The Department is a major center for research in fluid mechanics, coastal processes, ocean mixing, acoustics, air-sea interaction, deep submergence, ocean systems and moorings, remote sensing, robotics, certain biological processes, image processing, signal processing and estimation, control theory, and the dynamics of ocean cables.

Recent Submissions

  • Influence of kelp forest biomass on nearshore currents 

    Monismith, Stephen G.; Alnajjar, Maha W.; Woodson, Clifton Brock; Boch, Charles A.; Hernandez, Arturo; Vazquez-Vera, Leonardo; Bell, Tom W.; Micheli, Fiorenza (American Geophysical Union, 2022-06-24)
    As part of a project focused on the coastal fisheries of Isla Natividad, an island on the Pacific coast of Baja California, Mexico, we conducted a 2-1/2 year study of flows at two sites within the island's kelp forests. ...
  • Automated satellite remote sensing of giant kelp at the Falkland Islands (Islas Malvinas) 

    Houskeeper, Henry F.; Rosenthal, Isaac S.; Cavanaugh, Katherine C.; Pawlak, Camille; Trouille, Laura; Byrnes, Jarrett E. K.; Bell, Tom W.; Cavanaugh, Kyle C. (Public Library of Science, 2022-01-06)
    Giant kelp populations that support productive and diverse coastal ecosystems at temperate and subpolar latitudes of both hemispheres are vulnerable to changing climate conditions as well as direct human impacts. Observations ...
  • Disturbance and nutrients synchronise kelp forests across scales through interacting Moran effects 

    Castorani, Max C. N.; Bell, Tom W.; Walter, Jonathan A.; Reuman, Daniel C.; Cavanaugh, Kyle C.; Sheppard, Lawrence W. (Wiley, 2022-06-30)
    Spatial synchrony is a ubiquitous and important feature of population dynamics, but many aspects of this phenomenon are not well understood. In particular, it is largely unknown how multiple environmental drivers interact ...
  • Towards automated sample collection and return in extreme underwater environments 

    Billings, Gideon; Walter, Matthew R.; Pizarro, Oscar; Johnson-Roberson, Matthew; Camilli, Richard (Wiley, 2022-06-24)
    In this report, we present the system design, operational strategy, and results of coordinated multivehicle field demonstrations of autonomous marine robotic technologies in search-for-life missions within the Pacific shelf ...
  • Synchronous-clock range-angle relative acoustic navigation: a unified approach to multi-AUV localization, command, control, and coordination 

    Rypkema, Nicholas R.; Schmidt, Henrik; Fischell, Erin M. (Wiley, 2022-05-10)
    This paper presents a scalable acoustic navigation approach for the unified command, control, and coordination of multiple autonomous underwater vehicles (AUVs). Existing multi-AUV operations typically achieve coordination ...
  • Impacts of coastal infrastructure on shoreline response to major hurricanes in southwest Louisiana 

    Cadigan, Jack A.; Bekkaye, Jasmine H.; Jafari, Navid H.; Zhu, Ling; Booth, Ashley R.; Chen, Qin; Raubenheimer, Britt; Harris, Brian D.; O’Connor, Chris; Lane, Robert; Kemp, G. Paul; Day, Jason N.; Day, John W. (Frontiers Media, 2022-04-27)
    The Rockefeller Wildlife Refuge, located along the Chenier Plain in Southwest Louisiana, was the location of the sequential landfall of two major hurricanes in the 2020 hurricane season. To protect the rapidly retreating ...
  • Transmission loss for the Beaufort Lens and the critica frequency for mode propagation during ICEX-18 

    Baggeroer, Arthur B.; Collis, Jon M. (Acoustical Society of America, 2022-04-22)
    Complexities of acoustic propagation in ducts have long been known, e.g., shallow water environments and deep waters off Gibraltar. The “Beaufort Lens” (Lens) is a duct north of Alaska with nominal depths between 60 and ...
  • Maximum entropy inference of seabed properties using waveguide invariant features from surface ships 

    Knobles, David P.; Neilsen, Tracianne B.; Wilson, Preston S.; Hodgkiss, William S.; Bonnel, Julien; Lin, Ying-Tsong (Acoustical Society of America, 2022-04-28)
    coustic data were recorded on two vertical line arrays (VLAs) deployed in the New England Mud Patch during the Seabed Characterization Experiment 2017 in about 75 m of water. The sound recorded during the passage of merchant ...
  • TOSSIT: a low-cost, hand deployable, rope-less and acoustically silent mooring for underwater passive acoustic monitoring 

    Zitterbart, Daniel; Bocconcelli, Alessandro; Ochs, Miles; Bonnel, Julien (Elsevier, 2022-04-19)
    Passive Acoustic Monitoring (PAM) has been used to study the ocean for decades across several fields to answer biological, geological and meteorological questions such as marine mammal presence, measures of anthropogenic ...
  • Characteristic depths, fluxes and timescales for Greenland’s tidewater glacier fjords from subglacial discharge‐driven upwelling during summer 

    Slater, Donald A.; Carroll, Dustin; Oliver, Hilde; Hopwood, Mark J.; Straneo, Fiamma; Wood, Michael; Willis, Joshua K.; Morlighem, Mathieu (American Geophysical Union, 2022-03-02)
    Greenland's glacial fjords are a key bottleneck in the earth system, regulating exchange of heat, freshwater and nutrients between the ice sheet and ocean and hosting societally important fisheries. We combine recent ...
  • Autonomous tracking of salinity-intrusion fronts by a long-range autonomous underwater vehicle 

