deletions | additions       diff --git a/figures/fig_swans_col/caption.tex b/figures/fig_swans_col/caption.tex  index 685b652..00546cc 100644  --- a/figures/fig_swans_col/caption.tex  +++ b/figures/fig_swans_col/caption.tex 
...
\label{fig:swanscol} Colour photograph of swans (inset) and \textsc{skv}$_{50}$ calculated independently  on all three colour layers and displayed such that the layer with the largest \textsc{skv} value is colour coded.