Center for Coastal and Ocean Mapping Joint Hydrographic Center

The Center for Coastal and Ocean Mapping/Joint Hydrographic Center, located at the University of New Hampshire, is a national center of expertise in ocean mapping and hydrographic sciences.

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  • Ocean Discovery Day slide with photos of visitors using the bathymetric sandbox, handling starfish, and learning about the BEN ASV

    Ocean Discovery Day is Here!

    Join us for a chance to explore the marine science facilities at UNH! Hold a starfish, learn about ocean floor mapping, drive a mini ROV, and so much more.

    Friday is Student Day when we host hundreds of school children, then we open our doors to the public on Saturday. Come and enjoy this free, family-friendly event!

    Get the details here

  • Still from video of Jenna Ehnot and Natalie Cook Q&A from inside the control center for the Lake Erie expedition.

    Live Q&A with Jenna and Natalie

    On Friday, October 17, at 1:00 p.m. EDT, CCOM grad students Jenna Ehnot and Natalie Cook will take questions and discuss their experiences with marine robotics, as well as their current mapping expedition in Lake Erie.

    Join the Q&A here

  • Larry Mayer in front of large-scale tiled video display showing a bathymetric image

    Larry Mayer Receives National Champion of the Ocean Award

    CCOM director Larry Mayer has received the National Champion of the Ocean Award from the Urban Coast Institute (UCI) of New Jersey's Monmouth University where he made remarks at the 2025 Future of the Ocean Symposium. 

    Watch Larry's talk here

  • Three panels showing the Gulf Surveyor in Portsmouth Harbor, Chase Ocean Research Lab showing the walkway and courtyard, and a bathymetric map of Portsmouth Harbor.

    Come Work with Us!

    CCOM/JHC is seeking a Research Administrator I to join our dynamic administrative team in Durham, NH. CCOM's researchers develop cutting-edge technologies, conduct global expeditions, and mentor graduate students in hydrography and ocean sciences. The administrative team plays a vital role in supporting these efforts, working closely with IT, facilities, and university departments to ensure smooth operations. Please share the link with friends and colleagues who may be interested.

    Apply here

Recent Publications

Measurements of the Angular Dependence of Acoustic Seafloor Scattering in Sandy Sites
Hare, J., Lyons, A.P., and Venegas, G.R., J. Acoust. Soc. Am. 158, 2225–2237. 2025.


Perspectives From the South Pacific’s Papua New Guinea and Kiribati on Ocean Mapping’s Importance and How Collaborations Through Seabed 2030 Can Help Achieve Sustainable Ocean Management Goals
Kinney, J., Oliver, E.,Uriam, T., and Roperez, J., Marine Technology Society Journal, 59 (2), 34–39. 2025.


Bridging the Depths in Algeria: Advancing Hydrospatial Data for Sustainable Marine Management
Bellabad, F., Kinney, J., Khellaf, R., and Otmani, H., Marine Technology Society Journal, 59 (2), pp. 40–50. 2025.


HydrOffice: A Research-to-Operations Framework for Ocean Mapping
Masetti, G., Armstrong, A., Faulkes, T., and Wilson, M., News from the NOMEC Council, p. 6, Summer 2025, 


More Publications

Events

Ocean Discovery Day
Student Day: Friday, October 17
Public Open House: Saturday, October 18
Chase Ocean Engineering Laboratory, UNH
24 Colovos Rd., Durham, NH


Nor’easters, Hurricanes, Storm Surge and the Earth’s Rotation
Jamie Pringle
Department of Earth Sciences
University of New Hampshire
Friday, October 10, 3:10pm
Chase 105


Community-Based Ocean Exploration in the Pacific with E/V Nautilus: Partnerships, Innovations, and Highlights
Derek Sowers
Ocean Exploration Trust
Friday, October 3, 3:10pm
Chase 105


Recent Results and Future Challenges for AUVs in Ocean Exploration
Dana R. Yoerger
Woods Hole Oceanographic Institution
Friday, September 26, 3:10pm
Chase 105


More Events