Now showing items 431-450 of 963

    • An inexpensive radar-responding relocation device for drifting oceanographic instruments 

      Hess, Frederick R. (Woods Hole Oceanographic Institution, 1985-02)
      The instrument described was designed to provide sufficient data to relocate a floating object at sea. It provides a line of bearing to the object from the tracking ship. Cost and power consumption were the major driving ...
    • The influence of crosswind tidal currents on Langmuir circulation in a shallow ocean 

      Kukulka, Tobias; Plueddemann, Albert J.; Trowbridge, John H.; Sullivan, Peter P. (American Geophysical Union, 2011-08-04)
      Langmuir circulation (LC) is a turbulent process driven by wind and surface waves that plays a key role in transferring momentum, heat, and mass in the oceanic surface layer. On the coastal shelves the largest-scale LC ...
    • Influence of environmental parameters on movements and habitat utilization of humpback whales (Megaptera novaeangliae) in the Madagascar breeding ground 

      Trudelle, Laurène; Cerchio, Salvatore; Zerbini, Alexandre N.; Geyer, Ygor; Mayer, François-Xavier; Jung, Jean-Luc; Herve, Maxime R.; Pous, Stephane; Sallee, Jean-Baptiste; Rosenbaum, Howard C.; Adam, Olivier; Charrassin, Jean-Benoit (The Royal Society, 2016-12-21)
      Assessing the movement patterns and key habitat features of breeding humpback whales is a prerequisite for the conservation management of this philopatric species. To investigate the interactions between humpback whale ...
    • Influence of ice thickness and surface properties on light transmission through Arctic sea ice 

      Katlein, Christian; Arndt, Stefanie; Nicolaus, Marcel; Perovich, Donald K.; Jakuba, Michael V.; Suman, Stefano; Elliott, Stephen M.; Whitcomb, Louis L.; McFarland, Christopher J.; Gerdes, Rudiger; Boetius, Antje; German, Christopher R. (John Wiley & Sons, 2015-09-04)
      The observed changes in physical properties of sea ice such as decreased thickness and increased melt pond cover severely impact the energy budget of Arctic sea ice. Increased light transmission leads to increased deposition ...
    • The influence of lateral advection on the residual estuarine circulation : a numerical modeling study of the Hudson River Estuary 

      Scully, Malcolm E.; Geyer, W. Rockwell; Lerczak, James A. (American Meteorological Society, 2009-01)
      In most estuarine systems it is assumed that the dominant along-channel momentum balance is between the integrated pressure gradient and bed stress. Scaling the amplitude of the estuarine circulation based on this balance ...
    • Influence of rain on air-sea gas exchange : lessons from a model ocean 

      Ho, David T.; Zappa, Christopher J.; McGillis, Wade R.; Bliven, Larry F.; Ward, Brian; Dacey, John W. H.; Schlosser, Peter; Hendricks, Melissa B. (American Geophysical Union, 2004-07-01)
      Rain has been shown to significantly enhance the rate of air-water gas exchange in fresh water environments, and the mechanism behind this enhancement has been studied in laboratory experiments. In the ocean, the effects ...
    • The influence of sea ice, wind speed and marine mammals on Southern Ocean ambient sound 

      Menze, Sebastian; Zitterbart, Daniel; Van Opzeeland, Ilse; Boebel, Olaf (The Royal Society, 2017-01-11)
      This paper describes the natural variability of ambient sound in the Southern Ocean, an acoustically pristine marine mammal habitat. Over a 3-year period, two autonomous recorders were moored along the Greenwich meridian ...
    • The influence of stratification and nonlocal turbulent production on estuarine turbulence : an assessment of turbulence closure with field observations 

      Scully, Malcolm E.; Geyer, W. Rockwell; Trowbridge, John H. (American Meteorological Society, 2011-01)
      Field observations of turbulent kinetic energy (TKE), dissipation rate ε, and turbulent length scale demonstrate the impact of both density stratification and nonlocal turbulent production on turbulent momentum flux. The ...
    • Initial results from a cartesian three-dimensional parabolic equation acoustical propagation code 

      Duda, Timothy F. (Woods Hole Oceanographic Institution, 2006-12)
      A three-dimensional (3D) parabolic equation acoustical propagation code has been developed and run successfully. The code is written in the MATLAB language and runs in the MATLAB environment. The code has been implemented ...
    • Instrumentation for open ocean aquaculture monitoring 

      Irish, James D.; Carroll, Megan; Singer, Robin C.; Newhall, Arthur E.; Paul, Walter; Johnson, Craig; Witzell, Nick; Rice, Glen; Fredriksson, David W. (Woods Hole Oceanographic Institution, 2001-10)
      The Woods Hole Oceanographic Institution is assisting the University of New Hampshire by instrumenting a fish cage and mooring as part of their Open Ocean Aquaculture demonstration program in the Gulf of Maine. To understand ...
    • Intake flow fields for a zooplankton pump sampling system 

