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University of South Florida

USF Tampa Graduate Theses and Dissertations

2008

Gulf of Mexico

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Application Of Remote Sensing Methods To Assess The Spatial Extent Of The Seagrass Resource In St. Joseph Sound And Clearwater Harbor, Florida, U.S.A., Cynthia A. Meyer Nov 2008

Application Of Remote Sensing Methods To Assess The Spatial Extent Of The Seagrass Resource In St. Joseph Sound And Clearwater Harbor, Florida, U.S.A., Cynthia A. Meyer

USF Tampa Graduate Theses and Dissertations

In the event of a natural or anthropogenic disturbance, environmental resource managers require a reliable tool to quickly assess the spatial extent of potential damage to the seagrass resource. The temporal availability of the Landsat 5 Thematic Mapper (TM) imagery, 16-20 days, provides a suitable option to detect and assess damage to the seagrass resource. In this study, remote sensing Landsat 5 TM imagery is used to map the spatial extent of the seagrass resource. Various classification techniques are applied to delineate the seagrass beds in Clearwater Harbor and St. Joseph Sound, FL. This study aims to determine the most …


Evolution And Field Application Of A Plankton Imaging System, Andrew Walker Remsen Jan 2008

Evolution And Field Application Of A Plankton Imaging System, Andrew Walker Remsen

USF Tampa Graduate Theses and Dissertations

Understanding the processes controlling the distribution and abundance of zooplankton has been a primary concern of oceanographers and has driven the development of numerous technologies to more accurately quantify these parameters. This study investigates the potential of a new plankton imaging sensor, the shadowed image particle profiling and evaluation recorder (SIPPER), that I helped develop at the University of South Florida, to address that concern. In the first chapter, results from the SIPPER are compared against concurrently sampling plankton nets and the optical plankton counter (OPC), the most widely used optical zooplankton sampling sensor in the field. It was found …