Latest status

There have been 1075 checks on nest boxes. The first check was on 25-03 and the latest was on 13-05.

Nests with confirmed eggs

There are 56 nests with confirmed eggs. There are a total of 417 eggs that we know of.

Here is a summary table:

Nest with eggs
boxNumber nEggs
1 8
5 7
6 9
8 9
13 9
14 11
15 4
16 8
18 8
21 6
22 7
24 9
27 11
32 9
33 7
35 13
37 12
39 6
45 9
47 6
50 5
53 5
55 11
56 3
57 6
58 11
59 7
60 4
62 1
63 1
64 7
65 10
66 1
67 8
68 11
69 7
70 5
72 8
74 6
77 11
79 10
80 4
81 8
82 8
83 12
87 9
88 1
89 10
90 1
93 8
94 8
95 8
97 6
99 9
100 9
101 10

Progress as cumulative number of nests with eggs

Weather relationship

Clutch size

Here’s the number of eggs per nest. The top graph is from this year, the bottom graph shows the distribution, as a percentage, for all years.

This year, the top nest(s) are: - Box numbers: 35 - Each with 13 eggs.

Chicks

There are 165 chicks in total. The figure below shows the distribution of the number of chicks across 23 nests.

The nests with chicks are as follows.

Nests with chicks
boxNumber maxChicks firstDay ageEstimate
32 12 133 2
33 4 133 2
45 8 133 2
47 7 133 2
56 10 133 2
57 11 133 2
58 10 133 2
60 9 133 2
1 7 128 7
6 5 128 7
21 7 128 7
22 1 128 7
59 8 128 7
84 7 128 7
87 5 128 7
88 5 128 7
97 1 128 7
16 7 126 9
35 8 126 9
53 9 126 9
74 7 125 10
101 9 125 10
99 8 121 14

The following nests are ready for ringing: 1, 22, 35, 59, 101. They are old enough and not yet ringed.

Optimal ringing routes