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("7 million people live around the Bay.","As a result of fill, the Bay has shrunk by one-third.","Only 40% percent of the water that once flowed into the bay reaches it today.","The Bay's watershed is roughly 60,000 square miles, or about 40% of California.","90% of the Bay's original wetlands have been filled, drained, or diked.","The average depth of the Bay is 14 feet, with a maximum depth of 360 feet at the Golden Gate.","There are 10 islands in the Bay.","San Francisco Bay's total water volume is more than 5 million acre-feet or 1.6 trillion gallons.","California sea lions can reach 1,000 pounds and 7 feet in length.","The Bay's watershed is roughly 60,000 square miles, or about 40% of California.","There are 290 shoreline recreation areas around the Bay","The difference between the Bay's high and low tides can reach 12 feet.","The San Francisco Bay and Delta form the West Coast's largest estuary.","One handful of Bay mud contains up to 40,000 organisms.","One can of motor oil can contaminate up to 25,000 gallons of water.","Birds from as far away as Siberia migrate to the Bay.");
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