Explore › NorCal bottle digging
Vallejo old waterfront / Mare Island Strait east bank
BOTTLE DIGGING
GRAY AREA
INFERRED
Where: NorCal · approx. 38.1, -122.26 (vicinity only)
Why this spot: Briefly state capital 1852-53; navy yard across the strait from 1854
Access: Gray area.
East bank tidelands gray; Mare Island itself has restricted and contaminated zones - stay off.
Open in Mudlark Map →
Satellite view, historic-map overlays, tide/flow context and field notes are in the app. Exact research detail is part of Pro.
Pins are approximate by design. This page is historical research, not permission to dig. Check ownership and local law first.