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“Mapping and Geomorphic Characterization of the Vast Cold-Water Coral Mounds of the Blake Plateau”, Geomatics, vol. 4(1). MDPI, pp. 17-47, 2024.
, “Soundscape Assessment of a Deepwater (12 kHz) Multibeam Mapping Survey”, in The Effects of Noise on Aquatic Life, 1stst ed., Springer Cham, 2024, pp. 1-17.
, “BathyGlobe GapFiller: A Planning Tool to Help Fill the Gaps in World Bathymetry”, The International Hydrographic Review, vol. 29(2). International Hydrographic Organization, pp. 16-27, 2023.
, “The GEBCO_2023 Grid - A Continuous Terrain Model of the Global Oceans and Land”. NERC EDS British Oceanographic Data Centre NOC, 2023.
, “Groundtruther: A QGIS Plug-in for Seafloor Characterization, Environmental Modelling and Software”, Environmental Modelling and Software, vol. 171. 2023.
, “Mapping and Geomorphic Characterization of the Vast Cold-Water Coral Mounds of the Blake Plateau”, 8th International Symposium Deep-Sea Corals. Edinburgh, Scotland, UK, 2023.
ISDSC8_Sowers_et_al_Poster_Final.pdf (4.02 MB)
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“Mapping Northern Greenland Waters”, Hydro International, vol. 4. 2023.
, “Mapping Northern Greenland Waters: A Blank Spot on Nautical Charts in Ice-Infested Waters”, Hydro International, vol. 27,3. pp. 17-21, 2023.
, “Uncrewed Surface Systems Facilitating a New Era of Global Ocean Exploration”, International Hydrographic Review, vol. 29(1). International Hydrographic Office (IHO), 2023.
, “The GEBCO 2022 Grid - A Continuous Terrain Model of the Global Oceans and Land”. NERC EDS British Oceanographic Data Centre NOC, 2022.
, “A Global Assessment of the Mixed Layer in Coastal Sediments and Implications for Carbon Storage”, Nature Communications, vol. 13, 4903. 2022.
, “The International Bathymetric Chart of the Southern Ocean Version 2”, Scientific Data, vol. 9(1). Springer Nature, 2022.
, “The International Bathymetric Chart of the Southern Ocean Version 2”, Sci Data, vol. 9, 275. 2022.
, “Polar Region Bathymetry: Critical Knowledge for the Prediction of Global Sea Level Rise”, Frontiers in Marine Science. 2022.
, “Standardized Geomorphic Characterization of the Extensive Cold-Water Coral Mound Province of the Blake Plateau, USA”, Ocean Sciences Meeting 2022. 2022.
, “Amplified Climate Sensitivity of Northern Greenland Fjords through Sea-Ice Damming”, Communications Earth & Environment, vol. 2(70). 2021.
, “A Deep Scattering Layer Under the North Pole Pack Ice”, Progress in Oceanography, vol. 194. 2021.
, “Environmental and Geomorphological Effects on the Distribution of Deep-Sea Canyon and Seamount Communities in the Northwest Atlantic”, Frontiers in Marine Science, vol. 8:691668. 2021.
, “Fine-scale Mapping of Deep-Sea Habitat-Forming Species Densities Reveals Taxonomic Specific Environmental Drivers”, Global Ecology and Biogeography, vol. 30. Wiley, pp. 1286-1298, 2021.
, “The Holocene Dynamics of Ryder Glacier and Ice Tongue in North Greenland”, The Cryosphere, vol. 15(8). European Geosciences Union, pp. 4073-4097, 2021.
, “The Quest to Completely Map the World’s Oceans in Support of Understanding Marine Biodiversity and the Regulatory Barriers We Have Created”, in Marine Biodiversity of Areas Beyond National Jurisdiction / Center for Ocean Law and Policy , vol. 24, Leiden, The Netherlands: Brill Publishers, 2021, pp. 149-156.
, “Remote Estimations of Seafloor Gas Flux Using Broadband Acoustics”, Underwater Acoustic Conference and Exhibition 2021. Virtual, 2021.
, “Spatial Analysis of Beaked Whale Foraging During Two 12 kHz Multibeam Echosounder Surveys”, Frontiers in Marine Science, vol. 8:654184. 2021.
, “Application of the Coastal and Marine Ecological Classification Standard to Gosnold Seamount, North Atlantic Ocean”, in Seafloor Geomorphology as Benthic Habitat, 2nd nd ed., Elsevier, 2020, pp. 903-916.
, “Applications of the Gulf of Maine Operational Forecast System to Enhance Spatio-Temporal Oceanographic Awareness for Ocean Mapping”, Frontiers in Marine Science, vol. 6:804. Frontiers Media, 2020.
, “Basalts from the Chukchi Borderland: 40Ar/39Ar Ages and Geochemistry of Submarine Intraplate Lavas Dredged from the Western Arctic Ocean”, Journal of Geophysical Research: Solid Earth, vol. 125. American Geophysical Union, 2020.
, “Climate Change and the Legal Effects of Sea Level Rise: An Introduction to the Science”, in New Knowledge and Changing Circumstances in the Law of the Sea, Brill Nijhoff Press, 2020, pp. 343-357.
, “The Effect of Two 12 kHz Multibeam Mapping Surveys on the Foraging Behavior of Cuvier’s Beaked Whales Off of Southern California”, Journal of the Acoustical Society of America, vol. 147(6). Acoustical Society of America, pp. 3849-3858, 2020.
