Now showing items 306-325 of 4897

  • Assimilation of altimeter data in a quasi-geostrophic model of the Gulf Stream system : a dynamical perspective 

    Capontondi, Antonietta (Massachusetts Institute of Technology and Woods Hole Oceanographic Institution, 1993-02)
    The dynamical aspects involved in the assimilation of altimeter data in a numerical ocean model have been investigated. The model used for this study is a quasi-geostrophic model of the Gulf Stream region. The data that ...
  • Assimilatory sulfur metabolism in marine microorganisms 

    Cuhel, Russell Lee (Massachusetts Institute of Technology and Woods Hole Oceanographic Institution, 1980-12)
    The reductive assimilation of sulfate into cellular organic sulfur compounds was studied in aerobic marine bacteria, with emphasis on the relationship between sulfur metabolism and protein synthesis. The goal of the ...
  • Associations between North Pacific right whales and their zooplanktonic prey in the southeastern Bering Sea 

    Baumgartner, Mark F.; Lysiak, Nadine S. J.; Esch, H. Carter; Zerbini, Alexandre N.; Berchok, Catherine L.; Clapham, Phillip J. (Inter-Research, 2013-09-17)
    Due to the seriously endangered status of North Pacific right whales Eubalaena japonica, an improved understanding of the environmental factors that influence the species’ distribution and occurrence is needed to better ...
  • Asteroid breakup linked to the Great Ordovician Biodiversification Event 

    Schmitz, Birger; Harper, David A. T.; Peucker-Ehrenbrink, Bernhard; Stouge, Svend; Alwmark, Carl; Cronholm, Anders; Bergstrom, Stig M.; Tassinari, Mario; Xiaofeng, Wang (2007-09-26)
    The rise and diversification of shelled invertebrate life in the early Phanerozoic took place in two major steps. During the Cambrian Explosion at ca. 540 Ma a large number of new phyla appeared over a short time interval. ...
  • Astrophysical and geophysical flows as dynamical systems : 1998 summer study program in Geophysical Fluid Dynamics 

    Balmforth, Neil J. (Woods Hole Oceanographic Institution, 1999-01)
    The theme of the 1998 Geophyscial Fluid Dynamics (GFD) summer program at the Woods Hole Oceanographic Institution was Astrophysical and Geophysical Flows as Dynamical Systems. Antonello Provenzale of the Institute of ...
  • Asymmetric shallow mantle structure beneath the Hawaiian Swell—evidence from Rayleigh waves recorded by the PLUME network 

    Laske, Gabi; Markee, Amanda; Orcutt, John A.; Wolfe, Cecily J.; Collins, John A.; Solomon, Sean C.; Detrick, Robert S.; Bercovici, David; Hauri, Erik H. (John Wiley & Sons, 2011-10-31)
    We present models of the 3-D shear velocity structure of the lithosphere and asthenosphere beneath the Hawaiian hotspot and surrounding region. The models are derived from long-period Rayleigh-wave phase velocities that ...
  • Asymmetric tidal mixing due to the horizontal density gradient 

    Li, Ming; Trowbridge, John H.; Geyer, W. Rockwell (American Meteorological Society, 2008-02)
    Stratification and turbulent mixing exhibit a flood–ebb tidal asymmetry in estuaries and continental shelf regions affected by horizontal density gradients. The authors use a large-eddy simulation (LES) model to investigate ...
  • An asymmetric upwind flow, Yellow Sea Warm Current : 1. New observations in the western Yellow Sea 

    Lin, Xiaopei; Yang, Jiayan; Guo, Jingsong; Zhang, Zhixin; Yin, Yuqi; Song, Xiangzhou; Zhang, Xiaohui (American Geophysical Union, 2011-04-29)
    The winter water mass along the Yellow Sea Trough (YST), especially on the western side of the trough, is considerably warmer and saltier than the ambient shelf water mass. This observed tongue-shape hydrographic feature ...
  • An asymmetric upwind flow, Yellow Sea Warm Current : 2. Arrested topographic waves in response to the northwesterly wind 

    Lin, Xiaopei; Yang, Jiayan (American Geophysical Union, 2011-04-29)
    A warm and salty water mass exists along the Yellow Sea Trough (YST) in winter. This oceanic water mass is distinct from the ambient shelf water and is distributed on the western side of the YST. It has long been reasoned ...
  • Asymmetries in vertical vorticity and vertical velocity arising during nonlinear homogeneous spindown 

    Benthuysen, Jessica A.; Thomas, Leif N. (2012-05-21)
    During the spindown of a uni-directional, geostrophic current in a homogeneous fluid, asymmetry arises in the vertical velocity and vertical relative vorticity fields. A closed-form, time-dependent solution valid to order ...
  • At Sea Test 2 deployment cruise : cruise 475 on board R/V Oceanus September 22 – 26, 2011 Woods Hole –Woods Hole, MA 

