Introduction to Tropical Fish Stock Assessment, Isyu 306,Bahagi 1

age group age-based assumed assumption autumn cohort average Beverton and Holt Bhattacharya method biomass by-catch calculated codend column commercial fishery confidence limits considered constant corresponding CPUE ELEFAN example exploited exponential decay fish stock assessment fishing grounds fishing mortality fleet frequencies gear selection gill gill net growth curve growth parameters illustrated input data interval landing places length class length composition length group length-frequency sample linear regression linearized catch curve logistic curve maximum maximum likelihood maximum sustainable yield mean length mesh migration modal progression analysis natural mortality Nemipterus marginatus normal distribution number caught number of fish number of survivors obtained Pauly population random regression analysis Section selection curve selection ogive slope Sparre spawning species spring cohort standard deviation survey Table Thompson and Bell total catch total number trawl Upeneus vittatus variable variance Virtual population analysis yield per recruit