Technical guidelines for scientific surveys in the Mediterranean and the Black Sea

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Publisher : Food & Agriculture Org.
ISBN 13 : 9251325553
Total Pages : 108 pages
Book Rating : 4.2/5 (513 download)

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Book Synopsis Technical guidelines for scientific surveys in the Mediterranean and the Black Sea by : Food and Agriculture Organization of the United Nations

Download or read book Technical guidelines for scientific surveys in the Mediterranean and the Black Sea written by Food and Agriculture Organization of the United Nations and published by Food & Agriculture Org.. This book was released on 2020-05-01 with total page 108 pages. Available in PDF, EPUB and Kindle. Book excerpt: In the Mediterranean and the Black Sea, the assessment of demersal stocks mainly relies on scientific surveys (bottom and beam trawl) while the assessment of pelagic stocks is essentially based on acoustic surveys using acoustic techniques with mid-water trawling. These routine surveys-at-sea provide essential information, which in turn are crucial to fine-tune the assessments of the status of resources and to estimate more precisely indicators at the population and fish community levels. However, survey practices differ from one subregion to another, each approach having its own strengths and limitations. In addition, there is still a lack of large-scale standardized surveys aimed at analysing the diversity and distribution of the main demersal and pelagic species across the Mediterranean and the Black Sea. One way of tackling this issue is to carry out international scientific surveys covering the main demersal and pelagic stocks based on a common methodology. The methodology presented in this publication aims at supporting the planning and implementation of regional demersal (bottom and beam) trawl and pelagic acoustic surveys. It can be useful for the implementation of new surveys-at-sea in areas where demersal trawl and pelagic acoustic surveys are not regularly carried out. It can also contribute to increasing comparability between existing surveys thanks to the standardization of methods, sampling of catches and data recording and analysis. Finally, it represents a valuable tool to define minimum requirements towards sustainability and management objectives at the regional and subregional level.

PCBs and the Environment

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Publisher :
ISBN 13 :
Total Pages : 250 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis PCBs and the Environment by : John S. Waid

Download or read book PCBs and the Environment written by John S. Waid and published by . This book was released on 1986 with total page 250 pages. Available in PDF, EPUB and Kindle. Book excerpt:

A Risk-Management Strategy for PCB-Contaminated Sediments

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Publisher : National Academies Press
ISBN 13 : 0309133017
Total Pages : 450 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis A Risk-Management Strategy for PCB-Contaminated Sediments by : National Research Council

Download or read book A Risk-Management Strategy for PCB-Contaminated Sediments written by National Research Council and published by National Academies Press. This book was released on 2001-05-07 with total page 450 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book provides a risk-based framework for developing and implementing strategies to manage PCB-contaminated sediments at sites around the country. The framework has seven stages, beginning with problem definition, continuing through assessment of risks and management options, and ending with an evaluation of the success of the management strategy. At the center of the framework is continuous and active involvement of all affected parties-particularly communities-in the development, implementation, and evaluation of the management strategy. A Risk-Management Strategy for PCB-Contaminated Sediments emphasizes the need to consider all risks at a contaminated site, not just human health and ecological effects, but also the social, cultural, and economic impacts. Given the controversy that has arisen at many PCB-contaminated sites, this book provides a consistent, yet flexible, approach for dealing with the many issues associated with assessing and managing the risks at Superfund and other contaminated sites.

Guideline on Central Collection and Storage Facilities for Waste Materials Containing Polychlorinated Biphenyls (PCBs)

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Publisher : [Hull, Québec] : Le Service
ISBN 13 : 9780662104131
Total Pages : 32 pages
Book Rating : 4.1/5 (41 download)

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Book Synopsis Guideline on Central Collection and Storage Facilities for Waste Materials Containing Polychlorinated Biphenyls (PCBs) by : Canada. Direction générale du contrôle des incidences environnementales. Direction de la gestion des déchets

Download or read book Guideline on Central Collection and Storage Facilities for Waste Materials Containing Polychlorinated Biphenyls (PCBs) written by Canada. Direction générale du contrôle des incidences environnementales. Direction de la gestion des déchets and published by [Hull, Québec] : Le Service. This book was released on 1978 with total page 32 pages. Available in PDF, EPUB and Kindle. Book excerpt: