Deer Island
Mortar Count: 2
Open
San Marin

Territory: Omiomi

The Omiomi were a Coast Miwok tribelet that inhabited the valley of Novato Creek and its surrounding hills.

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Deer Island

Deer IslandTwo bedrock mortars and two anvilsElevation 155 ft.This is another one of Joel’s North Bay discoveries. The mortars are on the other side of this somewhat unpromising-looking rock.Why are mortars conjoined like this? The difference in depth suggests that the shallower one is a “starter” mortar where nuts like acorns are broken up into […]

SanMartinPCNs1

San Marin

San MarinMultiple PCNsElevation 174 ft.A form of rock art known as the pecked curvilinear mucleated (PCN) petroglyph survives in a number of North Bay locations and can be found throughout the Coast Range mountains from the Oregon border to Santa Barbara.For an in-depth study of PCNs see Donna Gillette’s 2011 dissertation Cultural Markers on the […]