, “The e-Learning Python for Ocean Mapping project - Empowering the Next Generation of Ocean Mappers with Effective Programming Skills”, 2020 Canadian Hydrographic Conference. Quebec City, Quebec, Canada, 2020.
ePOM_CHC2010_abstract.pdf (36.64 KB)
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“Geomorphology and Microhabitats of Large, Isolated, Immobile Bedforms in the Great South Channel, Northwest Atlantic Ocean”, in Seafloor Geomorphology as Benthic Habitat, 2nd nd ed., 2020, pp. 503-518.
, “Glacial Sedimentation, Fluxes and Erosion Rates Associated with Ice Retreat in Petermann Fjord and Nares Strait, North-West Greenland”, The Cryosphere, vol. 14. Copernicus Publications, pp. 261-286, 2020.
, “A Global Geographic Grid System for Visualizing Bathymetry”, Geoscientific Instrumentation Methods and Data Systems, vol. 9(2). European Geosciences Union, pp. 375-384, 2020.
, “The International Bathymetric Chart of the Arctic Ocean Version 4.0”, Sci Data 7, vol. 176(2020). 2020.
, “Leveraging Predictions from NOAA’s Oceanographic Forecast Models to Increase Environmental Variability Awareness in Ocean Mapping”, American Meteorological Society 100th Meeting. Boston, MA, 2020.
Abstract_ Leveraging Predictions from Noaa's Oceanographic Forecast Models to Increase Environmental Variability Awareness in Ocean Mapping (100th American Meteorological Society Annual Meeting).pdf (59.06 KB)
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“Mass Wasting on Alpha Ridge in the Arctic Ocean: New Insights from Multibeam Bathymetry and Sub-bottom Profiler Data”, Geological Society of London, Special Publication, vol. 500. pp. 323-340, 2020.
, “Open Backscatter Toolchain (OpenBST) - A Community-Vetted Workflow for Backscatter Processing”, 2020 Canadian Hydrographic Conference. Quebec City, Quebec, Canada, 2020.
chc2020_openbst_abstract.pdf (291.51 KB)
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“Ryder Glacier in Northwest Greenland is Shielded from Warm Atlantic Water by a Bathymetric Sill”, Nature Communications Earth & Environment, vol. 45. Springer Nature, 2020.
, “Scientific Challenges and Present Capabilities in Underwater Robotic Vehicle Design and Navigation for Oceanographic Exploration Under-Ice”, Remote Sensing, vol. 12(16):2588. 2020.
, “Standardized Geomorphic Classification of Seafloor Within the United States Atlantic Canyons and Continental Margin”, Frontiers in Marine Science, vol. 7(9). pp. 1-9, 2020.
, “Submarine Ridges and Submarine Elevations under the Law of the Sea Convention: A Further Look”, in New Knowledge and Changing Circumstances in the Law of the Sea, Brill Nijhoff Press, 2020, pp. 264–288.
, “Tracking the Spatiotemporal Variability of the Oxic–Anoxic Interface in the Baltic Sea with Broadband Acoustics”, ICES Journal of Marine Science. 2020.
, “Adding Value to Broad-Scale Ocean Exploration Mapping Data Through Standardized Geomorphic Classification and Backscatter Data Analysis”, 2019 Fall Meeting, American Geophysical Union (AGU). p. San Francisco, CA, 2019.
, “Echoes from the Ocean’s Interior: High-Frequency Observations of Ocean Phenomena”, The Journal of the Acoustical Society of America, vol. 145(3). Acoustical Society of America, pp. 1653-1653, 2019.
, “Evolving Arctic Bathymetry: The International Bathymetric Chart of the Arctic Ocean (IBCAO) Version 4.0 Compiled Under the Auspices of the Nippon Foundation-GEBCO-Seabed 2030 Project”, 2019 Fall Meeting of the American Geophysical Union. p. San Francisco, CA, 2019.
, “Mapping Multibeam Echo Sounders – A Square Peg in a Round Hole”, Journal of Ocean Technology, vol. 14. Fisheries and Marine Institute of Memorial University of Newfoundland, pp. 41-46, 2019.
Kates Varghese_2019.pdf (500.79 KB)
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“Mapping the Lava Deltas of the 2018 Eruption of Kīlauea Volcano”, Oceanography, vol. 32(1). The Oceanography Society, pp. 46-47, 2019.
, “The Open Backscatter Toolchain (OpenBST) Project: Towards an Open-Source and Metadata-Rich Modular Implementation”, U.S. Hydro 2019. p. Biloxi, MS, 2019.
US_Hydro_2019_OpenBST_abstract.pdf (66.36 KB)
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“Seafloor Mapping – The Challenge of a Truly Global Ocean Bathymetry”, Frontiers in Marine Science, vol. 6(283). p. 283, 2019.
, “Sensing for Hydrographic Autonomous Surface Vehicles”, U.S. Hydrographic Conference (US HYDRO). The Hydrographic Society of America, Biloxi, MS, 2019.
, ““Walking with the Ancients” in the Southern California Continental Borderland”, Oceanography, vol. vol. 32(1). The Oceanography Society, pp. 54-55, 2019.
, “A Wideband Acoustic Method for Direct Assessment of Bubble-Mediated Methane Flux”, Continental Shelf Research, vol. 173. Elsevier, pp. 104-115, 2019.
