and James Dwight Dana, in Talent, J. (Ed.) Earth and Life. Springer-Verlag, Berlin, special volume.

3.     Johnson, M., Ledesma-Vasquez, J., Ramalho, R.S., Marques da Silva, C., Rebelo, A., Santos, A., Baarli, G., Mayoral, E., Cachão, M. (in press) Taphonomic Range of Modern and Fossil Rhodolith Beds: Macaronesian Realm (North Atlantic Ocean), in Riosmena-Rodriquez, R., Kendrick, G., & Aguirre, J. (Eds.), Rhodolith/maerl Beds: A Global Perspective. Springer-Verlag, Berlin, special volume.

4.     Ávila, S., Ramalho, R.S., Habbermann, J., Titschack, J. (in press) The marine fossil record at Santa Maria Island (Azores), in Küppers, U. & Beyer, C. (Eds.) Volcanoes of the Azores. Springer-Verlag, Berlin, special volume.

5.     Jefferson, A., Ferrier, K., Perron, J., Ramalho, R.S. (2014) Controls on the hydrological landscape evolution of shield volcanoes and volcanic ocean islands, in Harpp, K.S., Mittelstaedt, E., d’Ozouville, N. & Graham, D.W. (Eds.), The Galápagos: A Natural Laboratory for the Earth Sciences, Geophysical Monograph 204, 1st edition, John Wiley & Sons, pp. 185–213.

6.     Mata, J., Fonseca, P.E., Prada, S., Rodrigues, D., Martins, S., Ramalho, R.S., Madeira, J., Cachão, M., Silva, C.M., Matias, M.J. (2012) O Arquipélago da Madeira, in Dias, R., Araújo, A., Terrinha e Kullberg, J.C., (Eds.) Geologia de Portugal no contexto da Ibéria, 2nd edition, Universidade de Évora. pp. 1485-1540.

7.     Mata, J., Ramalho, R.S., Matias, M.J., Fonseca, P.E., Martins, S. e Prada, S. (2010) As Ilhas Selvagens, in Rodrigues, B. Ed., Ciências Geológicas: Ensino e Investigação e sua História, Volume III: Geologia das Ilhas dos Arquipélagos dos Açores, Madeira e Geologia das antigas Colónias, 1st Chapter, Geologia dos Arquipélagos dos Açores e da Madeira. pp. 29-36.

Other publications

1.    Brum da Silveira, A., Madeira, J., Ramalho, R.S., Fonseca, P.E., Prada, S. (2010) Carta Geológica da Região Autónoma da Madeira, Folha A da Ilha da Madeira 1:50 000 (Geological map of Madeira Island at 1:50 000 scale, sheet A). Joint edition by GRM/SRA (Government of the Autonomous Region of Madeira), University of Madeira, and LATTEX/IDL – University of Lisbon.

2.    Brum da Silveira, A., Madeira, J., Ramalho, R.S., Fonseca, P.E., Prada, S. (2010) Carta Geológica da Região Autónoma da Madeira, Folha B da Ilha da Madeira 1:50 000 (Geological map of Madeira Island at 1:50 000 scale, sheet B). Joint edition by GRM/SRA, University of Madeira, and LATTEX/IDL – University of Lisbon.

3.    Madeira, J.; Mata, J.; Mourão, C.; Brum da Silveira, A.; Martins, S.; Ramalho, R.S.; Hoffmann, D. (2010) Geological map of Brava Island (Cape Verde), at 1/25 000 scale. Published as Electronic Supplementary Material of Madeira et al., J. Volcanol. Geotherm. Res. 196, 219–235.

4.    Brum da Silveira, A., Madeira, J., Ramalho, R.S., Fonseca, P.E., Prada, S. (2010) Notícia Explicativa da Carta Geológica da Ilha da Madeira na escala 1:50 000, Folhas A e B (Memoir of the Geological map of Madeira Island at 1:50 000 scale, sheets A and B). Secretaria Regional do Ambiente e Recursos Naturais, Governo Regional da Madeira, Região Autónoma da Madeira e Universidade da Madeira. 47 pp.

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