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Showing 1 to 14 of 14 for “"San Joaquin River"”.
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Navigation on the San Joaquin River, 1848-1925
… thesis is a history of the navigation on the San Joaquin River from 1848 until 1925. The main purpose of the thesis will be to examine chronologically any and all events and factors concerned with the navigation of the river during that period of time. The first chapter will survey the …
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Zooplankton phytoplankton interactions in the San Joaquin River, Ca
… food supply for higher order organisms in the San Joaquin River Delta. Algae have been shown to significantly impact DO concentrations in the Deep Water Ship Channel (DWSC) of the San Joaquin River (SJR) estuary. Zooplankton grazing is one of the important mechanisms that influence the fate and …
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Molecular analysis of algal communities in the San Joaquin River
… to efficiently analyze algal communities in river water samples. Polymerase Chain Reaction (PCR) primers were designed to amplify the 18S rRNA gene of certain taxonomic groups of freshwater algae; there was limited success in specific amplification. Additionally, a primer pair utilizing both …
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Diatoms of the genus thalassiosira from the tidal San Joaquin River, Stockton CA, USA
… from a fifty-two kilometer reach of the San Joaquin River in the vicinity of Stockton, California, USA. The study was conducted between the South Airport Way bridge near Vernalis and the Stockton Deep Water Ship Channel during fall and summer of both 2005 and 2006. The entire reach is …
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The status of beavers in the delta area of the San Joaquin River, San Joaquin County, California, 1950-1951
… long and 15 miles wide situated 65 miles east of San Francisco Bay where the San Joaquin and Sacramento Rivers join and enter Suisun Bay. The waterways in this area are fresh water from these rivers, but they are affected by the ocean tides and to some extent by the salinity of the ocean water. …
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A comparison of swimming behavior in four species of mice found in the Sacramento-San Joaquin River Delta of California
… in four species of mice found in the Sacramento-San Joaquin River Delta of California; Mus musculus, Reithrodontomys megalotis longicaudus, Miorotus californicus acstuarius, and Peromyscus maniculatus gambelii.
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Modeling the Biogeochemical Cycle of Selenium in the San Francisco Bay
… recent concerns about selenium toxicity in the San Francisco Bay and the roles of refinery and San Joaquin River inputs on the selenium cycle, the model ECoS 3 (distributed from Plymouth Marine Laboratory, United Kingdom) was modified to simulate the biogeochemical cycle of selenium in the …
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An epic of water and power : a history of the Modesto Irrigation District
… South. The Great Valley is really two distinct river valleys further divided by lesser stream valleys. The Sacramento River Valley is about 500 miles long and forms the northern half; and the San Joaquin Valley is about 350 miles long and forms the southern half. For many practical purposes …
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Comparing Newly Built Wetlands in the Atchafalaya Bay, Louisiana and Sacramento-San Joaquin Delta, California
… and newly restored wetlands in the Sacramento-San Joaquin River delta. RSETs were used to measure small changes in elevation, and soil cores were processed to examine mineral and organic contributions.</p> <p>Elevation change was highly variable, responding to influences from water level, river …
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The sprawl of the wild : a new infrastructural landscape in Silicon Valley
… faces an immediate and dire water shortage. The San Joaquin River Delta water supply system - which provides Silicon Valley with most of its fresh water - periodically draws down water delivery due to drought and environmental degradation. Currently, these policyscale decisions may only be met …
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Examining striped bass (Morone saxatilis) predation on hatchery raised Chinook salmon (Oncorhynchus tshawytscha) using dual frequency identification sonar
… 1995, California State Fish Hatcheries (Feather River, Nimbus, and Mokelumne) and Coleman National Fish Hatchery have raised approximately 29 million 4 fall run Central Valley Chinook salmon (Oncorhynchus tshawytscha) per season for stock enhancement. From April through June, fish are acclimated …
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Dynamic vegetation Roughness in the riparian zone
… in dictating the hydraulics of an open channel river system. While vegetation is beneficial to the biological productivity of the river system, it can also increase flood risk due to increased channel roughness. Traditional means of predicting flow hydraulics involve applying a constant …
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Impacts of Delayed Drawdown on Water Quality and Aquatic Biota in Seasonal Wetlands of the Grassland Ecological Area, Los Banos, California
… Grassland Ecological Area in California’s San Joaquin Valley is managed to provide overwintering habitat to waterfowl on the Pacific Flyway. The major management activity is the fall flooding and spring drawdown of wetlands, timed to optimize the availability of forage vegetation and …
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Environmental Flow Regime Recommendations for the Promotion of Salicaceae Seedling Recruitment in California’s Central Valley
<p><em>Rivers around the world are being degraded due to alteration of natural flow regimes caused by the creation of dams and diversions to serve human needs for water. Alteration to natural flow regime affects a river’s flow magnitude, frequency, duration, timing, and rate of change of flow. …