Committee on Fish Stock Assessment Methods & Division on Earth and Life Studies 
Improving Fish Stock Assessments [PDF ebook] 

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Ocean harvests have plateaued worldwide and many important commercial stocks have been depleted. This has caused great concern among scientists, fishery managers, the fishing community, and the public. This book evaluates the major models used for estimating the size and structure of marine fish populations (stock assessments) and changes in populations over time. It demonstrates how problems that may occur in fisheries datafor example underreporting or changes in the likelihood that fish can be caught with a given type of gearcan seriously degrade the quality of stock assessments. The volume makes recommendations for means to improve stock assessments and their use in fishery management.

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Lingua Inglese ● Formato PDF ● Pagine 193 ● ISBN 9780309524322 ● Casa editrice National Academies Press ● Pubblicato 1998 ● Scaricabile 3 volte ● Moneta EUR ● ID 7146409 ● Protezione dalla copia Adobe DRM
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