, “Acoustic Mapping of Mixed Layer Depth”, Ocean Science, vol. 14, 3. pp. 503-514, 2018.
, “An Automatic Procedure for the Quantitative Characterization of Submarine Bedforms”, Geosciences, vol. 8(1). MDPI, p. 28, 2018.
, “Bathymetric and Reflectivity-derived Data Fusion for Preliminary Seafloor Segmentation and Strategic Bottom Sampling”, GeoHab 2018. p. Santa Barbara, CA, 2018.
Masetti_et_al_GeoHab_2018_Bathymetric_and_Reflectivity_derived_Data_Fusion.pdf (112.08 KB)
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“Bathymetry and Oceanic Flow Structure at Two Deep Passages Crossing the Lomonosov Ridge”, Ocean Science, vol. 14. Copernicus Publications, pp. 1-13, 2018.
, “A Bathymetry- and Reflectivity-Based Approach for Seafloor Segmentation”, Geosciences, vol. 8 (1). MDPI Publishing, Basel, Switzerland, p. 14, 2018.
geosciences-08-00014.pdf (7.16 MB)
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“E/V Nautilus Mapping and Exploration of North Pacific Seamounts During Expeditions in 2017 and 2018”, 2018 Fall Meeting, American Geophysical Union (AGU). p. Washington, DC, 2018.
, “A Framework to Quantify Uncertainties of Seafloor Backscatter from Swath Mapping Echosounders”, Marine Geophysical Research, vol. 39(1-2). Springer, pp. 151-168, 2018.
, “The Holocene Retreat Dynamics and Stability of Petermann Glacier in Northwest Greenland”, Nature Communications. Springer Nature, 2018.
, “Mapping Community Structure of Canyons and Seamounts of the Northeastern US Atlantic Margin”, 15th Deep-Sea Biology Symposium. p. Monterey Bay, CA, 2018.
, “Mapping the World's Oceans”, The Bridge, vol. 48 (3). National Academy of Engineering, pp. 35-42, 2018.
, “The Nippon Foundation-GEBCO Seabed 2030 Project: The Quest to See the World's Oceans Completely Mapped by 2030”, Geosciences, vol. 8 (2). 2018.
, “Seal Occurrence and Habitat Use during Summer in Petermann Fjord, Northwestern Greenland”, Arctic, vol. 71(3):334. Arctic Institute of North America, 2018.
, “Submerged Sea Caves of Southern California's Continental Borderland”, Oceanography, vol. 31(1). pp. 30-31, 2018.
, “Acoustic Mapping of Thermohaline Staircases in the Arctic Ocean”, Nature Scientific Reports, vol. 7:15192. Springer Nature, pp. 1-9, 2017.
Stranne_et_al_2017_Acoustic_Mapping_of_Thermohaline_Staircases.pdf (3.65 MB)
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“Advancement in the Estimation of Gas Seep Flux from Echosounder Measurements”, 2017 US Hydrographic Conference. p. Galveston, TX, 2017.
, “Analysis of the Radiated Sound Field of Deep Water Multibeam Echo Sounders for Return Intensity Calibration Using an Underwater Hydrophone Array”, The Journal of the Acoustical Society of America, vol. 142(2). Acoustical Society of America, pp. 2731-2731, 2017.
, “BedMachine v3: Complete Bed Topography and Ocean Bathymetry Mapping of Greenland From Multibeam Echo Sounding Combined With Mass Conservation”, Geophysical Research Letters, vol. 44. John Wiley and Sons, Inc., p. 11, 2017.
, “Correlating Sea Level Rise Still-stands to Marine Terraces and Undiscovered Submerged Shoreline Features in the Channel Islands (USA) Using Autonomous and Remotely Operated Systems”, 2017 Fall Meeting, American Geophysical Union (AGU). p. New Orleans, LA, 2017.
, “The De Long Trough: A Newly Discovered Glacial Trough on the East Siberian Continental Margin”, Climate of the Past, vol. 13,9. Copernicus Publications, pp. 1269-1284, 2017.
, “The Deglacial to Holocene Paleoceanography of Bering Strait: Results From the SWERUS-C3 Program”, 2017 Fall Meeting, American Geophysical Union (AGU). p. New Orleans, LA, 2017.
, “Distribution of an Acoustic Scattering Layer, Petermann Fjord, Northwest Greenland”, 2017 Fall Meeting, American Geophysical Union (AGU). p. New Orleans, LA, 2017.
AGU2017_HeffronEtAl_OS31A-1355_LowRes.pdf (4.78 MB)
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“How to Improve the Quality and the Reproducibility for Acoustic Seafloor Characterization”, GeoHab 2017. p. Nova Scotia, Canada, 2017.
geohab_2017_abstracts.pdf (2.33 MB)
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“Implementation of an Acoustic-based Methane Flux Estimation Methodology in the Eastern Siberian Arctic Sea ”, 2017 Fall Meeting, American Geophysical Union (AGU). p. New Orleans, LA, 2017.
, “Investigating Bubble Transport and Fate in the Watercolumn with Calibrated Broadband Split-Beam Echosounder Data”, 174th Meeting of the Acoustical Society of America. p. New Orleans, LA, 2017.
