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Martinez old waterfront flats

Tidal mudflat Inferred from historyGray area
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What you could find

Reported finds from this shoreline.

Sea potterySea pottery

Photos via Wikimedia Commons: NPS (Public domain).

Why this spot

1850s+ ferry and fishing town waterfront

Inference from port history.

Keep exploring nearby

More spots in this area.

Check access and collecting rules for each site.
Benicia Arsenal fringe / Army Point (do not dig)2 km away · Tidal foreshore
›
Glass Beach (9th Street)4 km away · Tidal foreshore
›
Benicia Glass Beach & Southampton flats4 km away · Tidal mudflat
›
Port Costa wharf frontage4 km away · Tidal mudflat
›