 An aerial photo of Browns Island (on the left).Winter Island is on the right of the image, andAntioch is on the bottom. | |
  Browns Island  Browns Island  Browns Island  Browns Island | |
| Geography | |
|---|---|
| Location | Suisun Bay |
| Coordinates | 38°02′20″N121°51′53″W / 38.03881°N 121.86468°W /38.03881; -121.86468 |
| Area | 595 acres (241 ha) |
| Highest elevation | 0 m (0 ft)[1] |
| Administration | |
United States | |
| U.S. state | California |
| County | Contra Costa County |
| City | Pittsburg |
| Demographics | |
| Population | 0 |
Browns Island (alsoGwin Island orBrown Island)[1] is a regional preserve of theEast Bay Regional Park District (EBRPD) inPittsburg,Contra Costa County, California, United States. It is an island inSuisun Bay, part of theSacramento-San Joaquin River Delta,[a] separated from the rest of Pittsburg byNew York Slough.
The 595-acre (241 ha)[3] island is separated fromWinter Island to the east byMiddle Slough, and bounded by New York Slough on the south and Suisun Bay on the west and northwest. It is shown, labeled "Gwin Island", on an 1850 survey map of theSan Francisco Bay area made byCadwalader Ringgold[4] and an 1854 map of the area byHenry Lange.[5]
The East Bay Regional Park District has published a guide to the wild plants that grow on this island.[6] The island is home to six rare and endangered plant species, and a variety of aquatic birds.[2]
Map: Islands ofSuisun Bay and theSacramento–San Joaquin River Delta | |
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