, “A Multi-Frequency Investigation of the Influences of Groundwater Discharge on Hydrocarbon Emission and Transport in the Baltic Sea”, 2017 Fall Meeting, American Geophysical Union (AGU). p. New Orleans, LA, 2017.
, “Post-Glacial Flooding of the Bering Land Bridge Dated to 11 cal ka BP Based on New Geophysical and Sediment records”, Climate of the Past, vol. 13. Copernicus Publications, pp. 991-1005, 2017.
, “Seafloor Mapping: We’ve Come a Long Way – But Still Have Far to Go”, 2017 Fall Meeting, American Geophysical Union (AGU). p. New Orleans, LA, 2017.
, “Acoustic and Geomorphological Signatures of Gas Seeps on the East Siberian Margin”, 2016 Graduate Research Conference. University of New Hampshire, Durham, NH, 2016.
, “The Arctic Continental Shelf and Its Evolving Morphologic Context”, in Challenges of the Changing Arctic: Continental Shelf, Navigation and Fisheries, vol. 19, Leiden, The Netherlands: Brill Nijhoff Press, 2016, pp. 17–41.
, “Cascades and Plunge Pools in the Gulf of Alaska”, in Atlas of Submarine Glacial Landforms: Modern, Quaternary and Ancient, vol. Memoirs, London, UK: Geological Society of London , 2016, pp. 389-390.
, “Chatham Fan and Adjacent Upper Baranof Fan Channels and Levee, U.S. Gulf of Alaska Margin”, in Atlas of Submarine Glacial Landforms: Modern, Quaternary and Ancient, vol. Memoirs, London, UK: Geological Society of London , 2016, p. 387.
, “Evidence for an Ice Shelf Covering the Central Arctic Ocean During the Penultimate Glaciation”, Nature Communications, vol. 7. Macmillan Publishers Ltd., 2016.
mayer-natcomm-01-2016.pdf (3.3 MB)
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“Exploration of Hydrothermal Vents Along the Galapagos Spreading Center”, Oceanography, vol. 29, No.1, Supplement. The Oceanography Society, pp. 35-7, 2016.
mayer-oceanography-v29-no1-galapagos.pdf (692.56 KB)
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“The Glacimarine Sediment Budget of the Nares Strait-Petermann Fjord Area Since the Last Glacial Maximum”, 2016 Fall Meeting, American Geological Society (AGU). San Francisco, CA, 2016.
, “The History of Retreat Dynamics of Petermann Glacier Inferred from Submarine Glacial Landforms”, 2016 Fall Meeting, American Geological Society (AGU). p. San Francisco, CA, 2016.
, “Mapping Submarine Glacial Landforms Using Acoustic Methods”, in Atlas of Submarine Glacial Landforms: Modern, Quaternary and Ancient, vol. Memoirs, London, UK: Geological Society of London, 2016, pp. 17-40.
, “Mapping the Eastern Pacific Ocean”, Oceanography, vol. 29, No.1, Supplement. The Oceanography Society, pp. 38-9, 2016.
mayer-oceanography-v29-no1-eastern-pacific.pdf (484.31 KB)
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“The Petermann Glacier Experiment, NW Greenland”, 2016 Fall Meeting, American Geological Society (AGU). p. San Francisco, CA, 2016.
, “Quantification of Methane Gas Flux and Bubble Fate on the Eastern Siberian Arctic Shelf Utilizing Calibrated Split-beam Echosounder Data”, 2016 Fall Meeting, American Geological Union (AGU). p. San Francisco, CA, 2016.
, “Signs of Recent Volcanism and Hydrothermal Activity Along the Eastern Segment of the Galapagos Spreading Center”, 2016 Fall Meeting, American Geophysical Union (AGU). American Geophysical Union , San Francisco, CA, p. San Francisco, CA, 2016.
, “Towards the Complete Characterization of Marine-Terminating Glacier Outlet Systems”, 2016 Fall Meeting, American Geophysical Society (AGU). p. San Francisco, CA, 2016.
, “An Ultrahigh-Latitude Submarine Channel: Northern Chukchi Rise”, in Atlas of Submarine Glacial Landforms: Modern, Quaternary and Ancient., vol. Memoirs, London, UK: The Geological Society of London, 2016, pp. 391-392.
, “U.S. Law of the Sea Cruise to Map and Sample the US Arctic Ocean Margin, Healy 1603”, Center for Coastal and Ocean Mapping / Joint Hydrographic Center, University of New Hampshire, Durham, NH, 2016.
, “Alpha / Mendeleev Ridge and Chukchi Borderland 40Ar/39Ar Geochronology and Geochemistry: Character of the First Submarine Intraplate Lavas Recovered from the Arctic Ocean”, EGU General Assembly 2015, vol. 17. Vienna, Austria, 2015.
, “Arctic Ocean Bathymetry: A Necessary Geospatial Framework”, ARCTIC, vol. 68, No. 5. Arctic Institute of North America, Calgary, Canada, pp. 41-47, 2015.
jakobsson-mayer-monahan-arctic-2015.pdf (500.23 KB)
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“On the Existence of an East-Siberian-Chukchi Ice Sheet: New Insights from the SWERUS-C3 Expedition 2014”, 2015 Fall Meeting, American Geophysical Union (AGU). San Francisco, CA, 2015.
, “First Bedrock Samples Dredged from Submarine Outcrops in the Chukchi Borderland, Arctic Ocean”, Geosphere, vol. 11, no. 1. The Geological Society of America, pp. 76-92, 2015.
