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Guidelines for the Routine Collection of Capture Fishery Data

Author : Food and Agriculture Organization of the United Nations
Publisher : Food & Agriculture Org.
Page : 128 pages
File Size : 16,89 MB
Release : 1999
Category : Electronic books
ISBN : 9789251043042

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"These guidelines aim to help those who design routine data collection programmes, focusing on the relationship between typical questions asked by policy-makers and managers, and the data required for providing reliable answers. Fisheries policy and management objectives, particularly under the precautionary approach, need to be based upon analyses of reliable data. Data are needed to make rational decisions, evaluate the fisheries performance in relation to management activities and fulfil regional requirements. These objectives are achieved using fishery performance indicators. Indicators are used to measure the state of the resource, the performance of fishing controls, economic efficiency, socio-economic performance and social continuity. The primary factor in choosing what data to collect is the link between the necessary operational, biological, economic and socio-cultural indicators and their associated variables. The way in which different data variables are collected needs tobe tailored to the structure of the fishery. The strategy will be strongly influenced by the budget and personnel available, and the degree to which fishers and others co-operate. The programme must identify which variables should be collected through complete enumeration and which can be sampled. Collection methods are influenced by the variable itself, the strategy, collection point and the skill of the enumerator. Once collected, fishery data must be stored securely, but made easily available for analysis, which is achieved through a computer-based data management system, following the basic data processing principles. The implementation of a data collection programme should follow a normal project cycle, developing a new legal and institutional framework as appropriate"--Abstract.

Installation and Operation of a Modular Bivalve Hatchery

Author : Samia Sarkis
Publisher : Food & Agriculture Organization of the UN (FAO)
Page : 206 pages
File Size : 41,17 MB
Release : 2007
Category : Technology & Engineering
ISBN : 9789251055953

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This publication contains guidance on establishing a bivalve hatchery, covering both the technicalities of setting up and operating a hatchery, as well as some basic scientific background issues. Information is given for each stage of rearing: broodstock conditioning, algal culture, hatchery, nursery and growout of juveniles; including the physical requirements and culture considerations and procedures for each rearing stage. The final chapter on economic considerations provides an insight into the labour involved for each stage of production, along with a list of equipment and supplies, which may be used as a template for a new installation. It includes a CD-ROM with the complete text of the complete publication.

FAO fisheries biology technical paper

Author : Food and Agriculture Organization of the United Nations
Publisher :
Page : 762 pages
File Size : 22,44 MB
Release : 1971
Category : Fisheries
ISBN :

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FAO Fisheries Technical Paper

Author : Food and Agriculture Organization of the United Nations. Inland Water Resources and Aquaculture Service
Publisher :
Page : 134 pages
File Size : 40,55 MB
Release : 2006
Category : Fisheries
ISBN : 9789251056318

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Aquaculture is developing, expanding and intensifying in almost all regions of the world, except in sub-Saharan Africa. Although the sector appears to be capable of meeting the gap between future demand and supply for aquatic food, there are many constraints and challenges which must be addressed in order to at least maintain the present level of per capita consumption at the global level. Key issues are the need for enhanced enforcement of regulation and better governance of the sector, as well as greater producer participation in the decision-making and regulation process. This publication examines past trends in aquaculture development as well as the current global status, drawing on a number of national and regional reviews.