Patrick Monreal

oceanography, trace metals, hydrothermal vents, astrobiology

Publications

First-author

* = shared first authorship

Monreal, P.J., Savoca, M.S., Babcock-Adams, L. Moore, L.E., Ruacho, A., Hull, D., Pallin, L.J., Nichols, R.C., Calambokidis, J., Resing, J.A., Friedlaender, A.S., Goldbogen, J. & Bundy, R.M. Organic ligands in whale excrement support iron availability and reduce copper toxicity to the surface ocean. Communications Earth & Environment 6, 20 (2025). https://doi.org/10.1038/s43247-024-01965-9

Hoffman, C.L.*, Monreal, P.J.* Albers, J.B., Lough, A.J.M., Santoro, A.E., Mellett, T., Buck, K.N., Tagliabue, A., Lohan, M.C., Resing, J.A., & Bundy, R.M. Microbial strong organic-ligand production is tightly coupled to iron in hydrothermal plumes. Biogeosciences, 21, 22, 5233–5246 (2024). https://doi.org/10.5194/bg-21-5233-2024

Monreal, P.J., Kelly, C.L., Travis, N.M., & Casciotti, K.L. Identifying the sources and drivers of nitrous oxide accumulation in the eddy-influenced Eastern Tropical North Pacific oxygen-deficient zone. Global Biogeochemical Cycles, 36, e2022GB007310 (2022). https://doi.org/10.1029/2022GB007310

Co-author

Mellett, T., Monreal, P.J., Kunde, K., Manck, L., Cain, K., Ribalet, F., Church M., Armbrust, E.V., & Bundy, R.M. The dark side of the biological carbon pump: iron availability modulates bacteria growth in the mesopelagic ocean. (submitted).

Conference Presentations

First-authored abstracts

Monreal, P.J., Graff van Creveld, S., Šulčius, S., Mellett, T., Cain, K.R., Arsenieff, L., Shopen-Gochev, C., Park, J., Lindell, D., Armbrust, E.V., Bundy, R.M. (2024). Microbial organic ligand production in response to labile and refractory Fe inputs in shipboard incubations from the Equatorial Pacific. Poster at Ocean Sciences Meeting 2024, New Orleans, LA.

Monreal, P.J., Hoffman, C.L., Lough, A.J.M., Lang, S.Q., Mellett, T., Buck, K.N., Tagliabue, A., Lohan, M.C., Resing, J.A., & Bundy, R.M. (2023). The importance of siderophores on hydrothermal iron biogeochemistry across diverse vent fields. Talk at AGU Chapman Conference on Hydrothermal Circulation and Seawater Chemistry, Agros, Cyprus.

Monreal, P.J., Kelly, C.L., Travis, N.M., & Casciotti, K.L. (2022). Investigating spatial variability of N2O cycling in the Eastern Tropical North Pacific with a time-dependent model of N2O isotopocules. Talk at Ocean Sciences Meeting 2022, virtual.

Monreal, P.J., Hoffman, C.L., Moore, L.E., Lang, S.Q., Resing, J.A., & Bundy, R.M. (2021). The characterization of microbially produced iron-binding ligands across the Mid-Cayman Rise. Poster at American Geophysical Union Fall Meeting, New Orleans, LA.

Co-authored abstracts

Ruacho, A., Monreal, P.J., Jenkins, B.D., Buck, K.N., Chappell, P.D., Burns, S., & Bundy, R.M. (2024). Copper ligand production from iron-limited diatoms. Poster at Ocean Sciences Meeting 2024, New Orleans, LA.

Jenness, S.E., Monreal, P.J., Savoca, M., Park, J.W., Steffen, J., Pallin, L.J., Friedlaender, A.S., Nichols, R.C., Fitzsimmons, J.N., Bu, K., Chinni, V., Sherrell, R.M., & Bundy, R.M. (2024). Evaluating the sources and identity of iron-binding organic ligands in the Southern Ocean. Talk at Ocean Sciences Meeting 2024, New Orleans, LA.

Mellett, T., Monreal, P.J., Kunde, K.G.L., Cain, K.R., Armbrust, E.V., & Bundy, R.M. (2024). Iron-demand of heterotrophic bacteria in the mesopelagic along biogeochemical gradients in the Equatorial Pacific. Talk at Ocean Sciences Meeting 2024, New Orleans, LA.

Hoffman, C.L., Toner, B.M., Lohan, M.C., Lang, S.Q., Moore, L.E., Monreal, P.J., Tagliabue, A., Resing, J.A., & Bundy, R.M. (2022). Important role for microbially produced siderophores in the cycling of hydrothermal iron. Talk at Ocean Sciences Meeting 2022, virtual.

Resing, J.A., Buck, N.J., & Plume Raiders Team. (2022). Exploring dimensions of submarine volcanism and understanding how it impacts ocean chemistry and productivity. Talk at Ocean Sciences Meeting 2022, virtual.

Redondo, S.A., Monreal, P.J., Moore, K., Francis, H., Vargas, M., Hadly, I., Zhang, R., Mathieu, J., Fernandez, L., & Hadly, E.A. (2019). Which factors drive mercury uptake in non-native earthworms of California, USA? Poster at International Conference on Mercury as a Global Pollutant, Kraków, Poland.