ef="https://rdrr.io/r/base/subset.html" class="external-link">subset</a></span><span class="op">(</span><span class="va">dat_all</span>, <span class="va">genus</span> <span class="op">==</span> <span class="st">"Oncorhynchus"</span><span class="op">)</span></span>
<span></span>
<span><span class="co"># create a basic map, with points coloured by species common names</span></span>
<span><span class="fu"><a href="https://ggplot2.tidyverse.org/reference/ggplot.html" class="external-link">ggplot</a></span><span