System Glossary
 Glossary Search for catchability (Search Options)

Definition of Term

(English) In a general sense, the extent to which a stock is susceptible to fishing; quantitatively, the proportion of the stock removed by 1 unit of fishing effort. Catchability usually is in pelagic fishes, an inverse function of stock biomass. (See also: fishing effort, catch per unit of effort)
(French) Dans un sens gĂ©nĂ©ral, l'ampleur Ă  qu'une rĂ©serve est susceptible Ă  la pĂȘche; quantitativement, la proportion de la rĂ©serve enlevĂ©e par 1 unitĂ© d'effort de la pĂȘche. Le capturabilitĂ© est, chez les poissons pĂ©lagiques, habituellement une fonction inverse de la biomasse de stock. (See also: fishing effort, catch per unit of effort)
(Portuguese) Quantidade do stock susceptível de poder ser explorada; quantitativamente é a porporção do stock capturada por unidade de esforço; nas espécies pelågicas é função inversa da biomassa. (See also: fishing effort, catch per unit of effort)

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