, “High Resolution Mapping of Offshore and Onshore Glaciogenic Features in Metamorphic Bedrock Terrain, Melville Bay, Northwestern Greenland”, Geomorphology, vol. 250. Elsevier, pp. 29-40, 2015.
, “Inventory and Comparative evaluation of Seabed Mapping, Classification and Modeling Activities in the Northwest Atlantic, USA to Support Regional Ocean Planning”, Journal of Sea Research, vol. 100. Elsevier, pp. 133-149, 2015.
, “Mapping the Surficial Geology of the Arctic Ocean: A Layer for the IBCAO”, Offshore Technology Conference (OTC). Society of Petroleum Engineers, Copenhagen, Denmark, 2015.
, “A Multi-Frequency Look at Gas Seeps on the East Siberian Margin”, 2015 Fall Meeting, American Geophysical Union (AGU). San Francisco, CA, 2015.
, “A Multi-Frequency Look at Gas Seeps on the East Siberian Margin”, AGU Fall 2015 Conference . American Geophysical Union , San Francisco, CA, 2015.
AGU_Poster_2015NEWEST.pdf (2.97 MB)
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“Seamounts, Submarine Channels, and New Discoveries”, Journal of Ocean Technology, vol. 10, No. 3. Fisheries and Marine Institute of Memorial University of Newfoundland, St. John's, Newfoundland, Canada, pp. 1-14, 2015.
Armstrong-et-al-2015-ocean-tech.pdf (557.4 KB)
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“Acoustic estimates of methane gas flux from the seabed in a 6000 km2 region of the Northern Gulf of Mexico”, Geochemistry, Geophysics, Geosystems, vol. 15, no. 5. AGU, pp. 1911-1925, 2014.
ggge20450.pdf (1.66 MB)
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“Arctic Ocean Glacial History”, Quaternary Science Reviews, vol. 92. pp. 42-67, 2014.
, “Evaluation of Arctic Multibeam Sonar Data Using Nadir Crossover Analysis and Compilation of a Full-Resolution Data Product”, Computers and Geosciences, vol. 66. Elsevier, pp. 228-236, 2014.
, “First scientific dives of the Nereid Under Ice hybrid ROV in the Arctic Ocean”, 2014 Fall Meeting, American Geophysical Union (AGU). San Francisco, CA, 2014.
, “High-resolution Mapping of Offshore and Onshore Glaciogenic Features in Melville Bay, Northwestern Greenland”, 2014 Fall Meeting, American Geophysical Union (AGU). San Francisco, CA, 2014.
, “Mapping the Surficial Geology of the Arctic Ocean”, 2014 Fall Meeting, American Geophysical Union (AGU). San Francisco, CA, 2014.
, “Ocean Mapping”, Journal of Ocean Technology, vol. 9. No. 2. Fisheries and Marine Institute of Memorial University of Newfoundland, St. John's, Newfoundland, Canada, pp. 13-18, 2014.
, “Preliminary Polar Sea Trials of Nereid-UI: A Remotely Operated Underwater Vehicle for Oceanographic Access Under Ice”, 2014 Fall Meeting, American Geophysical Union (AGU). San Francisco, CA, 2014.
, “Use of seafloor stereo-images to validate automatic classification of benthic habitats”, GeoHab 2014. Lorne, Victoria, Australia, 2014.
, “What a Difference a Swath Makes!”, AGU Fall Meeting. San Francisco, CA, 2014.
, “Acoustic and optical observations of methane gas seeps in the Gulf of Mexico”, Proceedings of Meetings on Acoustics, vol. 19. 2013.
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“Arctic Ocean Bathymetry: A required geospatial framework”, The Arctic Observing Summit . 2013.
, “The Caledonian suture in the high Arctic? New Data from the Chukchi Borderland, Amerasia Basin”, 2013 Fall Meeting, American Geophysical Union (AGU). San Francisco, CA, 2013.
, “Challenges of defining uncertainty in multibeam sonar derived seafloor backscatter”, International Underwater Acoustic Conference and Exhibition. Corfu, Greece, 2013.
, “Design and Fabrication of Nereid-UI: A Remotely Operated Underwater Vehicle for Oceanographic Access Under Ice”, 2013 Fall Meeting, American Geophysical Union (AGU). San Francisco, CA, 2013.
, “Designing Improved Sediment Transport Visualizations”, MTS/IEEE Oceans 2013. IEEE, San Diego, CA, USA, 2013.
, “A detailed seabed signature from Hurricane Sandy revealed in bedforms and scour”, Geochemistry Geophysics Geosystems, vol. 14. AGU and the Geochemical Society, 2013.
SandyImpact_ggge.pdf (2.28 MB)
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“A detailed seabed signature from Hurricane Sandy revealed in bedforms and scour”, Geochemistry, Geophysics, Geosystems, vol. 14. AGU, pp. 4334–4340, 2013.
, “Dredged Bedrock Samples from the Amerasia Basin, Arctic Ocean”, 2013 Fall Meeting, American Geophysical Union (AGU). San Francisco, CA, 2013.
, “Exploration of Eratosthenes Seamount – A continental fragment being forced down an oceanic trench”, Oceanography , vol. 26. Oceanography Society, pp. 36-41, 2013.
