Oregon
Astoria, OR
Columbia River mouth port
Tidal mudflat Source-confirmed findsGray area
What you could find
Reported finds from this shoreline.
Old bottles
Sea potteryAlso reported: 1880s-1900s cannery, brewery.
Photos via Wikimedia Commons: Sheila Sund (CC BY 2.0), NPS (Public domain).
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Why this spot
1880s+ Sanborn-mapped town on Columbia River mouth (Pacific estuary)
Sanborn coverage from 1884 confirms a dense built-out cannery port right at the Columbia mouth, one of the richest bottle-era waterfronts in Oregon.
Keep exploring nearby
More spots in this area.