Interactive Website to Mitigate Damage to Shallow Fresh Water Shipwrecks

Author(s): Anthony H Gilchrist

Year: 2025

Summary

This is an abstract from the session entitled "Paper / Report Submission (General Sessions)", at the 2025 annual meeting of the Society for Historical Archaeology.

A 2019 survey of shipwrecks in Lake Winnipesaukee, NH, discovered numerous shipwrecks at risk of destruction through interactions with recreational divers and fishermen. A subsequent study in 2021 used a reliable, low-cost method of recording shipwrecks to document their conditions. This involved creating accurately scaled 3D photogrammetric models using stereo/dual cameras and low-cost ROV systems. We are creating an open interactive website on Lake Winnipesaukee shipwrecks that contains the historical/archaeological story for each shipwreck, along with 3D models and drawings. Divers will be encouraged to upload images of these sites and additional shipwrecks, which would catalog the most up-to-date conditions and provide a forum for discussion. This information will be valuable for divers and historians. Advice on keeping shipwrecks in an ideal state will be included. The website will hopefully facilitate mitigation strategies for all shipwrecks in Lake Winnipesaukee. This project could easily be translated to other public historical sites.

Cite this Record

Interactive Website to Mitigate Damage to Shallow Fresh Water Shipwrecks. Anthony H Gilchrist. Presented at Society for Historical Archaeology, New Orleans, Louisiana. 2025 ( tDAR id: 508499)

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Contact(s): Nicole Haddow