Staff Profile

Svenja Ryan

Preferred Name: Svenja Ryan

Preferred Pronouns: she/her

Physical Oceanographer




Phone: 508 289 2861

Office: CLARK 317A 

Woods Hole Oceanographic Institution,   Mail Stop 21
266 Woods Hole Road
Woods Hole, MA 02543


Bachelor of Science in “Physics of the Earth System”, Kiel University & GEOMAR, Helmholtz Centre for Ocean Research Kiel, Germany

Master of Science in ” Climate Physics”, Kiel University & GEOMAR, Helmholtz Centre for Ocean Research Kiel, Germany

PhD in “Physical Oceanography”, University of Bremen & Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven, Germany


Publications (*student, † shared first authorship)

Sen Gupta A, Ryan and V. Hernaman. (2023) Editorial: Advances in marine heatwave interactions. Front. Clim. 5:1177781.

Großelindemann*†, H., Ryan†, C.C. Ummenhofer, T. Martin, A. Biastoch, Marine Heatwaves and Their  Depth Structure on the Northeast U.S. Continental Shelf (2022), Frontiers in Climate, 4:857937,

Zhang, Y., N. Yoder, B. Kieft, A. Kukulya, B.W. Hobson, Ryan, and G. G. Gawarkiewicz, Autonomous Tracking of Salinity-Intrusion Fronts by a Long-Range Autonomous Underwater Vehicle (2022), IEEE Journal of Oceanic Engineering, doi: 10.1109/JOE.2022.3146584.

Perez*, E., Ryan, M. Andres, G.G. Gawarkiewicz, C. C. Ummenhofer, J. Bane, S. Haines (2021), Understanding Physical Drivers of the 2015/16 Marine Heatwaves in the Northwest Atlantic, Sci Rep 11, 17623,

Oosthuizen, W.C., R. R. Reisinger, M. Bester, D. Steinhage, H. Auel, H. Flores, R. Knust, Ryan, H. Bornemann, Spatial modelling of pack-ice seal density in the southern Weddell Sea, Antarctica (2021), Mar Ecol Prog Ser 673:211-227,

Janout, M. A., H. H. Hellmer, T. Hattermann, O. Huhn, Ryan, J. Sültenfuss, S. Østerhus, L. Stulic, M. Schröder, T. Kanzow, FRIS revisited in 2018: On the circulation and water masses at the Filchner and Ronne ice shelves in the southern Weddell Sea (2021), Journal of Geophysical Research: Oceans, 126 (6),

Labrousse, S., Ryan, F. Roquet, B. Picard, C.R. McMahon, R. Harcourt, M. Hindell, H. Le Goff, A. Lourenco, Y. David, JB. Salleé, Weddell seal behavior during an exceptional oceanographic event in the Filchner-Ronne Ice Shelf in 2017 (2021), Antarctic Science, 33 (3), pp. 252-264

Ryan, S., C.C. Ummenhofer, G. Gawarkiewicz, P. Wagner, M. Scheinert, A. Biastoch, C.W. Böning (2021),Depth structure of Ningaloo Nino/Nina events and associated drivers, Journal of Climate, 34 (5), 1767–1788, doi:/10.1175/JCLI-D-19-1020.1

Ummenhofer, C.C., Ryan, M.H. England, M. Scheinert, P. Wagner, A. Biastoch, C.W. Böning (2020), Late 20th Century Indian Ocean Heat Content Gain Masked by Wind Forcing, Geophysical Research Letters, 47 (22), doi: 10.1029/2020GL088692

Ryan, S.,H. Hellmer, M. Janout, E.D. Darelius, L. Vignes, M. Schröder (2020), Exceptionally Warm and Prolonged Flow of Warm Deep Water Toward the Filchner‐Ronne Ice Shelf in 2017, Geophysical Research Letters, 47 (13), doi: 10.1029/2020GL088119

Caccavo, J.A., J.R. Ashford, Ryan, C. Papetti, M. Schröder, L. Zane (2019), Spatially-based population structure and life history connectivity of the Antarctic silverfish along the southern Weddell Sea shelf, Marine Ecology Progress Series, 624: 195-212, doi: /10.3354/meps13017

Nachtsheim, D., Ryan, M. Schröder, L. Jensen, W. C. Oosthuizen, M. N. Bester, W. Hagen, H. Bornemann (2019), Winter foraging hotspots of Weddell seals (Leptonychotes weddellii) in the southern Weddell Sea, Progress in Oceanography, 173, 165-179,
doi: 10.1016/j.pocean.2019.02.013

Prior to 2019
Daae, K., E. Darelius, I. Fer, S. Østerhus, Ryan (2018), Wind Stress Mediated Variability of the Filchner Trough Overflow, Weddell Sea, Journal of Geophysical Research: Oceans,

Ryan, S., T. Hattermann, E. Darelius, and M. Schröder (2017), Seasonal cycle of hydrography on the eastern shelf of the Filchner Trough, Weddell Sea, Antarctica, Journal of Geophysical Research: Oceans, 122, 6437-6453, doi:10.1002/2017JC012916

Ryan, S., Schröder, O. Huhn, and R. Timmermann (2016), On the warm inflow at the eastern boundary of the Weddell Gyre, Deep-Sea Research Part I: Oceanographic Research Papers, 107, 70-81, doi:10.1016/j.dsr.2015.11.002