      Brooks, James Ray (Massachusetts Institute of Technology and Woods Hole Oceanographic Institution, 1979-08)
      The flow fields entering intake forms oriented into a steady flume flow has been observed and quantified. This data is applied to a model of zooplankton sampler performance, to predict the fraction of the sampled ...
    • An integrated modal approach to surface and volume scattering in ocean acoustic waveguides 

      Tracey, Brian H. (Massachusetts Institute of Technology and Woods Hole Oceanographic Institution, 1996-01)
      Acoustic propagation in the ocean can be strongly affected by small random variations in ocean properties, including rough surfaces and volume fluctuations in the ocean or seabed. Such inhomogeneities scatter part of the ...
    • Integrated seawater sampler and data acquisition system prototype : final report 

      Berteaux, Henri O.; Eck, Calvert F.; Irish, James D.; Jenkins, William J.; Kery, Sean M.; Albro, Carl S.; McDowell, S. (Woods Hole Oceanographic Institution, 1993-04)
      This report documents the work performed by the Woods Hole Oceanographic Institution (WHOI) and the Battelle Memorial Institute from August 1988 to December 1992 in the NSF sponsored development of an Integrated Seawater ...
    • Inter-annual variability of acoustic ray travel times in the northeast Pacific 

      Furgerson, John A. (Massachusetts Institute of Technology and Woods Hole Oceanographic Institution, 1990-09)
      An acoustic tomography experiment consisting of a source near Hawaii and seven receivers along the west coast of North America was conducted from November 1987 to May 1988 and from February 1989 to July 1989. In this ...
    • Interaction of high frequency internal waves and the boundary layer on the continental shelf 

      Sanford, Lawrence P. (Massachusetts Institute of Technology and Woods Hole Oceanographic Institution, 1984-08)
      Intermittent, shoreward propagating packets of high frequency first mode internal waves are common on the continental shelf when the water column is stratified and may induce large fluctuations in near bottom velocity. ...
    • Interannual variability of Alexandrium fundyense abundance and shellfish toxicity in the Gulf of Maine 

      McGillicuddy, Dennis J.; Anderson, Donald M.; Solow, Andrew R.; Townsend, David W. (2005-05-03)
      Six years of oceanographic surveys of Alexandrium fundyense concentrations in the Gulf of Maine are combined with shellfish toxicity records from coastal monitoring stations to assess covariations of these quantities on ...
    • Interannual variability of the surface summertime eastward jet in the South China Sea 

      Li, Yuanlong; Han, Weiqing; Wilkin, John L.; Zhang, Weifeng G.; Arango, Hernan G.; Zavala-Garay, Javier; Levin, Julia C.; Castruccio, Frederic S. (John Wiley & Sons, 2014-10-27)
      The summertime eastward jet (SEJ) located around 12°N, 110°E–113°E, as the offshore extension of the Vietnam coastal current, is an important feature of the South China Sea (SCS) surface circulation in boreal summer. ...
    • Internal solitons in the northeastern south China Sea. Part I: sources and deep water propagation 

      Ramp, Steven R.; Tang, Tswen Yung; Duda, Timothy F.; Lynch, James F.; Liu, Antony K.; Chiu, Ching-Sang; Bahr, Frederick L.; Kim, Hyoung-Rok; Yang, Yiing-Jang (IEEE, 2004-10)
      A moored array of current, temperature, conductivity, and pressure sensors was deployed across the Chinese continental shelf and slope in support of the Asian Seas International Acoustics Experiment. The goal of the ...
    • Internal solitons in the ocean 

      Apel, J. R.; Ostrovsky, L. A.; Stepanyants, Y. A.; Lynch, James F. (Woods Hole Oceanographic Institution, 2006-01)
      Nonlinear internal waves in the ocean are discussed (a) from the standpoint of soliton theory and (b) from the viewpoint of experimental measurements. First, theoretical models for internal solitary waves in the ocean are ...
    • Internal tide and nonlinear internal wave behavior at the continental slope in the northern south China Sea 

      Duda, Timothy F.; Lynch, James F.; Irish, James D.; Beardsley, Robert C.; Ramp, Steven R.; Chiu, Ching-Sang; Tang, Tswen Yung; Yang, Yiing-Jang (IEEE, 2004-10)
      A field program to measure acoustic propagation characteristics and physical oceanography was undertaken in April and May 2001 in the northern South China Sea. Fluctuating ocean properties were measured with 21 moorings ...