Synthetical CPUE dataset from Exercise 4.3 in Sparre & Venema (1999).
Can be used to estimate the instantaneous total mortality rate (Z) by means of
A dataframe consisting of following columns:
cohort: name of cohort, e.g. 1982 S, meaning summer cohort of 1982,
age: age of cohorts,
CPUE: catch per unit of effort of cohorts.
Sparre, P., Venema, S.C., 1999. Introduction to tropical fish stock assessment. Part 2. Excercises. FAO Fisheries Technical Paper, (306.2, Rev. 2). 94 p.
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