<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/utils/str.html" class="external-link">str</a></span><span class="op">(</span><span class="va">BassFL</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 'data.frame':	39 obs. of  5 variables:</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>  $ species: Factor w/ 2 levels "Largemouth","Suwanee": 2 2 2 2 2 2 2 2 2 2 ...</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>