On the population dynamics of sardine, Sardina pilchardus Walbaum, 1792, from the Catalan sea (northwestern Mediterranean)

Abstract

[EN] In this paper, the sardine resources of Catalan coastal waters are analyzed. The period studied covers the years between 1988 and 1991. The resource has a stable biomass and the fish stock is under exploited. Current fishing gear seems to be adequate in selectivity. The natural mortality rate and fishing mortality are estimated

[ES] En el presente trabajo se analiza la situacón del recurso sardina dentro del litoral Catalán en el período 1988 a 1991 inclusive. Presentando una biomasa estable y un estado de subexplotación del stock, así como también una adecuada selectividad del arte de pesca empleado. Se estiman las tasas de mortalidad natural y por pesca