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2018
B. R. Calder, Dijkstra, S. J., Hoy, S., Himschoot, K., and Schofield, A., “Design of a Trusted Community Bathymetry System”, 2018 Canadian Hydrographic Conference. Canadian Hydrographic Association, Victoria, BC, Canada, 2018.PDF icon 2018-02-19_Calder_etal_TrustedCommunityBathymetry_CHC18.pdf (1.6 MB)
2017
A. R. Norton and Dijkstra, S. J., “Comparing Acoustic- and Aerial Imagery-based Methods of Eelgrass Mapping at Two New England Sites”, Coastal and Estuarine Research Federation Biennial Conference. p. Providence, RI, 2017.PDF icon Norton_Abstract_CERF2017_final.pdf (140.67 KB)
A. R. Norton, “Development of a New Acoustic Mapping Method for Eelgrass Using a Multi-Beam Echo-Sounder”, GeoHab 2017. p. Halifax, Nova Scotia, Canada, 2017.PDF icon Norton_GeoHab2017_Abstract.pdf (203.77 KB)
J. A. Dijkstra, Norton, A. R., and Dijkstra, S. J., “Three-Dimensional Assessment of Seaweed Habitats Using Remote Sensing”, Coastal and Estuarine Research Federation. p. Providence, RI, 2017.
2016
A. R. Norton and Dijkstra, S. J., “Developments in Eelgrass Mapping Methodology Using Hydrographic Multi-beam Sonar”, 25th Annual Zosterapalooza. EPA District 1 Offices, Boston, MA, 2016.PDF icon Zosterapalooza2016poster.pdf (1.42 MB)
A. R. Norton and Dijkstra, S. J., “Observations of Acoustic Backscatter and Current Velocity Above an Eelgrass Canopy Over Multiple Tidal Cycles”, New England Estuarine Research Society Fall Meeting. p. Block Island, RI, 2016.PDF icon Norton_FallNEERSAbstract.pdf (97.52 KB)
2015
A. R. Norton and Dijkstra, S. J., “Detecting and Characterizing the Deep Edge and Canopy Height of Eelgrass Beds Using a Multi-beam Echosounder”, Coastal and Estuarine Research Federation Biennial Conference. Portland, OR, 2015.
A. R. Norton and Dijkstra, S. J., “Mapping and Measuring Eelgrass Beds With an MB1 Sonar”, Teledyne Marine Technology Workshop. San Diego, CA, 2015.
A. R. Norton and Dijkstra, S. J., “Mapping and Measuring Eelgrass with a Multi-beam Sonar in the Great Bay Estuary, New Hampshire”, 24th Annual Zosterapalooza. EPA District 1, Boston, MA, 2015.PDF icon 2015_03_21ZosterapaloozaPoster.pdf (2.98 MB)
2013
A. Berry, Cezairle, Y., Chowdhury, M., Englert, C., Gunasinghage , P., Guo, X., Hassan, N., Masetti, G., Minami, H., Nguyen, T., Thein, S., Welton, B., Wilson, M., Armstrong, A. A., Dijkstra, S. J., Smith, B., and Terry, E., “CCOM-JHC Summer Hydro 2012: A High-Res Survey Under 12 Flags”, Eighth Annual GEBCO Bathymetric Science Day. Venice, Italy, 2013.PDF icon ccom_poster_gebco_2013.pdf (730.59 KB)
2011
T. Beduhn and Dijkstra, S. J., “On the Horizon: Better Bottom Detection for Areas of Sub-Aquatic Vegetation”, U.S. Hydrographic Conference (US HYDRO). Tampa, FL, USA, 2011.PDF icon Beduhn_Dijkstra_2011_on_the_horizon_better_bottom_detection.pdf (1.7 MB)
S. J. Dijkstra and Armstrong, A. A., “IHO/FIG/ICA Category A Course Program Submission”, Center for Coastal and Ocean Mapping/ Joint Hydrographic Center, Durham, NH, USA, 2011.
2005
R. E. Grizzle, Ward, L. G., Adams, J. R., Dijkstra, S. J., and Smith, B., “Mapping and Characterizing Oyster Reefs using Acoustic Techniques, Underwater Videography and Quadrat Sampling”, Benthic Habitats and the Effects of Fishing, no. P.W. Barnes & J.P. Thomas. American Fisheries Society, Bethesda, MD, USA, pp. 153-159, 2005.
