Relative cohort densities or biomass among years and months.

<p>Including (C1-C9) densities m<sup>-2</sup> among 1 mm length frequencies of the 2002–2013 sampling dates (<b>a-i</b>) and the proportion of average biomass m<sup>-2</sup> for all years (<b>j</b>) with number of specimens (N), observed frequencies (vertical bars), predicted frequencies (dashed lines), regressions of predicted and observed frequencies and example of juvenile and adult reproductive development and sex ratios in (<b>i</b>).</p>