Number of Days from Female Arrival on Nest to Laying of First Egg

Loch Garten

2005

2006

2007

2008

2009

2010

2011

2012

2013

2014

2015

2016

Arrival ♀

29/3

26/3

4/4

26/3

25/3

26/3

24/3

21/3

27/3

24/3

2/4

21/3

Egg #1

15/4

14/4

18/4

18/4

16/4

15/4

14/4

9/4

14/4

11/4

18/4

7/4

 Days

17

19

14

23

22

20

21

19

18

18

16

17

Loch of the Lowes

2007

2008

2009

2010

2011

2012

2013

2014

2015*

2016

Arrival ♀

2/4

30/3

20/3

23/3

28/3

30/3

30/3

31/3

31/3

18/3

Egg #1

13/4

11/4

7/4

13/4

13/4

14/4

18/4

13/4

14/4

12/4

Days

11

12

18

21

16

15

19

13

14

*new female

Glaslyn

2005

2006

2007

2008

2009

2010

2011

2012

2013

2014

2015*

2016

Arrival ♀

22/4

29/3

28/3

27/3

22/3

23/3

20/3

19/3

24/3

22/3

19/3

23/3

Egg #1

2/5

11/4

9/4

8/4

6/4

8/4

2/4

5/4

6/4

5/4

20/4

Days

10

13

12

12

15

16

13

17

13

14

32

*resident male 11(98) does not return, new males around

Dyfi

2011

2012

2013*

2014**

2015

2016

Arrival ♀

9/4

24/3

30/4

15/4

9/4

3/4

Egg #1

25/4

18/4

22/5

2/5

22/4

Days

16

25

22

17

13

*new female, ‘Glesni’

**date Glesni regains possession of nest from Blue 24, not actual arrival on the Dyfi