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<p>The results from the most recent UK national survey in 2016 (Wotton, S. <em>et
al</em> 2018<strong>) </strong>showed that in England, the hen harrier population
was at least four recorded pairs. However, data on nesting attempts from recent years
suggests a higher breeding population. The table below shows data on hen harrier breeding
success in England from 2011 to 2020.</p><p> </p><table><tbody><tr><td><p> </p></td><td><p><strong>Nesting
Attempts</strong></p></td><td><p>Successful Nests</p></td><td><p><strong>Chicks Fledged</strong></p></td></tr><tr><td><p>2011</p></td><td><p><strong>9</strong></p></td><td><p>4</p></td><td><p><strong>12</strong></p></td></tr><tr><td><p>2012</p></td><td><p><strong>1</strong></p></td><td><p>1</p></td><td><p><strong>4</strong></p></td></tr><tr><td><p>2013</p></td><td><p><strong>2</strong></p></td><td><p>0</p></td><td><p><strong>0</strong></p></td></tr><tr><td><p>2014</p></td><td><p><strong>4</strong></p></td><td><p>4</p></td><td><p><strong>15</strong></p></td></tr><tr><td><p>2015</p></td><td><p><strong>12</strong></p></td><td><p>6</p></td><td><p><strong>18</strong></p></td></tr><tr><td><p>2016</p></td><td><p><strong>3</strong></p></td><td><p>3</p></td><td><p><strong>8</strong></p></td></tr><tr><td><p>2017</p></td><td><p><strong>7</strong></p></td><td><p>3</p></td><td><p><strong>10</strong></p></td></tr><tr><td><p>2018</p></td><td><p><strong>14</strong></p></td><td><p>9</p></td><td><p><strong>34</strong></p></td></tr><tr><td><p>2019</p></td><td><p><strong>15</strong></p></td><td><p>12</p></td><td><p><strong>46</strong></p></td></tr><tr><td><p>2020</p></td><td><p><strong>24</strong></p></td><td><p>19</p></td><td><p><strong>60</strong></p></td></tr></tbody></table><p>
</p><p> </p><p>Hen harrier numbers are normally monitored through breeding data. Obtaining
a figure for non-breeding and over winter numbers would be very difficult and there
is no centrally coordinated monitoring of non-breeding numbers.</p>
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