435 research outputs found

    A Summary of Post-DWHOS Open-Ocean Faunal Population Dynamics: Vulnerability, Resilience, Data Gaps, and Management Implications

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    A Summary of Post-DWHOS Open-Ocean Faunal Population Dynamics: Vulnerability, Resilience, Data Gaps, and Management Implications T. Sutton, R. Milligan, A. Cook, T. Frank, S. Joye, H. Judkins, J. Moore, S. Murawski, M. Vecchione, M. Youngbluth To summarize the extensive and comprehensive GoMRI-funded ecological/ecosystem impact research (“Core 3”) conducted during the GoMRI tenure (145 projects, 661 publications to date), the Core 3 leadership group organized the ensemble information into four major ecotypes: coastal, continental shelf, benthic, and open-ocean. Such an effort requires cross-cutting integration to develop higher-level takeaway syntheses for future decision making. One useful approach is to rank key taxa in terms of oil spill risk, a product of taxon-specific vulnerability and resilience to oil spill events. Here we summarize the post-spill population dynamics of the open ocean fauna based on available information, highlighting the numerous data gaps that exist (e.g., pre-spill abundance data, information on life-history processes, quantified exposure metrics). Numerous taxa exhibited dramatic population declines since the oil spill, likely the confluence of high vulnerability and low resilience capacity. Other taxa exhibited small population decreases, suggesting low vulnerability (perhaps due to avoidance capacity) and/or high resilience (high productivity over short time frames). For many taxa, the dispersion capacity of the open gulf may have exacerbated the impact of the spill rather than ameliorated it. Evidence suggests the potential of an ecosystem-level cascade that may indicate an altered ecosystem state in the oceanic Gulf of Mexico. Continued ecosystem monitoring is therefore critical to fully understand the dynamics of the putative impacts to, and the latent recovery capacity of, the gulf’s open-ocean ecotype

    Deep-sea sampling on CMarZ cruises in the Atlantic Ocean – an Introduction

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    The deep-sea zooplankton assemblage is hypothesized to have high species diversity, with low abundances of each species. However, even rare species may have huge population sizes and play a critical role in the dynamics of deep-sea environments. The Census of Marine Zooplankton (CMarZ) study sought to accurately assess zooplankton diversity in the mesopelagic and bathypelagic zones of the subtropical/tropical of the northwest and eastern sections of the Atlantic Ocean using integrated morphological and molecular analysis of large-volume samples to depths of 5,000 m. The field surveys in April 2006 and November 2007 included scientists and students associated with the CMarZ. The cruise field work entailed at-sea analysis of samples and identification of specimens by expert taxonomists, with at-sea DNA sequencing to determine a barcode (i.e., a short DNA sequence for species recognition) for selected species. Environmental data and zooplankton samples were collected with 1-m2 and 10-m2 opening/closing MOCNESS (0–1000 m and 1000–5000 m, respectively), and with either a 0.25-m2 MOCNESS or a 0.5-m2 Multi-net above 1000 m. More than 500 species were identified and more than 1000 specimens placed in a queue for barcoding on each cruise; several hundred species were barcoded at sea. For several taxonomic groups, a significant fraction of the region’s known species were collected and identified. For example, in the northwest Atlantic 93 of 140 known ostracod species for the Atlantic Ocean were collected, 6 undescribed species were found, and the first DNA barcode for a planktonic ostracod was obtained. The deployment of trawls with fine-mesh nets to sample large volumes at great depths for small zooplankton confirmed that there is considerable species diversity at depth, with more species yet to be discovered.<br/

    Two cases of hypereosinophilia and high-risk acute lymphoblastic leukemia

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    R. Sutton, M. Lonergan, H. Tapp, N.C. Venn, M. Haber, M.D. Norris, T.A. O’Brien, F. Alvaro and T. Reves

    Effects of Religiosity and Problem Type on Counselor Description Ratings: An Alternative Population Study to Guinee and Tracey

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    This analogue study reexamines the work of Guinee and Tracey ( 1997), repeating the interaction between pre-counseling information, religiosity, and problem type and its subsequent effect on counselor ratings of social influence and willingness to seek help. The author assessed members of a large rural county in the Mid-west using an inventory of Christian beliefs. After providing a presenting problem and reading self-descriptions of secular (nonreligious), spiritually empathic, or Christian counselors, participants responded to the Counselor Rating Form-Short and Willingness to Seek Help scale. Based on a paired sample t test, the interactions between participant religiosity and counselor description is presented. The results of the responses based on presenting problem type are considered. Prediction of counselor social influence and willingness to seek help ratings with respect to the Christian counselor self-description are presented. Implications for research and practice are discussed

    101 Careers in Nursing

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    Tracey Robert is a contributing author, Launching Your Career Search, p. 185-194. Book description: Few careers offer the advantages that nursing offers: flexibility, room for growth, satisfaction from helping others. And there is a desperate need for nurses - demand will exceed supply for some time to come. This concise volume provides an overview of what\u27s possible in a nursing career. It profiles 101 different types of nursing careers, including a basic description, education requirements, skills needed, compensation, and related web sites and professional organizations. Personal stories from the practicing nurses highlight the content.https://digitalcommons.fairfield.edu/education-books/1028/thumbnail.jp

    Radiolaria abundance of Hole 8-73

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    Relative abundance: D = dominant, A = abundant, C = common, F = few, R = rare, T = trace, P = present (numerical values are abundance in percent

    Diatom abundance of Hole 8-73

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    Relative abundance: D = dominant, A = abundant, C = common, F = few, R = rare, T = trace, P = present (numerical values are abundance in percent

    Diatom abundance of Hole 8-71A

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    Relative abundance: D = dominant, A = abundant, C = common, F = few, R = rare, T = trace, P = present (numerical values are abundance in percent

    Diatom abundance of Hole 8-72

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    Relative abundance: D = dominant, A = abundant, C = common, F = few, R = rare, T = trace, P = present (numerical values are abundance in percent

    Nannofossil abundance of Hole 8-70A

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    Relative abundance: D = dominant, A = abundant, C = common, F = few, R = rare, T = trace, P = present (numerical values are abundance in percent
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