Fish Population Dynamic and Stock Assessment

1.5.3. Biological data

(iii) Biological data

The biological data include details on the age structure of the stock, age at first spawning, fecundity, ratio of males to females in the stock, natural mortality (M), fishing mortality (F), growth rate of the fish, spawning behaviour, critical habitats, migratory habits, food preferences, and an estimate of either the total population or total biomass of the stock.