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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Sunken Warship Discovery
CCOM Director Larry Mayer discusses the discovery of the WWII Imperial Japanese Navy destroyer Teruzuki during the Iron Bottom Sound expedition aboard the E/V Nautilus. (Image courtesy of Ocean Exploration Trust.)
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UNH Community Map Web Service
This project, funded by the Canadian Hydrographic Service, was developed at UNH under the leadership of CCOM's Christos Kastrisios. Learn how coastal communities can build a ‘community map’ with just one click!
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Nautilus and DriX - Back Together Again
CCOM is taking part in the E/V Nautilus' expedition to the Solomon Islands where they are exploring the WWII maritime archaeology of Guadalcanal in Iron Bottom Sound, and are using the DriX to make high resolutions maps of the battlefield seafloor. Photo courtesy of Exploration Trust.
Research
Education
Outreach
Expedition Reveals Thirteen Shipwrecks from WWII Battles off Guadalcanal
DVIDS, Aug. 7, 2025
Expedition Uncovers 13 Shipwrecks from WWII Battles off Guadalcanal
Greek Reporter, Aug. 6, 2025
13 WWII Shipwrecks Discovered Off Guadalcanal in Groundbreaking Nautilus Expedition
Indian Defense Review, Aug. 5, 2025
WWII Warship Found: See Images of Japanese Naval Destroyer Teruzuki
USA Today, Jul. 16, 2025
Photos Reveal Sunken Warship Discovered Half a Mile Deep After 83 Years
Newsweek, Jul. 16, 2025
Lost Severed Bow of USS New Orleans Discovered in South Pacific
Ocean News & Technology, Jul. 10, 2025
How to Livestream the Exploration of Shipwrecks in Guadalcanal
silive.com, Jul. 8, 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,
Mapping the Largest Known Cold-Water Coral Reef Habitat
Sowers, D., Mayer, L.M., Masetti, G., and Cantwell, K., Hydro International, vol. 2, July 2025.
New Hydrographic Survey Specifications - Updates and Enhancements
Wilson, M., Faulkes, T., Masetti, G., 2025 U.S. Hydro Conference. Wilmington, NC, 2025.
Advances in Ocean Mapping and Nautical Cartography
Masetti, G., Church, I., Hiroji, A.D., Andersen, O., MDPI Books, pp. 184, March 2025.
Calculating 3D Rugosity Maps for Complex Habitat Scans
Beregovyi, K., Dijkstra, J.A., and Butkiewicz, T., Frontiers in Marine Science, vol. 12, p. 1449332, 2025.
What Should the Machine Learn? Incorporating Geometric Knowledge into Underwater Acoustic Feature Representations
Dr. Ananya Sen Gupta
University of Iowa
Thursday, August 14, 2025, 3:30 p.m.
Chase 130
Guest Seminar [In-person] | Meeting-Join | Microsoft Teams
Meeting ID: 299 598 868 122 4, Passcode: vQ24tV9B
A Geoacoustic Bayesian Inversion for Large Calibrated Singlebeam Echosounder and Ground Truth Datasets
Andrew Niedbala
M.S. Thesis Defense
Ocean Engineering
Wednesday, August 13, 2025, 10:00 a.m.
Chase 130
Counting Kelp: Development and Assessment of Modelling Approaches to Improve Understanding of Kelp Bed Abundance and Resilience in the Gulf of Maine
Constance N. Tyler
Doctoral Dissertation Defense
Marine Biology
Monday, August 11, 2025, 11:00 a.m.
Chase 130