
Alameda Shellmound Map (v.2)
Featuring:
- All four Alameda Shellmounds
- Historic Wetlands
- Ancient Live Oak Forest
- Historic Oyster Beds
- Historic Alameda Beach
- Pre-1900 Alameda Shoreline
This is the first time all of these layers have been presented together, anywhere.
And, they are available to in a modern media format, viewable on desktop, tablet, and mobile devices.
This web map presents a part of Alameda History which was overlooked and ignored by Alameda’s Historians…
This map cannot be found in the Alameda Museum, Alameda Free Library, or any other Alameda Institution, it is exclusive to the Alameda Native History Project.
This map shows, beyond a doubt, that Alameda History is so much more than Victorian Houses.
About this Map
Map made and designed by Gabriel Duncan using opensource software and (open) data. He is a member of the Open Source Geospatial Foundation, and is currently working on getting the GIS Lab Accredited.
-Software/Services Used:
-Data Sources:
- Pre-1900 Shoreline compiled by Gabriel Duncan from NOAA Shoreline Data Rescue Project of San Francisco Bay, California
- Historic Alameda Wetlands created by Gabriel Duncan
- 1909, Shellmounds of the San Francisco Bay Region, N.C. Nelson. – Georeferenced by Gabriel Duncan to form the Nelson-Duncan San Francisco Bay Area Shellmounds Map.
- U.S. Geological Survey, National Geospatial Technical Operations Center: 2023 USGS Land Cover – Woodland Downloadable Data Collection
- 2022, USGS Topo Map Vector Data Downloadable Data Collection
- USGS National Structures Dataset (NSD) California (published 20240215) Shapefile: U.S. Geological Survey
- Chestnut Shellmound plotted by Gabriel Duncan from article found in Alameda Daily Evening Encinal, published Fri, Jul 27, 1894, (Page 3), “Indian Skeletons”.