Day

April 23, 2019

New Video: USGS Investigates 50-Year Mystery of San Francisco Bay

Between April 1969 and March 2019, USGS conducted 1,167 boat-based sampling cruises to better understand changing conditions in San Francisco Bay — producing data used by scientists around the world. Meet four scientists and the captain of the March 14, 2019 cruise, and watch them plumb the Bay depths, drag nets, filter samples, and explain their work.
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The San Francisco Bay-Delta is named in the federal Clean Water Act as one of 28 “estuaries of national significance." For over 20 years, the San Francisco Estuary Partnership has worked together with local communities and federal and state agencies to improve the health of California’s most urbanized estuary.

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