637 research outputs found

    Egress of Adult Sport Fish from an Estuarine Reserve within Merritt Island National Wildlife Refuge, Florida

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    A tag-recapture study was conducted within Merritt Island National Wildlife Refuge in the waters surrounding Kennedy Space Center, Florida (where public access has been restricted since 1962), to document egress of adult sport fish from an estuarine reserve. A total of 3,358 sport fish were tagged within the restricted areas. The species tagged were red drum Sciaenops ocellatus (n = 1,366), spotted seatrout Cynoscion nebulosus (n = 927), black drum Pogonias cromis (n = 760), and common snook Centropomis undecimalis (n = 305). Results showed that adult sport fish moved from the restricted areas within Merritt Island National Wildlife Refuge to surrounding areas open to fishing. The recapture rates, based on angler responses outside of the restricted areas, were 3.1%, 0.8%, 2.9%, and 16.1% for red drum, spotted seatrout, black drum, and common snook, respectively. In general, red drum, spotted seatrout, and black drum were recaptured in waters adjacent to the restricted areas. Common snook, however, migrated from the restricted areas south to inlets. Tag recaptures for red drum, spotted seatrout, and black drum, together with a previous study that found greater abundance and size of sport fish in the restricted areas than in adjacent areas open to fishing, substantiate the fish replenishment zone function of the restricted areas. The restricted areas within Merritt Island National Wildlife Refuge protect fish populations and large adult sport fish egress to surrounding waters open to fishing

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    Contains reports on two research projects.U. S. Air Force Cambridge Research Laboratories, Office of Aerospace Research, under Contract F19628-69-C-0044National Institutes of Health (Grant 2 RO1 NB-04332-06

    A \u27uses and gratifications\u27 approach to understanding the role of wiki technology in enhancing teaching and learning outcomes

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    The use of the Wikis in both post-graduate and undergraduate teaching is rapidly increasing in popularity. Much of the research into the use of this technology has focused on the practical aspects of how the technology can be used and is yet to address why it is used, or in what way it enhances teaching and learning outcomes. A comparison of the key characteristics of the constructivist learning approach and Wikis suggests that Wikis could provide considerable support of this approach, however research into the motivations for using the technology is required so that good teaching practices may be applied to the use of Wikis when utilized in the higher education context. This study articulates a research design grounded in the Technology Mediated Learning (TML) paradigm that could be used to explore teachers and students’ motivations for using Wiki technology to enhance teaching and learning outcomes. Using the ‘Uses and Gratification’ approach, a popular technique used for understanding user motivation in technology adoption, a two-stage research design is set out. Finally, the paper concludes with a discussion of the implications for both information systems researchers and higher education

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    Contains reports on two research projects.National Institutes of Health (Grant MH-04737-03)National Science Foundation (Grant G-16526)National Aeronautics and Space Administration (Grant NsG-496)United States Air Force, Electronic Systems Division (Contract AF19(604)-6102

    Exploring Practitioner Perspectives of Sourcing Risks: Towards the Development of an Integrated Risk and Control Framework

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    Outsourcing of information and communication technologies (ICT) and related services is an established and growing industry. Recent trends, such as the move toward multi-sourcing have increased the complexity and risk of these outsourcing arrangements. There is a critical research need to identify the risks faced by both the organisations that outsource ICT and the vendors that provide it in this changing landscape. To address growing concerns regarding the best way to deal with risk and control in this environment, our research focuses on establishing a Sourcing Risk and Control Framework to assist organisations identify these risks and develop effective mitigation strategies. In this paper we report on the first stage of our research that sought to document how sourcing risk is represented and considered in practice. To date, limited empirical research has been conducted in an Australian context. Using a series of workshops involving client and vendor representatives, we identified a broad range of risks and developed a cohesive categorisation scheme that incorporates functional and multi-stakeholder perspectives

    Regional Climate Trends and Scenarios for the U.S. National Climate Assessment Part 4. Climate of the U.S. Great Plains

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    This document is one of series of regional climate descriptions designed to provide input that can be used in the development of the National Climate Assessment (NCA). As part of a sustained assessment approach, it is intended that these documents will be updated as new and well-vetted model results are available and as new climate scenario needs become clear. It is also hoped that these documents (and associated data and resources) are of direct benefit to decision makers and communities seeking to use this information in developing adaptation plans. There are nine reports in this series, one each for eight regions defined by the NCA, and one for the contiguous U.S. The eight NCA regions are the Northeast, Southeast, Midwest, Great Plains, Northwest, Southwest, Alaska, and Hawai‘i/Pacific Islands. These documents include a description of the observed historical climate conditions for each region and a set of climate scenarios as plausible futures – these components are described in more detail below. While the datasets and simulations in these regional climate documents are not, by themselves, new, (they have been previously published in various sources), these documents represent a more complete and targeted synthesis of historical and plausible future climate conditions around the specific regions of the NCA. There are two components of these descriptions. One component is a description of the historical climate conditions in the region. The other component is a description of the climate conditions associated with two future pathways of greenhouse gas emissions

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    Contains research objectives and reports on two research projects.U.S. Air Force (Electronic Systems Division) under Contract AF19(604)-6102National Science Foundation (Grant G-10800)National Science Foundation (Grant G-7364)National Science Foundation (Grant G-16526)National Institutes of Health (Grant MP-4737

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    Contains reports on five research projects.U. S. Air Force (Electronic Systems Division) under Contract AF 19(628)-3325National Science Foundation (Grant GP-Z495)National Institutes of Health (Grant MH-04737-04)National Institutes of Health (Grant NB-0433Z-02)National Aeronautics and Space Administration (Grant NsG-496
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