Days from Laying to Hatching

(Times rounded up or down to nearest full day)

Loch Garten

	2006	2007	2008	2009	2010	2011	2012	2013	2014	**2015	2016
#1	37	1st clutch of 4 eggs	36	36	36	35	37	Male	36	spoiled	36
#2	35	rejected by male	35	35	35	fail	36	rejects	35	spoiled	fail
#3	34	2nd clutch of 3 laid	35	34	35	35	37	35	35	spoiled	35
#4		*All fail						35

*see nest stats 2007 page for full details **eggs spoiled by male intruder (nicknamed Fenrir) in 2015

Loch of the Lowes

	2007	2008	2009	2010	2011	2012	2013	2014	¹2015	2016
#1	37	37	38	37	fail	37	fail	fail	37	37
#2	36	fail	36	35	fail	fail	fail	predated**	35	35
#3	34	fail	35	fail	fail	fail	fail	fail	35	35
#4							35*

*judged to be egg #4 by markings and timing **crow took egg #2 (egg identified by distinctive markings)

¹New female 2015

Glaslyn

	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	**2015		2016
#1	38	37	37	38	37	37	37	?38	37	38	#1-5	fail¹	fail²
#2	fail*	36	36	36	35	36	36	36	36	36	#6	36	37
#3	35	35	35	35	35	35	36	35	fail	35	#7	35	35

*not known for certain which egg failed in 2005 but thought to be egg #2 **resident male does not return in 2015, 2 male contenders early in season then a 3rd male stays. ¹5 eggs laid by female and abandoned, then further 2 eggs laid and incubated ²2016 1st egg abandoned/buried

Dyfi

	2011	2012	2013	2014	2015	2016
#1	42*	40	37	37	37	37
#2	38	38	36**	36	36	fail
#3	37	37			35	35

*egg #1 chilled for two nights prior to egg #2 being laid

**chick #2 pipped for 32 hours before hatch