High-resolution modeling of the mean flow and meso-scale eddy variability around the Grand Banks of Newfoundland
Gespeichert in:
Verfasser / Beitragende:
[Li Zhai, Youyu Lu, Simon Higginson, Fraser Davidson, Frédéric Dupont, François Roy, Jérôme Chanut, Gregory Smith]
Ort, Verlag, Jahr:
2015
Enthalten in:
Ocean Dynamics, 65/6(2015-06-01), 877-887
Format:
Artikel (online)
Online Zugang:
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| 024 | 7 | 0 | |a 10.1007/s10236-015-0839-5 |2 doi |
| 035 | |a (NATIONALLICENCE)springer-10.1007/s10236-015-0839-5 | ||
| 245 | 0 | 0 | |a High-resolution modeling of the mean flow and meso-scale eddy variability around the Grand Banks of Newfoundland |h [Elektronische Daten] |c [Li Zhai, Youyu Lu, Simon Higginson, Fraser Davidson, Frédéric Dupont, François Roy, Jérôme Chanut, Gregory Smith] |
| 520 | 3 | |a The mean flow and meso-scale eddy variability in the region around the Grand Banks of Newfoundland (GBN) are quantified by analyzing surface drifter observations, mean dynamic topography (MDT), along-track satellite altimeter observations, and the solutions of two high-resolution ocean models. By increasing the horizontal resolution from 6.5km (CREG12) to 2.2km (GBN36), the modeled mean kinetic energy (MKE) decreases and the eddy kinetic energy (EKE) increases in the study area. GBN36 obtains the MKE of surface geostrophic currents and total currents similar to that derived from MDT and drifter data, whereas CREG12 overestimates these quantities by 40-53%. CREG12 and GBN36 underestimate the EKE of surface geostrophic currents by 46 and 30%, respectively, with respect to the EKE derived from along-track altimeter data. The models do not reproduce the strong eddy activity in the Gulf Stream and its downstream region, possibly related to a northward shift of the Gulf Stream position by 0.5° in latitude compared with observations. Both models obtain wavenumber spectra of sea level anomaly in close agreement with the spectrum derived from along-track altimeter data, with a slope of −5 at wavelengths near 100km on logarithmic spectral density scales. | |
| 540 | |a Springer-Verlag Berlin Heidelberg, 2015 | ||
| 690 | 7 | |a Grand Banks of Newfoundland |2 nationallicence | |
| 690 | 7 | |a Ocean circulation |2 nationallicence | |
| 690 | 7 | |a Meso-scale eddy |2 nationallicence | |
| 690 | 7 | |a Kinetic energy |2 nationallicence | |
| 690 | 7 | |a North Atlantic current |2 nationallicence | |
| 690 | 7 | |a Regional ocean model |2 nationallicence | |
| 700 | 1 | |a Zhai |D Li |u Bedford Institute of Oceanography, Fisheries and Oceans Canada, B2Y 4A2, Dartmouth, NS, Canada |4 aut | |
| 700 | 1 | |a Lu |D Youyu |u Bedford Institute of Oceanography, Fisheries and Oceans Canada, B2Y 4A2, Dartmouth, NS, Canada |4 aut | |
| 700 | 1 | |a Higginson |D Simon |u Bedford Institute of Oceanography, Fisheries and Oceans Canada, B2Y 4A2, Dartmouth, NS, Canada |4 aut | |
| 700 | 1 | |a Davidson |D Fraser |u Northwest Atlantic Fisheries Centre, Fisheries and Oceans Canada, A1C 5X1, St. John's, NL, Canada |4 aut | |
| 700 | 1 | |a Dupont |D Frédéric |u Meteorological Service of Canada, Environment Canada, 2121 TransCanada Highway, H9P 1J3, Dorval, QC, Canada |4 aut | |
| 700 | 1 | |a Roy |D François |u Meteorological Research Division, Environment Canada, 2121 TransCanada Highway, H9P 1J3, Dorval, QC, Canada |4 aut | |
| 700 | 1 | |a Chanut |D Jérôme |u Mercator-Ocean, Parc Technologique du Canal, Ramonville St-Agne, France |4 aut | |
| 700 | 1 | |a Smith |D Gregory |u Meteorological Research Division, Environment Canada, 2121 TransCanada Highway, H9P 1J3, Dorval, QC, Canada |4 aut | |
| 773 | 0 | |t Ocean Dynamics |d Springer Berlin Heidelberg |g 65/6(2015-06-01), 877-887 |x 1616-7341 |q 65:6<877 |1 2015 |2 65 |o 10236 | |
| 856 | 4 | 0 | |u https://doi.org/10.1007/s10236-015-0839-5 |q text/html |z Onlinezugriff via DOI |
| 898 | |a BK010053 |b XK010053 |c XK010000 | ||
| 900 | 7 | |a Metadata rights reserved |b Springer special CC-BY-NC licence |2 nationallicence | |
| 908 | |D 1 |a research-article |2 jats | ||
| 949 | |B NATIONALLICENCE |F NATIONALLICENCE |b NL-springer | ||
| 950 | |B NATIONALLICENCE |P 856 |E 40 |u https://doi.org/10.1007/s10236-015-0839-5 |q text/html |z Onlinezugriff via DOI | ||
| 950 | |B NATIONALLICENCE |P 700 |E 1- |a Zhai |D Li |u Bedford Institute of Oceanography, Fisheries and Oceans Canada, B2Y 4A2, Dartmouth, NS, Canada |4 aut | ||
| 950 | |B NATIONALLICENCE |P 700 |E 1- |a Lu |D Youyu |u Bedford Institute of Oceanography, Fisheries and Oceans Canada, B2Y 4A2, Dartmouth, NS, Canada |4 aut | ||
| 950 | |B NATIONALLICENCE |P 700 |E 1- |a Higginson |D Simon |u Bedford Institute of Oceanography, Fisheries and Oceans Canada, B2Y 4A2, Dartmouth, NS, Canada |4 aut | ||
| 950 | |B NATIONALLICENCE |P 700 |E 1- |a Davidson |D Fraser |u Northwest Atlantic Fisheries Centre, Fisheries and Oceans Canada, A1C 5X1, St. John's, NL, Canada |4 aut | ||
| 950 | |B NATIONALLICENCE |P 700 |E 1- |a Dupont |D Frédéric |u Meteorological Service of Canada, Environment Canada, 2121 TransCanada Highway, H9P 1J3, Dorval, QC, Canada |4 aut | ||
| 950 | |B NATIONALLICENCE |P 700 |E 1- |a Roy |D François |u Meteorological Research Division, Environment Canada, 2121 TransCanada Highway, H9P 1J3, Dorval, QC, Canada |4 aut | ||
| 950 | |B NATIONALLICENCE |P 700 |E 1- |a Chanut |D Jérôme |u Mercator-Ocean, Parc Technologique du Canal, Ramonville St-Agne, France |4 aut | ||
| 950 | |B NATIONALLICENCE |P 700 |E 1- |a Smith |D Gregory |u Meteorological Research Division, Environment Canada, 2121 TransCanada Highway, H9P 1J3, Dorval, QC, Canada |4 aut | ||
| 950 | |B NATIONALLICENCE |P 773 |E 0- |t Ocean Dynamics |d Springer Berlin Heidelberg |g 65/6(2015-06-01), 877-887 |x 1616-7341 |q 65:6<877 |1 2015 |2 65 |o 10236 | ||