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observations, for example, if nesting building behaviour is observed. Use
this filter to select only those observations with an associated breeding
code. This function only defines the filter and, once all filters have been
defined, auk_filter() should be used to call AWK and perform the filtering."><meta property="og:image" content="/logo.png"><!-- mathjax --><script src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/MathJax.js" integrity="sha256-nvJJv9wWKEm88qvoQl9ekL2J+k/RWIsaSScxxlsrv8k=" crossorigin="anonymous"></script><script src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/config/TeX-AMS-MML_HTMLorMML.js" integrity="sha256-84DKXVJXs0/F8OTMzX4UR909+jtl4G7SPypPavF+GfA=" crossorigin="anonymous"></script><!--[if lt IE 9]>
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  <div class="col-md-9 contents">
    <div class="page-header">
    <h1>Filter to only include observations with breeding codes</h1>
    <small class="dont-index">Source: <a href="https://github.com/CornellLabofOrnithology/auk/blob/HEAD/R/auk-breeding.R" class="external-link"><code>R/auk-breeding.R</code></a></small>
    <div class="hidden name"><code>auk_breeding.Rd</code></div>
    </div>

    <div class="ref-description">
    <p>eBird users have the option of specifying breeding bird atlas codes for their
observations, for example, if nesting building behaviour is observed. Use
this filter to select only those observations with an associated breeding
code. This function only defines the filter and, once all filters have been
defined, <code><a href="auk_filter.html">auk_filter()</a></code> should be used to call AWK and perform the filtering.</p>
    </div>

    <div id="ref-usage">
    <div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">auk_breeding</span><span class="op">(</span><span class="va">x</span><span class="op">)</span></span></code></pre></div>
    </div>

    <div id="arguments">
    <h2>Arguments</h2>
    <dl><dt>x</dt>
<dd><p><code>auk_ebd</code> object; reference to basic dataset file created by
<code><a href="auk_ebd.html">auk_ebd()</a></code>.</p></dd>

</dl></div>
    <div id="value">
    <h2>Value</h2>
    

<p>An <code>auk_ebd</code> object.</p>
    </div>
    <div id="see-also">
    <h2>See also</h2>
    <div class="dont-index"><p>Other filter: 
<code><a href="auk_bbox.html">auk_bbox</a>()</code>,
<code><a href="auk_bcr.html">auk_bcr</a>()</code>,
<code><a href="auk_complete.html">auk_complete</a>()</code>,
<code><a href="auk_country.html">auk_country</a>()</code>,
<code><a href="auk_county.html">auk_county</a>()</code>,
<code><a href="auk_date.html">auk_date</a>()</code>,
<code><a href="auk_distance.html">auk_distance</a>()</code>,
<code><a href="auk_duration.html">auk_duration</a>()</code>,
<code><a href="auk_exotic.html">auk_exotic</a>()</code>,
<code><a href="auk_extent.html">auk_extent</a>()</code>,
<code><a href="auk_filter.html">auk_filter</a>()</code>,
<code><a href="auk_last_edited.html">auk_last_edited</a>()</code>,
<code><a href="auk_observer.html">auk_observer</a>()</code>,
<code><a href="auk_project.html">auk_project</a>()</code>,
<code><a href="auk_protocol.html">auk_protocol</a>()</code>,
<code><a href="auk_species.html">auk_species</a>()</code>,
<code><a href="auk_state.html">auk_state</a>()</code>,
<code><a href="auk_time.html">auk_time</a>()</code>,
<code><a href="auk_year.html">auk_year</a>()</code></p></div>
    </div>

    <div id="ref-examples">
    <h2>Examples</h2>
    <div class="sourceCode"><pre class="sourceCode r"><code><span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/base/system.file.html" class="external-link">system.file</a></span><span class="op">(</span><span class="st">"extdata/ebd-sample.txt"</span>, package <span class="op">=</span> <span class="st">"auk"</span><span class="op">)</span> <span class="op"><a href="https://magrittr.tidyverse.org/reference/pipe.html" class="external-link">%&gt;%</a></span></span></span>
<span class="r-in"><span>  <span class="fu"><a href="auk_ebd.html">auk_ebd</a></span><span class="op">(</span><span class="op">)</span> <span class="op"><a href="https://magrittr.tidyverse.org/reference/pipe.html" class="external-link">%&gt;%</a></span></span></span>
<span class="r-in"><span>  <span class="fu">auk_breeding</span><span class="op">(</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Input </span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   EBD: /private/var/folders/mg/qh40qmqd7376xn8qxd6hm5lwjyy0h2/T/RtmpZtPd8G/temp_libpath583e1bad082b/auk/extdata/ebd-sample.txt </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Output </span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   Filters not executed</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Filters </span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   Species: all</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   Countries: all</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   States: all</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   Counties: all</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   BCRs: all</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   Bounding box: full extent</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   Years: all</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   Date: all</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   Start time: all</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   Last edited date: all</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   Protocol: all</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   Project code: all</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   Duration: all</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   Distance travelled: all</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   Records with breeding codes only: yes</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   Exotic Codes: all</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   Complete checklists only: no</span>
</code></pre></div>
    </div>
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