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In 1930, UC Berkeley botany student Mary Bowerman accepted a professor’s assignment to identify all the flowers on Mount Diablo. “Little did I know 65 years ago that my senior project would become my life’s work,” explained Bowerman, who died … Read more
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At the northern edge of San Pablo Bay, a salt marsh harvest mouse hides beneath the protective cover of a pickleweed plant while a red-tailed hawk searches for breakfast. Only about six inches from the tip of its tail to … Read more
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In Schooner Bay, Drakes Bay Oyster Farm grows oysters and clams, producing 85 percent of the shellfish raised in Marin County. Point Reyes National Seashore, the company’s landlord, has long planned to close the farm when its 40-year lease expires … Read more
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To us, the San Bruno elfin butterfly, with its one-inch wingspan, seems small, but to the ants that protected it during its larval stage, it must seem a giant. On rocky north-facing outcrops on San Bruno Mountain in South San … Read more
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In July, the State Water Resources Control Board approved a plan to clean up mercury in San Francisco Bay, fulfilling a mandate set in 2002 when the Bay was placed on the impaired list under the Clean Water Act. According … Read more
It’s rare for a Bay Area city to be in the position of deciding what to do with a windfall of thousands of acres of open space within existing city limits. Yet that is precisely the challenge—and the opportunity—that the … Read more
Those of us behind the technological times may bristle at the convergence of computers and nature. What, you might ask, does an iPod have to do with an egret? “Education,” responds Caroline Warner of the San Francisco Bay Joint Venture, … Read more
San Francisco’s Natural Areas Program is in the final stages of hammering out a plan to guide the management and improvement of its designated Natural Resource Areas. Of the 3,480 acres managed by the Recreation and Parks Department, 31 sites … Read more
A favorite food of the southern sea otter is black abalone, a marine mollusk that has historically put down roots in rocky intertidal zones from Southern Oregon to Baja. This once-abundant creature—one of seven abalone species found off California—is nearing … Read more
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In late spring, a thumb-size least tern chick emerges from its egg on Alameda Point. The chick’s eyes are open at birth, and it can walk soon after hatching. Its parents, who shared incubation, also take turns caring for the … Read more