, “Hurricane Sandy’s Fingerprint: Ripple Bedforms at an Inner Continental Shelf Sorted Bedform Field Site”, 2013 Fall Meeting, American Geophysical Union (AGU). San Francisco, CA, 2013.
, “Morphodynamic Impacts of Hurricane Sandy on the Inner-shelf”, 2013 Fall Meeting, American Geophysical Union (AGU). San Francisco, CA, 2013.
, “Multibeam Echosounder System Optimization for Water Column Mapping of Undersea Gas Seeps”, FEMME-2013. Boston, MA, United States, 2013.
, “Scientific Discoveries in the Central Arctic Ocean Based on Seafloor Mapping Carried Out to Support Article 76 Extended Continental Shelf Claims”, 2013 Fall Meeting, American Geophysical Union (AGU). San Francisco, CA, 2013.
, “Utilizing New Multibeam Sonar Datasets to Map Potential Locations of Sensitive Benthic Habitats in the U.S. Atlantic Extended Continental Shelf”, 2013 Fall Meeting, American Geophysical Union (AGU). San Francisco, CA, 2013.
, “Acoustic observations of oil and gas in the northern Gulf of Mexico during and after the Deepwater Horizon spill”, 243rd Meeting of the American Chemical Society. 2012.
, “Acoustic sensing of gas seeps in the deep ocean with split-beam echosounders”, 11th European Conference on Underwater Acoustics, Edinburgh, Scotland. 2012.
, “Application of Landscape Mosaics for the Ecological Status Assesment of Subtidal Macroalgae Communities Using the CFR Index”, XIII International Symposium on Oceanography of the Bay of Biscay. Santander, Spain, 2012.
, “Arctic Marine Research: A U.S. Practitioner's Perspective”, in Arctic Science, International Law and Climate Change, Berlin, Germany: Springer Heidleberg, 2012, pp. 83-95.
, “Combining angular and spatial information from multibeam backscatter data for improved unsupervised acoustic seabed segmentation”, Shallow Survey 2012. Wellington, New Zealand, 2012.
, “The Continental Shelf and Changing Sea Level”, in Maritime Boundary Diplomacy, Center for Oceans Law and Policy Series, Martinus Nijhoff Publishers, 2012, pp. 197-212.
, “Deepwater Horizon and the Arctic: Is there a Need for International Regulation?”, in The Law of the Sea Convention: U.S. Accession and Globalization, Center for Oceans Law and Policy Series., Leiden, South Holland, The Netherlands: Martinus Nijhoff Publishers, 2012, pp. 512 - 528.
, “Development of Nereid-UI: A Remotely Operated Underwater Vehicle for Oceanographic Access Under Ice”, 2012 Fall Meeting, American Geophysical Union (AGU). San Francisco, CA, United States, 2012.
, “Exploration of the Black, Aegean, and Mediterranean Seas Aboard E/V Nautilus”, 2012 Fall Meeting, American Geophysical Union (AGU). San Francisco, CA, United States, 2012.
, “Exploring Eratosthenes Seamount with Deep Submergence Vehicles, Telepresence, and the E/V Nautilus”, Oceans-12. Hampton Roads, VA, USA, 2012.
, “Geological interpretation of a low-backscatter anomaly found on the New Jersey continental margin”, Marine Geology, vol. 326-328. Elsevier, pp. 46-54, 2012.
Sweeney-et-al-2012.pdf (3.34 MB)
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“The International Bathymetric Chart of the Arctic Ocean (IBCAO) version 3.0”, Geophysical Research Letters, vol. 39. 2012.
Jakobsson-et-al-2012-GRL.pdf (778.6 KB)
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“Mapping Gas Seeps with the Deepwater Multibeam Echosounder on Okeanos Explorer”, Oceanography, vol. 25. 2012.
, “Multibeam Echosounder System Optimization for Water Column Mapping of Undersea Gas Seeps”, 2012 Canadian Hydrographic Conference. Niagara Falls, Ontario, Canada, 2012.
, “Quality Assessment of GEBCO 08, Smith and Sandwell and SRTM30 Plus Grids in the Arctic”, 2012 Fall Meeting, American Geophysical Union (AGU). San Francisco, CA, United States, 2012.
, “Recent Advantages in Ocean Mapping”, The Journal of Ocean Technology, vol. 7, no. 2. pp. 1 - 12, 2012.
, “Re-evaluating Amerasian Basin tectonics and sedimentation with new geophysical data”, International Geological Conference (IGC). Brisbane, Australia, 2012.
, “Scientific basis for safely shutting in the Macondo Well after the April 20, 2010 Deepwater Horizon blowout”, Proceedings of the National Academy of Sciences. 2012.
, , “Status of U.S. Mapping Activities in the Arctic”, International Scientific Conference on the Extended Continental Shelf in the Arctic. Portsmouth, NH, USA, 2012.
, “U.S. Law of the Sea Cruise to Map and Sample the US Arctic Ocean Margin”, University of New Hampshire (UNH), Center for Coastal and Ocean Mapping (CCOM)/Joint Hydrographic Center (JHC), 2012.
HEALY1202_FINAL_CRUISE REPORT.pdf (9.31 MB)
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“A U.S. Practitioner's Perspective”, in Contributions on Comparative Public Law and International Law, Max Plank Institute, 2012.
, “Acoustic observations of the deep scattering layer during the Deepwater Horizon oil spill”, 161st meeting of the Acoustical Society of America. Seattle, WA, USA, 2011.
