Historic Preliminary CES Results

Willow Warbler by Allan Drewitt

2015 CES Preliminary Results

The CES preliminary report on the 2015 breeding season was produced using data submitted by 31 October 2015 and shows productivity and abundance figures for the 24 species monitored by CES. The final results can be found in the Spring 2016 edition of Life Cycle.

Wren. Photograph by Allan Drewitt

2014 CES Preliminary Results

The CES preliminary report on the 2014 breeding season was produced using data submitted by 31 October 2014 and shows productivity and abundance figures for the 24 species monitored by CES.

Chiffchaff.  Photographed by Jeff Kew.

2013 CES Preliminary Results

The CES preliminary report on the 2013 breeding season was produced using data submitted by 31 October 2013 and shows productivity figures for the 24 species monitored by CES.

Chiffchaff.  Photographed by Jeff Kew.

2012 CES Preliminary Results

The CES preliminary report on the 2012 breeding season was produced using data submitted by 31 October 2012 and shows productivity figures for the 24 species monitored by CES.

Whitethroat with chicks.  Photographed by Derek Belsey.

2011 CES Preliminary Results

Find the CES preliminary report on the 2011 breeding season which uses data supplied by end October 2011.  The final results are found in the Spring 2012 CES News (PDF, 1.12 MB).