San Pablo Bay NWR.
The refuge began the restoration of 72 acres (29 ha) of low-yield
hayfields to tidal salt marsh last March by breaching a bayfront levee levee (lĕv`ē) [Fr.,=raised], embankment built along a river to prevent flooding by high water. Levees are the oldest and the most extensively used method of flood control. .
The goal is to bring back native pickleweed-dominated vegetation, which
is habitat for the salt marsh harvest mouse The Salt Marsh Harvest Mouse (Reithrodontomys raviventris), also known as the Red-bellied Harvest Mouse, is an endangered rodent endemic to the San Francisco Bay Area salt marshes in California. (Reithrodontomys
raviventris) and California clapper rail The California Clapper Rail (Rallus longirostris obsoletus) is an endangered subspecies of the Clapper Rail (R. longirostris). It is found principally in California's San Francisco Bay, and also in Monterey Bay and Morro Bay. (Rallus longirostris
obsoletus), two endangered species in the greater San Francisco Bay San Francisco Bay, 50 mi (80 km) long and from 3 to 13 mi (4.8–21 km) wide, W Calif.; entered through the Golden Gate, a strait between two peninsulas. estuary. The restoration site included lands managed by the refuge under
long-term lease from State of California Lands Commission. This site is
situated immediately east of and adjacent to the Tolay Creek Unit of the
refuge, a 435-acre (177-ha) site restored to tidal action in December
1998 for the same purposes.
COPYRIGHT 2003 University of Michigan, School of Natural Resources
No portion of this article can be reproduced without the express written permission from the copyright holder.
Copyright 2003 Gale, Cengage Learning. All rights reserved.
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