, “Construction of seafloor thematic maps from multibeam acoustic backscatter angular response data”, Computers and Geosciences Journal. Elsevier, Cambridge, MA, USA, 2011.
, “Detecting and mapping gas seeps with a deepwater multibeam echosounder”, Subsea and Arctic Leak Detection Symposium. Houston, TX, USA, 2011.
, “Estimating oil concentration and flow rate with calibrated vessel-mounted acoustic echo sounders”, PNAS (Proceedings of the National Academy of Sciences of the United States of America), vol. 108. 2011.
, “New Frontiers in Ocean Exploration: The 2011 E/V NAUTILUS Field Season”, 2011 Fall Meeting, American Geological Union (AGU). San Francisco, CA, USA, 2011.
, “Petrography and U-Pb zircon geochronology of Caledonian age orthogneisses dredged from the Chukchi Borderland, Arctic Ocean”, 2011 Fall Meeting, American Geological Union (AGU). San Francisco, CA, USA, 2011.
, “U.S. Law of the Sea Cruise to Map the Foot of the Slope and 2500-m Isobath of the U.S. Arctic Ocean Margin”, Center for Coastal and Ocean Mapping (CCOM)/Joint Hydrographic Center (JHC), 2011.
Mayer_2011_cruise_report_HEALY1102.pdf (12.53 MB)
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“Marine Benthic Habitat Mapping of Muir Inlet, Glacier Bay National Park and Preserve, Alaska, with an Evaluation of the Coastal and Marine Ecological Classification Standard III”, U.S. Geological Survey (USGS), Scientific Investigations Map 3122, 2010.
, “Petrography and U-pb, Detrital Zircon Geochronology of Metasedimentary Strata Dredged from the Chukchi Borderland, Amerasia Basin, Arctic Ocean”, American Geophysical Union (AGU). San Francisco, CA, USA, 2010.
, “New Frontiers in Ocean Exploration: The 2010 E/V Nautilus Field Season”, American Geophysical Union (AGU). San Francisco, CA, USA, 2010.
, “Observations Near the Well Head using Vessel Mounted Scientific Echo Sounders”, Acoustical Society of America (ASA). Cancun, Quintana Roo, Mexico, 2010.
, “Sedimentation in Canada Basin, Western Arctic”, American Geophysical Union (AGU). San Francisco, CA, USA, 2010.
, “Remote Acoustic Characterization of Seafloor Properties from an AUV”, Ocean Sciences Meeting. Portland, OR, USA, 2010.
, “Correction of Bathymetric Survey Artifacts Resulting from Apparent Wave-Induced Vertical Position of an AUV”, Canadian Hydrographic Conference (CHC). Quebec City, Quebec, Canada, 2010.
, “An Arctic Ice Shelf During MIS 6 Constrained by New Geophysical and Geological Data”, Quarternary Science Review, vol. 29. Wiley, pp. 3505-3517, 2010.
, “A New Look at Northwind Ridge: Implications for the History of the Canada Basin”, American Geophysical Union (AGU). San Francisco, CA, USA, 2010.
, “More than the Bottom: Multibeam Sonars and Water-column Imaging”, American Geophysical Union (AGU). San Francisco, CA, USA, pp. 1-1, 2010.
, “Seafloor Mapping and Exploration in a Changing Arctic Sea Ice Environment”, in Changes in the Arctic Environment and the Law of the Sea, vol. 33, no. M.H Nordquist, J.N. Moore & T. Heider, Leiden, South Holland, The Netherlands: Martinus Nijhoff legacy_publishers, 2010, pp. 83-106.
, “Correction of Bathymetric Artifacts Resulting from Surface-Wave Inducted Modulations of an AUV Pressure Sensor”, University of New Hampshire (UNH), Center for Coastal and Ocean Mapping (CCOM)/Joint Hydrographic Center (JHC), 2010.
Schmidt_2010_Report_Correction_of_Bathymetric_Survey_Artifacts_of_an_AUV.pdf (1.46 MB)
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“Multibeam mapping of the United States continental margin: Supporting the effort to delinieate the extended continental shelf under Article 76 of the United Nations Convention on the Law of the Sea”, International Hydrographic Conference. Cape Town, South Africa, 2010.
, “Seafloor Mapping In The Arctic:Support For a Potential US Extended Continental Shelf”, International Hydrographic Review, vol. 3. Geomatics Information & Trading Center - GITC, Lemmers, Amsterdam, The Netherlands, pp. 14-23, 2010.
Mayer_2010_IHR_Sea_Floor_Mapping_In_The_Arctic.pdf (684.1 KB)
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“Advanced Mid-Water Tools for 4D Marine Data Fusion and Visualization”, IEEE Oceans. Biloxi, MS, USA, 2009.
, “Measurements of Acoustic Backscatter and Density of Captive Atlantic Cod with Synchronized 300-kHz Multibeam and 120-kHz Split-Beam Echosounders”, ICES Journal of Marine Science, vol. 66. Elsevier, New York, NY, USA, pp. 1303-1309, 2009.
, “Correction of Bathymetric Survey Artifacts Resulting from Apparent Wave-induced Vertical Movement of an AUV”, University of New Hampshire (UNH), Center for Coastal and Ocean Mapping (CCOM)/Joint Hydrographic Center (JHC), 2009.
