Triangle Marsh is a wetland of the

San Francisco Bay San Francisco Bay is a large tidal estuary in the U.S. state of California, and gives its name to the San Francisco Bay Area. It is dominated by the big cities of San Francisco, San Jose, and Oakland. San Francisco Bay drains water from a ...

, situated at the base of Ring Mountain at the north end of the Tiburon Peninsula in

Marin County, California Marin County is a County (United States), county located in the northwestern part of the San Francisco Bay Area of the U.S. state of California. As of the 2020 United States Census, 2020 census, the population was 262,231. Its county seat and ...

. Archaeological Pecked curvilinear nucleated

petroglyph A petroglyph is an image created by removing part of a rock surface by incising, picking, carving, or abrading, as a form of rock art. Outside North America, scholars often use terms such as "carving", "engraving", or other descriptions ...

s, and recovery on Ring Mountain, hold significant evidence of Native American habitation and likely proof that early Miwok peoples exploited marine resources from Triangle Marsh.C.M. Hogan, 2008 The property is owned by the Marin branch of the

National Audubon Society The National Audubon Society (Audubon; ) is an American non-profit environmental organization dedicated to conservation of birds and their habitats. Located in the United States and incorporated in 1905, Audubon is one of the oldest of such organ ...

who restored upland and wetland habitats there with funding from a variety of sources. Federal endangered species, including the clapper rail and salt marsh harvest mouse, live in the Marsh.

References

External links

Chuck Morton and Michael Galloway (2006) ''Tidal marsh restoration at Triangle marsh, Marin County'', John Muir Research Institute

C. Michael Hogan (2008) ''Ring Mountain'', The Megalithic Portal, ed. A. Burnham

Marshes of California Landforms of Marin County, California Wetlands of the San Francisco Bay Area Miwok Archaeological sites in California Natural history of Marin County, California Nature reserves in California Protected areas of Marin County, California Tiburon, California {{MarinCountyCA-geo-stub

See also

References

External links