ervations for each species per visits on each non-empty grid cell.</p>
    <h2 class="hasAnchor" id="see-also"><a class="anchor" href="#see-also"></a>See also</h2>

    <div class='dont-index'><p><code><a href='communityMatrix.html'>communityMatrix</a></code></p></div>

    <h2 class="hasAnchor" id="examples"><a class="anchor" href="#examples"></a>Examples</h2>
    <pre class="examples"><div class='input'><span class='co'># \donttest{</span>
<span class='va'>grid</span> <span class='op'>&lt;-</span> <span c