Habitat Quality
Habitat Quality
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Trace Metals in San Francisco Bay Clams
The clams Potamocorbula amurensis and Corbicula fluminea were collected at a variety of sites in the San Francisco Bay/ Delta beginning July 1990 and ending February 2010. These invasive species were used as biosentinels of the fate, transport, and effects of trace metals in the San Francisco Bay ecosystem.
Habitat Quality
USGS is currently enhancing its existing water-quality monitoring network in the Bay-Delta with the establishment of “super stations” at strategic locations to collect data every 15 minutes (continuous monitoring) on a variety of water- and habitat-quality characteristics.
Fate of Endangered Species in San Francisco Bay Tidal Marshes with Sea-Level Rise
The San Francisco Bay estuary contains the largest remaining expanse of tidal salt marshes in the western U.S. These marshes are home to a variety of federal and state protected species, such as the California clapper rail, California black rail, and the salt marsh harvest mouse. The estuary is also located on the Pacific Flyway, and is an important site for migrating and wintering birds...