deep waters in the WBC can be considerable. Our tentative estimate based on the
data from two synoptic surveys at ∼59.5° N suggests that the transient contribution
of a cascading event in the northern Irminger Sea to the DWBC transport at Cape
Farewell can be as large as ∼25%.
Acknowledgements This work was performed in the framework of the state assignment of FASO
Russia (theme No. 0149-2018-0003), and supported in part by the Russian Science Foundation,
grant 14-50-00095.
References
1. Van Aken, H. M. (2007). The oceanic thermohaline circulation: An introduction (p. 326).
New York:Springer. ISBN 978-0-387-36637-1.
2. Dickson, R. R., & Brown, J. (1994). The production of North Atlantic deep water: Sources,
rates and pathways. Journal Geophysical Research, 99(C6), 12319–12341.
3. Koltermann, K. P., Sokov, A., Tereschenkov, V., Dobroliubov, S., Lorbacher, K., & Sy, A.
(1999). Decadal changes in the thermohaline circulation of the North Atlantic. Deep Sea
Research Part II: Topical Studies in Oceanography, 46, 109–138. https://doi.org/10.1016/
S0967-0645(98)00115-5.
4. Lherminier, P., Mercier, H., Huck, T., Gourcuff, C., Perez, F. F., Morin, P., et al. (2010).
The Atlantic Meridional Overturning Circulation and the subpolar gyre observed at the
A25–Ovide section in June 2002 and 2004. Deep Sea Research Part I, 57, 1374–1391. https://
doi.org/10.1016/j.dsr.2010.07.009.
5. Schmitz, W. J., Jr., & McCartney, M. S. (1993). On the North Atlantic Circulation. Reviews of
Geophysics, 31, 29–49.
6. Schott, F. A., & Brandt, P. (2007). Circulation and deep water export of the subpolar North
Atlantic during the 1990s. In A. Schmittner, J. Chiang, & S. Hemmings (Eds.), Ocean
circulation: Mechanisms and impacts (Vol. 173, pp. 91–118). Geophysical Monograph
Series. https://doi.org/10.1029/173gm08.
7. Sutherland, D. A., & Pickart, R. S. (2008). The East Greenland Coastal Current: Structure,
variability, and forcing. Progress in Oceanography, 78, 58–77. https://doi.org/10.1016/j.
pocean.2007.09.006.
8. Sarafanov, A., Falina, A., Mercier, H., Sokov, A., Lherminier, P., Gourcuff, C., Gladyshev,
S., Gaillard, F., & Daniault N. (2012). Mean full-depth summer circulation and transports at
the northern periphery of the Atlantic Ocean in the 2000s. Journal оf Geophysical Research,
117(C01014). https://doi.org/10.1029/2011JC007572.
9. Dickson, R., Yashayaev, I., Meincke, J., Turrell, B., Dye, S., & Holfort, J. (2002). Rapid
freshening of the deep North Atlantic Ocean over the past four decades. Nature, 416,
832–837.
10. Curry, R., Dickson, R., & Yashayaev, I. (2003). A change in the freshwater balance of the
Atlantic Ocean over the past four decades. Nature, 426, 826–829.
11. Hansen, B., Osterhus, S., Quadfasel, D., & Turrell, W. (2004). Already the day after
tomorrow? Science, 305, 953–954.
12. Bryden, H. L., Longworth, H. R., & Cunningham, S. A. (2005). Slowing of the Atlantic
meridional overturning circulation at 25°N. Nature, 438, 655–657. https://doi.org/10.1038/
nature04385.
13. Falina, A., Sarafanov, A., & Sokov, A. (2007). Variability and renewal of Labrador Sea Water
in the Irminger Basin in 1991–2004. Journal Geophysical Research, 112, C01006. https://doi.
org/10.1029/2005JC003348.
426
A. Sarafanov et al.
data from two synoptic surveys at ∼59.5° N suggests that the transient contribution
of a cascading event in the northern Irminger Sea to the DWBC transport at Cape
Farewell can be as large as ∼25%.
Acknowledgements This work was performed in the framework of the state assignment of FASO
Russia (theme No. 0149-2018-0003), and supported in part by the Russian Science Foundation,
grant 14-50-00095.
References
1. Van Aken, H. M. (2007). The oceanic thermohaline circulation: An introduction (p. 326).
New York:Springer. ISBN 978-0-387-36637-1.
2. Dickson, R. R., & Brown, J. (1994). The production of North Atlantic deep water: Sources,
rates and pathways. Journal Geophysical Research, 99(C6), 12319–12341.
3. Koltermann, K. P., Sokov, A., Tereschenkov, V., Dobroliubov, S., Lorbacher, K., & Sy, A.
(1999). Decadal changes in the thermohaline circulation of the North Atlantic. Deep Sea
Research Part II: Topical Studies in Oceanography, 46, 109–138. https://doi.org/10.1016/
S0967-0645(98)00115-5.
4. Lherminier, P., Mercier, H., Huck, T., Gourcuff, C., Perez, F. F., Morin, P., et al. (2010).
The Atlantic Meridional Overturning Circulation and the subpolar gyre observed at the
A25–Ovide section in June 2002 and 2004. Deep Sea Research Part I, 57, 1374–1391. https://
doi.org/10.1016/j.dsr.2010.07.009.
5. Schmitz, W. J., Jr., & McCartney, M. S. (1993). On the North Atlantic Circulation. Reviews of
Geophysics, 31, 29–49.
6. Schott, F. A., & Brandt, P. (2007). Circulation and deep water export of the subpolar North
Atlantic during the 1990s. In A. Schmittner, J. Chiang, & S. Hemmings (Eds.), Ocean
circulation: Mechanisms and impacts (Vol. 173, pp. 91–118). Geophysical Monograph
Series. https://doi.org/10.1029/173gm08.
7. Sutherland, D. A., & Pickart, R. S. (2008). The East Greenland Coastal Current: Structure,
variability, and forcing. Progress in Oceanography, 78, 58–77. https://doi.org/10.1016/j.
pocean.2007.09.006.
8. Sarafanov, A., Falina, A., Mercier, H., Sokov, A., Lherminier, P., Gourcuff, C., Gladyshev,
S., Gaillard, F., & Daniault N. (2012). Mean full-depth summer circulation and transports at
the northern periphery of the Atlantic Ocean in the 2000s. Journal оf Geophysical Research,
117(C01014). https://doi.org/10.1029/2011JC007572.
9. Dickson, R., Yashayaev, I., Meincke, J., Turrell, B., Dye, S., & Holfort, J. (2002). Rapid
freshening of the deep North Atlantic Ocean over the past four decades. Nature, 416,
832–837.
10. Curry, R., Dickson, R., & Yashayaev, I. (2003). A change in the freshwater balance of the
Atlantic Ocean over the past four decades. Nature, 426, 826–829.
11. Hansen, B., Osterhus, S., Quadfasel, D., & Turrell, W. (2004). Already the day after
tomorrow? Science, 305, 953–954.
12. Bryden, H. L., Longworth, H. R., & Cunningham, S. A. (2005). Slowing of the Atlantic
meridional overturning circulation at 25°N. Nature, 438, 655–657. https://doi.org/10.1038/
nature04385.
13. Falina, A., Sarafanov, A., & Sokov, A. (2007). Variability and renewal of Labrador Sea Water
in the Irminger Basin in 1991–2004. Journal Geophysical Research, 112, C01006. https://doi.
org/10.1029/2005JC003348.
426
A. Sarafanov et al.