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Unnatural Predators, Uneasy Controls For the past 15 years, biologist Leora Feeney has monitored endangered California least terns, trapped their predators, and tried to keep one of their habitats - approximately 60 acres at the Oakland Airport - free of invasive vegetation. ("I tell my husband I'm going to go weed the airport," jokes Feeney.) Although young terns have not fledged at the airport since 1989, they do use the site for courtship and resting on soft sand. Feeney believes the airport is crucial for the endangered terns as an additional site to the Alameda Naval Air Station, where the terns have successfully bred for over ten years and predators are carefully managed ... »Read More

CALFED - Cloudy Outlook for Drinking Water? Water diverted from the Delta may not be able to meet forthcoming new national drinking water standards using currently accepted advanced ... »Read More Bulletin Board High Selenium in the Bay: New research by the U.S. Geological Survey found levels of the naturally occurring trace element selenium ... »Read More Old Flood Money for New Methods A bill that would help restore urban and rural waterways-with no new federal funding-will be introduced to Congress this spring ... »Read More Cutting Red Tape to Transfer Water Legislation that would smooth voluntary transfers of water supplies between the haves and the have nots took a baby step ... »Read More Rock Lopping Harding. Shag. Arch. Blossom. The names of these underwater rocks scattered across San Francisco Bay might suggest a certain nautical ... »Read More Silver Creek Selenium Surge Too much water coming too fast is the reason given for a controversial commingling of selenium-laced flood flows and agricultural irrigation ... »Read More Air Water Trade-Off? Does cleaner air mean dirtier water? A key ingredient of California's reformulated gasoline has begun showing up in surface and groundwater ... »Read More Letters to the Editor Dear Estuary, In your February article on the proposed listing of steelhead trout, you mentioned that biologists consider the steelhead ... »Read More San Jose Stanches Fresh Flows Up to 21 million gallons of treated wastewater now being discharged into the South Bay each day - wastewater that is rapidly converting ... »Read More School Yard - Wet and Wild Education Each spring since 1995 the freshwater marsh at Big Break in Oakley has been invaded by hordes of small creatures sporting brightly colored ... »Read More