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Maritime Archaeological Society Home 2025 Annual MAS Meeting About Projects Membership Training Sponsorships Donations Contact News More 2025 Annual Conference Join us for a FREE afternoon of shipwrecks archaeology and more. Saturday April 5th 2025 Barbey Maritime Center Astoria OR Who We Are Serving the Pacific Northwest and beyond MAS is dedicated to historical shipwreck documentation and public education in maritime heritage. Headquartered in Astoria Oregon MAS was created to help document and share maritime history with the public. The Maritime Archaeological Society is a registered 501c3 not for profit organization.