Category Archives: Contra Costa County

Surprising Summer Wildflowers at the Regional Parks Botanic Garden

This was a no-apology wildflower walk at the Regional Parks Botanical Garden in Tilden Regional Park in Berkeley.  Why no-apology?  Well, two days prior I had received a newsletter with an article highlighting two rare clarkia wildflowers that were in … Continue reading

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Mt Diablo State Park: Wall Point Rd – Pine Canyon loop

I decided to celebrate National Trails Day this year by hiking in Mt Diablo State Park, where there are over 500 miles of trails to choose from, with a variety of hike lengths and difficulties.  Due to a forecast of … Continue reading

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Docent-led tour at Antioch Dunes National Wildlife Refuge

Antioch Dunes National Wildlife Refuge is unique within the National Wildlife Refuge system: it is the only wildlife refuge that was established specifically to protect endangered plants and insects.  The special species protected here are the Antioch Dunes evening primrose, … Continue reading

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Iron Horse Regional Trail: Monument Blvd to Marsh Dr

The East Bay Regional Park District has, over its 81-year history, assembled an impressive variety of parks and trails in Alameda and Contra Costa Counties, including some 65 regional parks and 29 regional inter-park trails. This was my first visit … Continue reading

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Los Vaqueros Watershed: Tarantula Run half marathon route

In the San Francisco Bay Area, one of October’s characteristics is that it is considered to be tarantula season, when male tarantulas are on the prowl for mating opportunities. During a recent long hike on the Ohlone Wilderness Trail in … Continue reading

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Mt Diablo State Park: Mitchell Creek – Eagle Peak Loop

Mt Diablo State Park is a large (20,000 acres, or about 31 square miles) park whose centerpiece is 3849-foot Mt Diablo. Someday I will try to hike all the way to the top, a 14-mile round trip hike, but this … Continue reading

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Wildcat Canyon and Tilden Regional Parks: East Bay Skyline National Trail

This was a group hike to celebrate the first day of Spring by hiking the northern 10 miles of the East Bay Skyline National Trail in the East Bay hills of Contra Costa County, starting in Wildcat Canyon Regional Park … Continue reading

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