    Zhang, Yanwu; Yoder, Noa; Kieft, Brian; Kukulya, Amy L.; Hobson, Brett W.; Ryan, Svenja; Gawarkiewicz, Glen G. (Institute of Electrical and Electronics Engineers, 2022-04-18)
    Shoreward intrusions of anomalously salty water along the continental shelf of the Middle Atlantic Bight are often observed in spring and summer. Exchange of heat, nutrients, and carbon across the salinity-intrusion front ...
  • Autonomous water sampler for oil spill response 

    Gomez-Ibanez, Daniel; Kukulya, Amy L.; Belani, Abhimanyu; Conmy, Robyn N.; Sundaravadivelu, Devi; DiPinto, Lisa (MDPI, 2022-04-11)
    A newly developed water sampling system enables autonomous detection and sampling of underwater oil plumes. The Midwater Oil Sampler collects multiple 1-L samples of seawater when preset criteria are met. The sampler has ...
  • Acoustic detection range of right whale upcalls identified in near-real time from a moored buoy and a Slocum glider 

    Johnson, Hansen D.; Taggart, Christopher T.; Newhall, Arthur E.; Lin, Ying-Tsong; Baumgartner, Mark F. (Acoustical Society of America, 2022-04-13)
    The goal of this study was to characterize the detection range of a near real-time baleen whale detection system, the digital acoustic monitoring instrument/low-frequency detection and classification system (DMON/LFDCS), ...
  • Physical characteristics and evolution of a long-lasting mesoscale cyclonic eddy in the Straits of Florida 

    Zhang, Yingjun; Hu, Chuanmin; Kourafalou, Vassiliki; Liu, Yonggang; McGillicuddy, Dennis J.; Barnes, Brian B.; Hummon, Julia M. (Frontiers Media, 2022-03-30)
    Ocean eddies along the Loop Current (LC)/Florida Current (FC) front have been studied for decades, yet studies of the entire evolution of individual eddies are rare. Here, satellite altimetry and ocean color observations, ...
  • Impacts of storm surge barriers on drag, mixing, and exchange flow in a partially mixed estuary 

    Ralston, David K. (American Geophysical Union, 2022-04-11)
    Storm surge barriers are increasingly being considered as risk mitigation measures for coastal population centers. During non-storm periods, permanent barrier infrastructure reduces the flow cross-sectional area and affects ...
  • Frontogenesis, mixing, and stratification in estuarine channels with curvature 

    Bo, Tong; Ralston, David K. (American Meteorological Society, 2022-06-09)
    Idealized numerical simulations were conducted to investigate the influence of channel curvature on estuarine stratification and mixing. Stratification is decreased and tidal energy dissipation is increased in sinuous ...
  • A new structure for the Sea Ice Essential Climate variables of the Global Climate Observing System 

    Lavergne, Thomas; Kern, Stefan; Aaboe, Signe; Derby, Lauren; Dybkjaer, Gorm; Garric, Gilles; Heil, Petra; Hendricks, Stefan; Holfort, Jürgen; Howell, Stephen; Key, Jeffrey; Lieser, Jan; Maksym, Ted; Maslowski, Wieslaw; Meier, Walt; Muñoz-Sabater, Joaquín; Nicolas, Julien; Ozsoy, Burcu; Rabe, Benjamin; Rack, Wolfgang; Raphael, Marilyn; de Rosnay, Patricia; Smolyanitsky, Vasily; Tietsche, Steffen; Ukita, Jinro; Vichi, Marcello; Wagner, Penelope M.; Willmes, Sascha; Zhao, Xi (American Meteorological Society, 2022-06-01)
    Climate observations inform about the past and present state of the climate system. They underpin climate science, feed into policies for adaptation and mitigation, and increase awareness of the impacts of climate change. ...
  • Projected effects of climate change on Pseudo-nitzschia bloom dynamics in the Gulf of Maine 

    Clark, Suzanna; Hubbard, Katherine A.; Ralston, David K.; McGillicuddy, Dennis J.; Stock, Charles A.; Alexander, Michael A.; Curchitser, Enrique N. (Elsevier, 2022-03-24)
    Worldwide, warming ocean temperatures have contributed to extreme harmful algal bloom events and shifts in phytoplankton species composition. In 2016 in the Gulf of Maine (GOM), an unprecedented Pseudo-nitzschia bloom led ...
  • Tail-dependent spatial synchrony arises from nonlinear driver-response relationships 

    Walter, Jonathan A.; Castorani, Max C. N.; Bell, Tom W.; Sheppard, Lawrence W.; Cavanaugh, Kyle C.; Reuman, Daniel C. (Wiley, 2022-03-04)
    Spatial synchrony may be tail-dependent, that is, stronger when populations are abundant than scarce, or vice-versa. Here, ‘tail-dependent’ follows from distributions having a lower tail consisting of relatively low values ...
  • Development of a deep-sea submersible chemiluminescent analyzer for sensing short-lived reactive chemicals 

    Taenzer, Lina; Grabb, Kalina C.; Kapit, Jason; Pardis, William A.; Wankel, Scott D.; Hansel, Colleen M. (MDPI, 2022-02-22)
    Based on knowledge of their production pathways, and limited discrete observations, a variety of short-lived chemical species are inferred to play active roles in chemical cycling in the sea. In some cases, these species ...

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