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FISHERIES RESEARCH INSTITUTE,MOA,TAIWAN

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Journal of Taiwan Fisheries Research

Studies of Sergestid Shrimp (Sergia lucens) Fishery in the Coastal Waters of Southwestern Taiwan with Surplus Production Model

  • Date:2009-12-31
  • Volume:17
  • No:2
  • Page:15-23
  • Auther:Shou-Ren Chen et al.

This paper studied the sergestid shrimp ( (Sergia lucens, Hansen) fishery around Southwestern Taiwan between 1991 and 2007. Fishery statistics were collected and applied by the classical surplus production model. The values of the equilibrium fishing yields (YE) were estimated. Regression relationship between CPUE and fishing effort was significant. In the Fox model, the result of the estimated optimum yield (Y0.1) was 893.32 mt with the condition of 10,478 hauls annually. In the Schaefer’s model, they were 1167.87 mt and 13,151 hauls, comparatively. Both assessment models showed that the resource has been over exploited, and that the level of exploitation should be largely reduced to sustain the stock.

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