Exploring Nature in the San Francisco Bay Area

  • Bay Area Reservoirs and Recreational Areas

    Bay Area Reservoirs and Recreational Areas

    There are quite a few reservoirs and artificial lakes in and around the Bay Area that are open to the public for a variety of recreational acitivities. Following is a listing of many of these which, while not necessarily comprehensive, gives you a range of places to get wet this summer and beyond. East Bay…

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  • Sonar Testing and Gray Whales

    Sonar Testing and Gray Whales

    In mid-November, a federal judge gave the U.S. Navy permission to test its Low-Frequency Array (LFA) sonar in the western Pacific Ocean. The system transmits sounds up to 215 decibels, approximately equivalent to the noise of an F-15 fighter jet during takeoff. Environmental groups have sought to stop the Navy, fearing that whales in the…

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  • Star Gazing and Night Hiking Resources

    Star Gazing and Night Hiking Resources

    To See the Stars Well do I know that I am mortal and a creature of one day;but when my mind follows the massed wheeling circles of the stars,my feet no longer touch the earth…—Ptolemy, epigram to the Almagest Observatories & Planetaria Visiting the Chabot Space and Science Center (510-336-7300; located on Skyline Boulevard in…

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  • The Eastshore State Park and the Fate of the Albany Bulb

    The Eastshore State Park and the Fate of the Albany Bulb

    The new Eastshore State Park comprises one of the largest undeveloped public landholdings fronting San Francisco Bay, stretching from the Bay Bridge in Oakland to Marina Bay in Richmond. The 8.5-mile-long, 260-acre park is the result of more than four decades of lobbying, negotiations, and ballot initiatives by local environmental activists. In 2000, the Department…

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  • Learning More About Ravens

    Learning More About Ravens

    To learn more about ravens, you might first dive into a field guide—Audubon, Golden, Peterson, Sibley, among others. In addition to a clear, concise description of your bird in question, most field guides will point to distinguishing features (in the raven’s case, its large size, Roman-nosed beak, diamond-shaped tail, and gliding in flight, etc); range…

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  • Quail Habitat Restoration Around the Bay

    Quail Habitat Restoration Around the Bay

    When Christmas Bird Counts revealed that the quail population in San Francisco was plummeting, the Golden Gate Audubon Society (GGAS) launched its Save the Quail campaign. Together with the Golden Gate National Recreation Area and the Presidio Trust, GGAS has developed a quail recovery plan with an initial focus on the Presidio, home to the…

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