Description: Age information is an essential component in growth rate, mortality rate and productivity calculations, hence it is classified among the most influential of biological variables.In this manual, the most recognized age determination methods for elasmobranchs have been brought together so as to provide a detailed and hands-on guide to successful and validated methods for ageing sharks, skates and rays. Particular emphasis is given to vertebral sections and image analysis techniques as applied to elasmobranch species from the Mediterranean Sea, suited to both novice and experienced age readers. (fao.org)
Remarks: ISSN на серията: 1020-9549
Корица
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Age Determination of Elasmobranch, with special reference to Mediterranean species / Корица
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