2004
S. J. Dijkstra, “Robust Characterization of SHOALS Lidar Signals for Bottom Segmentation and Classification: A Combined Parameter-estimation and Curve Fitting Approach”, American Society for Photogrammetry and Remote Sensing (ASPRS). Denver, CO, USA, pp. 0-0, 2004.
G. R. Elston and Dijkstra, S. J., “Waveform characterization, clustering and segmentation of SHOALS”, Joint Airborne LIDAR Bathymetry Technical Center of Expertise Coastal Mapping and Charting Workshop (JALBTCX). St. Andrews, New Brunswick, Canada, pp. 0-0, 2004.
S. J. Dijkstra and Elston, G. R., “Bottom Segmentation and Classification Using Expectation-maximization Clustering Methods on SHOALS Data”, American Society for Photogrammetry and Remote Sensing (ASPRS). Denver, CO, USA, pp. 0-0, 2004.
S. J. Dijkstra and Elston, G. R., “Quantitative Inter-channel Calibration of SHOALS Signals for Consistent Bottom Segmentation and Characterization”, American Society for Photogrammetry and Remote Sensing (ASPRS). Denver, CO, USA, pp. 0-0, 2004.Image icon Dijkstra_2004_ASPRS_Quantitative_inter-channel_calibration_SHOALS_signals_for_segmentation_and_characterization.jpg (1.46 MB)
2003
D. Monahan, Chance, J., Dare, P., Dijkstra, S. J., Dodd, D., Howden, D., Richer, J., Santos, M., Wells, D. E., and Wiesenburg, D., “Hydrographic Learning 24/7”, U.S. Hydrographic Conference (US HYDRO). Biloxi, MS, USA, pp. 0-0, 2003.
C. F. Lewis, Blasco, S. M., Forsyth, D. A., Mayer, L. A., Dijkstra, S. J., Jacobi, R. D., Todd, B. J., Coakley, J. P., and King, J. W., “Do Quaternary Sediments Register Paleoseismicity or Neotectonic Rejuvenation of Ancient Faults Beneath Lake Ontario?”, Geological Society of America (GSA). Halifax, Nova Scotia, Canada, pp. 0-0, 2003.
R. E. Grizzle, Adams, J. R., Dijkstra, S. J., Smith, B., and Ward, R. W., Mapping and Characterizing Subtidal Oyster Reefs Using Acoustic Techniques, Underwater Videography and Quadrat Counts, no. P.W. Barnes & J.P. Thomas. Bethesda, MD, USA: American Fisheries Society, 2003.
2002
S. J. Dijkstra and Intelmann, S., “Mapping Benthic Habitat at Various scales in the Olympic National Marine Sanctuary, WA”, National Shellfisheries Association (NSA). New Orleans, LA, USA, pp. 0-0, 2002.
S. J. Dijkstra and Grizzle, R. E., “Automated Interpretation of Sidescan and Single-beam Sonar for Characterization and Mapping the Extent of Subtidal Oyster Reefs”, National Shellfisheries Association (NSA). Mystic, CT, USA, pp. 0-0, 2002.
D. E. Wells, Richer, J., Santos, M., Dare, P., Allen, I., Wiesenburg, D., Dodd, D., Howden, D., Davis, J., Armstrong, A. A., Dijkstra, S. J., Alexander, L., Monahan, D., Chance, J., and Fruge, F., “Open Access Learning at Sea”, Canadian Hydrographic Conference (CHC). Toronto, Ontario, Canada, pp. 0-0, 2002.
2001
J. R. Adams, Dijkstra, S. J., Grizzle, R. E., Nelson, J., and Ward, L. G., “Comparison of Acoustic Techniques, Videography, and Quadrant Sampling for Characterizing Subtidal Oyster Reefs”, National Shellfisheries Association (NSA). Mystic, CT, USA, 2001.
S. J. Dijkstra, “Seafloor Characterization Using Vertical Incidence Echosounders: A Study in Portsmouth Harbor and the Great Bay Estuary, New Hampshire”, International Conference on High-Resolution Survey in Shallow Water (HRSSW). Portsmouth, NH, USA, pp. 0-0, 2001.
2000
S. J. Dijkstra and Mayer, L. A., “TracEd: A Remote Acoustic Seafloor Characterization System for Use with Vertical Incidence Echosounders”, IEEE Oceans. IEEE, Washington DC, Washington DC, USA, pp. 1211-1217, 2000.