, “Okeanos Explorer - Aligning Today's Technology to a New Paradigm of Ocean Exploration”, FEMME - Kongsberg (users conference). Lisbon, Lisbon, Portugal, 2009.
, “High-resolution Delineation of Acoustically Homogeneous Areas in Multibeam Backscatter Maps”, Gulf of Maine Symposium. St. Andrews, New Brunswick, Canada, 2009.
, “Effects of a Large Fishing Closure on Benthic Communitites in the Western Gulf of Maine: Recovery from the Effects of Gillnets and Otter Trawls”, Fisheries Bulletin, vol. 107. National Marine Fisheries Service Scientific Publications Office, pp. 308-317, 2009.
, “Angular Range Analysis of Acoustic Themes from Stanton Banks Ireland: A Link Between Visual Interpretation and Multibeam Echosounder Angular Signatures”, ACM Transactions on Applied Perception (TAP), vol. 70. Association for Computing Machinery (ACM), New York, NY, USA, pp. 1298-1304, 2009.
Fonseca_2009_AA_Angular_range_analysis_of_acoustic_themes_from_Stanton_Banks_Ireland.pdf (2.61 MB)
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“Mapping in the Arctic Ocean in Support of a Potential Extended Continental Shelf”, U.S. Hydrographic Conference (US HYDRO). Norfolk, VA, USA, pp. 0-13, 2009.
Mayer_09_USHYDRO_Mapping_in_Arctic_in_support_of_potential_ecs.pdf (1.06 MB)
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“U.S. Law of the Sea cruise to map the foot of the slope and 2500-m isobath of the US Arctic Ocean margin, cruise report for 2009”, Center for Coastal and Ocean Mapping (CCOM)/Joint Hydrographic Center (JHC), 2009.
Mayer_2009_cruise_report_HE0905.pdf (11.14 MB)
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“Quantification of Glacimarine Sediment Yields Using Multibeam Sonar in Alaskan Fjords”, American Geophysical Union (AGU), vol. 89. San Francisco, CA, USA, 2008.
, “Going Autonomous Seafloor Mapping from an AUV, Recent Results and Challenges”, Shallow Water Survey Conference (SWS). Durham, NH, USA, 2008.
, “Detecting bedform migration in Portsmouth Harbor, New Hampshire, USA, on relatively short spatial and temporal scales”, American Geophysical Union (AGU). San Francisco, CA, USA, 2008.
, “Glaciogenic Bedforms on the Chukchi Borderland, Morris Jesup Rise and Yermak Plateau: Three Prolongations of the Arctic Ocean Continental Margin”, American Geophysical Union (AGU). San Francisco, CA, USA, 2008.
, “An Improved Bathymetric Portrayal of the Arctic Ocean: Implications for Ocean Modeling and Geological, Geophysical and Oceanographic Analyses”, Geophysical Research Letters, vol. 35. American Geophysical Union , Washington DC, Washington DC, USA, pp. 0-1, 2008.
, “Dredged Rock Samples from the Alpha Ridge, Arctic Ocean: Implications for the Tectonic History and Origin of the Amerasian Basin”, American Geophysical Union (AGU), vol. 89. San Francisco, CA, USA, 2008.
, “Detecting bedform migration in Portsmouth Harbor on relatively short time-scales from high-resolution multibeam bathymetry”, Shallow Water Survey Conference (SWS). Durham, NH, USA, 2008.
, “Observations of High Frequency, Long Range Acoustic Propagation in a Harbor Environment”, WaterSide Security. Copenhagen, Copenhagen, Denmark, 2008.
, “Development of Advanced Technologies for Surveying Sea Scallops and Other Benthic Organisms”, Joint Airborne LIDAR Bathymetry Technical Center of Expertise Coastal Mapping and Charting Workshop (JALBTCX). San Francisco, CA, USA, 2008.
, “Approaches and Requirements of Quantitative Comparison of the Multibeam Sonar Benthic Acoustic Backscatter”, Shallow Water Survey Conference (SWS). Durham, NH, USA, 2008.
, “High-frequency One-way Propagation Experiments in Portsmouth Harbor, NH”, Meeting of the Acoustical Society of America (ASA). Miami, FL, USA, 2008.
, “From the Arctic to the Tropics: The U.S. UNCLOS Bathymetric Mapping Program”, Canadian Hydrographic Conference (CHC). Victoria, British Columbia, Canada, pp. 1-11, 2008.
Gardner_08_CHC_From_the_Arctice_to_the_Tropics.pdf (1.2 MB)
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“From the Arctic to the tropics: The U.S. UNCLOS bathymetryic mapping program.”, Canadian Hydrographic Conference (CHC). 2008.
, “Recent Mapping and Sampling on the Chukchi Borderland and Alpha/Medeleev Ridge”, American Geophysical Union. San Francisco, CA, United States, 2008.
, “Recent Mapping and Sampling on the Chukchi Borderland and Alpha/Medeleev Ridge”, American Geophysical Union (AGU), vol. 89. San Francisco, CA, USA, 2008.
, “U.S. Law of the Sea Cruise to Map the Foot of the Slope and 2500-m Isobath of the U.S. Arctic Ocean Margin. Cruise Report for 2008”, University of New Hampshire (UNH), Center for Coastal and Ocean Mapping (CCOM)/Joint Hydrographic Center (JHC), 2008.
Mayer_08_HEALY_0805_CRUISERPT.pdf (31.06 MB)
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