title: Tubbs Island
text: # Tubbs Island
  
  Tubbs Island is an island in San Pablo Bay (an embayment of San Francisco Bay). It is in Sonoma County, California, and parts of it are managed as part of the Napa-Sonoma Marshes Wildlife Area. Its coordinates are 38°08′59″N 122°25′27″W﻿ / ﻿38.14972°N 122.42417°W﻿ / 38.14972; -122.42417﻿ (Tubbs Island), and the United States Geological Survey measured its elevation as 0 ft (0 m) in 1981. It, long with Island No. 1, Island No. 2 and Green Island, are labeled on a 1902 USGS map of the area.
  
  