="external-link">library</a></span><span class="op">(</span><span class="va"><a href="https://dankelley.github.io/oce/">oce</a></span><span class="op">)</span></span>
<span><span class="fu"><a href="https://rdrr.io/r/utils/data.html" class="external-link">data</a></span><span class="op">(</span><span class="va">sealevel</span><span class="op">)</span></span>
<span><span class="va">tide</span> <span class="op">&lt;-</span> <span class="fu"><a href="../reference/tidem.html">tidem</a></span><span class="op">(<