Where: California · North America · approx. 37.9, -122.32 (vicinity only)
Why this spot: Victorian bottle era, historically mapped
What turns up: Bay glass, ceramic shards and rusted hardware in the riprap and mud of the former bayfill shoreline.
Access: Gray area.
Regional shoreline park on filled bayland; surface finds tolerated, tideland removal restricted under state law.
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.