Great Lakes science vessels work on a freshwater sea of more than 94,000 square miles helping scientists, educators and resource managers understand, restore and protect a global treasure.

GLASS is dedicated to improving communication & collaboration between science vessels & helping to best match the capabilities of all vessels with the needs of research & educational programs throughout the Great Lakes. This database includes U.S. & Canadian vessels in a wide range of sizes & capabilities. Information about active public & private research or educational vessels is posted. Information about old science vessels that are retired or no longer in service as science ships is also provided for reference and is marked: (historical). Use the ship locator map to find science vessels, check their status, locations, schedules & points of contact. Registered users can post news, job openings, announcements, shipyards & suppliers and other documents.

Ship Locator

Find ships using this interactive map

Featured News

Posted under Latest News on 2019-04-04
Research Vessel LAKE GUARDIAN left her berth near UWM’s School of Freshwater Sciences on Wednesday (4/3) and headed for the Lakes. Owned by the US Environmental Protection Agency, LAKE GUARDIAN... [read more]
Posted under Latest News on 2019-04-01 has been overhauled with security enhancements, bug fixes and improvements to enable registered users to post news, jobs and keep their vessel data up to date. Registered users are enco... [read more]
Posted under Latest News on 2019-03-13
UNOLS Great Lakes Chief Scientist Training Cruise Application deadline: March 29th, 2019 New to planning shipboard field work? Wondering how to request research vessel time, or specific pieces of... [read more]
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