    Weller, Robert A.; Lund, John M.; von der Heydt, Keith; Palanza, Matthew; Lerner, Steven A.; Scholz, Tim; Begler, Christian; Siddal, Gregg; Ostrom, William M.; Newhall, Kris; Bouchard, Paul R.; McMonagle, Kathleen; Jamieson, Eric; Petitt, Robert A.; O’Brien, Jeff; Cook, Gary (Woods Hole Oceanographic Institution, 2011-10)
    The R/V Oceanus, on Cruise 475, carried out the deployment of three moorings for the Coastal and Global Scale Nodes (CGSN) Implementing Organization of the NSF Ocean Observatories Initiative. These three moorings are ...
  • At Sea Test 2 recovery cruise : Cruise 206 on board R/V Knorr April 10 - 15, 2012 Woods Hole - Woods Hole, MA 

    Weller, Robert A.; Lund, John M.; O’Brien, Jeff; Kemp, John N.; Kostel, Ken; Waldorf, Walt; Holm, Chris; Risien, Craig; Matthewson, Michael; Trowbridge, John H. (Woods Hole Oceanographic Institution, 2012-06)
    The R/V Knorr, on Cruise 206, carried out the recovery of three moorings for the Coastal and Global Scale Nodes (CGSN) Implementing Organization of the NSF Ocean Observatories Initiative. These three moorings are prototypes ...
  • Atlantic bluefin tuna : a novel multistock spatial model for asessing population biomass 

    Taylor, Nathan G.; McAllister, Murdoch K.; Lawson, Gareth L.; Carruthers, Tom; Block, Barbara A. (Public Library of Science, 2011-12-09)
    Atlantic bluefin tuna (Thunnus thynnus) is considered to be overfished, but the status of its populations has been debated, partly because of uncertainties regarding the effects of mixing on fishing grounds. A better ...
  • Atlantic climate variability and predictability : a CLIVAR perspective 

    Hurrell, James W.; Visbeck, Martin; Busalacchi, Antonio J.; Clarke, R. A.; Delworth, T. L.; Dickson, R. R.; Johns, William E.; Koltermann, K. P.; Kushnir, Yochanan; Marshall, D.; Mauritzen, Cecilie; McCartney, Michael S.; Piola, A.; Reason, C.; Reverdin, Gilles; Schott, F.; Sutton, R.; Wainer, I.; Wright, D. (American Meteorological Society, 2006-10-15)
    Three interrelated climate phenomena are at the center of the Climate Variability and Predictability (CLIVAR) Atlantic research: tropical Atlantic variability (TAV), the North Atlantic Oscillation (NAO), and the Atlantic ...
  • Atlantic hurricanes and climate over the past 1,500 years 

    Mann, Michael E.; Woodruff, Jonathan D.; Donnelly, Jeffrey P.; Zhang, Zhihua (2009-06)
    Atlantic Tropical Cyclone (TC) activity, as measured by annual storm counts, reached anomalous levels over the past decade. The short nature of the historical record and potential issues with its reliability in earlier ...
  • Atlantic Long-Term Oceanographic Mooring (ALTOMOOR) 

    Frye, Daniel E.; Merriam, Steve; Eastwood, Robert L.; Kemp, John N.; McPhee, Neil M.; Liberatore, Stephen P.; Hobart, Edward; Bocconcelli, Alessandro; Tarbell, Susan A. (Woods Hole Oceanographic Institution, 1996-03)
    The Atlantic Long-Term Oceanogrphic Mooring (ALTOMOOR) has been maintained offshore Bermuda since 1993 as a testbed for the evaluation of new data telemetry technologies and new oceanographic instrumentation. It is currently ...
  • Atlantic Ocean circulation at the Last Glacial Maximum : inferences from data and models 

    Dail, Holly J. (Massachusetts Institute of Technology and Woods Hole Oceanographic Institution, 2012-09)
    This thesis focuses on ocean circulation and atmospheric forcing in the Atlantic Ocean at the Last Glacial Maximum (LGM, 18-21 thousand years before present). Relative to the pre-industrial climate, LGM atmospheric CO2 ...
  • Atlantic Ocean circulation during the Younger Dryas : insights from a new Cd/Ca record from the western subtropical South Atlantic 

    Came, Rosemarie E.; Oppo, Delia W.; Curry, William B. (American Geophysical Union, 2003-11-25)
    Benthic foraminiferal Cd/Ca from an intermediate depth, western South Atlantic core documents the history of southward penetration of North Atlantic Intermediate Water (NAIW). Cd seawater estimates (CdW) for the last glacial ...
  • Atlantic shelf sand ridge study : physical oceanography and sediment dynamics data report 

    Dragos, Paul; Aubrey, David G. (Woods Hole Oceanographic Institution, 1990-02)
    This report describes and presents the hydrodynamic meaurements made during the Atlantic Shelf Sand Ridge Study at and near Peahala Ridge, offshore of Long Beach Island, New Jersey, in Spring 1985. The intent of this phase ...
  • Atlantic water variability on the SE Greenland continental shelf and its relationship to SST and bathymetry 

    Sutherland, David A.; Straneo, Fiamma; Stenson, Garry B.; Davidson, Fraser J. M.; Hammill, Mike O.; Rosing-Asvid, Aqqalu (John Wiley & Sons, 2013-02-20)
    Interaction of warm, Atlantic-origin water (AW) and colder, polar origin water (PW) advecting southward in the East Greenland Current (EGC) influences the heat content of water entering Greenland's outlet glacial fjords. ...