Evolution of life histories in Lower Idrijca

Tag-recapture datasets for the marble trout populations of Lower Idrijca and Upper Idrijca and the rainbow trout population of Lower Idrijca.An impassable waterfall separates the stream in two sectors: a downstream sector (Lower) in which marble trout live in sympatry with rainbow trout and a upstream sector in which marble trout live in allopatry (Upper). Population, Stream, Species self-explanatory; Mark = fish ID; Year = year of sampling; Month = month of sampling; Run = first pass (1) or second pass (2); Sector = stream section in which the fish was sampled; Length = total length of fish (mm); Weight = weight of the fish (g); Age = age of fish - fish emerge in May/June, they are 0+ up to first winter, then 1+ and so on; Cohort: year of birth (format Cyy); yob: year of birth; Tag_loss: 1 if the fish lost the tag; Adc: 1 if adipose fin was cut - only for fish with no tag when sampled; Adip = additional tag associated with a piece of the adipose cut