Figure 3. Circuli spacing versus distance from the scale focus for a composite representation of sea-run Miramichi Atlantic salmon (grey band is mean ± SD for all observations)⁵⁵ and the loess smoothing line plots of circuli spacing measurements for scales from nineteenth-century museum-archived salmon skin mounts from St.

Lawrence River (SUBC 10538 and 10539) and Lake Ontario (SUBC 10540, 10541, and 10542) specimens. Samples are coded by colour.