Swift Diary 2019
     
                 left - gable boxes, middle - under eave boxes, right - under eave back
gable boxes

nb = non breeder from 2017

  bird 1 bird 2 egg 1 egg 2 egg 3 1st out 2nd out 3rd out 1st fledged 2nd fledged 3rd fledged
1                      
2                      
3                      
4 6/05 nb                    
5 6/05                    
6 6/05 13/5 22/5                
7 8/5 8/5 21/5     c14/6          
8                      
9 12/5 12/5 20/5     c14/6          
10                      
11                      

under eave boxes - front

  bird 1 bird 2 egg 1 egg 2 egg 3 1st out 2nd out 3rd out 1st fledged 2nd fledged 3rd fledged
1                      
2                      
3                      
4                      
5                      
6 05/05 13/5                  
7                      
8                      
9                      

under eave boxes - back

  bird 1 bird 2 egg 1 egg 2 egg 3 1st hatch 2nd hatched 3rd hatched 1st fledged 2nd fledged 3rd fledged
1                      
2                      
3                      
 
 
2018 Observations
(bracketed dates are from previous seasons)

nb = non breeder from 2017

 
videos can be seen here www.youtube.com/user/sandersii/videos

the dates when the first swift of each pair has returned to their nest boxes on my house

2009 – May 6th, 8th, 9th, 9th, 9th, 13th
2010 – May 3rd, 3rd, 3rd, 4th, 9th, 9th, 16th
2011 – May 3rd, 5th, 5th, 6th, 8th
2012 – May 10th, 10th, 10th, 12th
2013 – May 7th, 7th, 7th, 12th, 17th, 17th, 31st
2014 – May 2nd, 3rd, 3rd, 6th, 6th, 7th
2015 – May 5th, 5th, 8th, 8th, 13th, 14th, 14th, 15th
2016 – May 4th, 4th, 4th, 4th, 4th, 5th, 5th, 5th, 8th
2017 – May 4th, 4th, 5th, 5th, 6th,
2018 – May 7th, May 7th, 7th, 9th
2019 – May 5th, May 6th, May 6th, 12,12,
 
average date = May 7th/8th (May 7.5)
 
Birds expected to arrive and breed in gable boxes 6, 7, 9, under eave 6

Looking at my notes over the last 10 years the first swifts seen in Northern Ireland range from April 14th to April 22nd. The average date for first sightings is April 18.9


 
April 19th hottest day of the year
two swifts were seen at Craigavon Lakes. 3 swifts seen in Antrim
 
April 20th hottest day of the year
swift seen in Portadown. 2 swifts seen in Limavady
 
April 21st hottest day of the year
swift seen in Antrim
 
April 22nd
two swifts seen at Eglantine church, Lisburn
 
April 24th
8 swifts at the south end of Lough Neagh
 
April 30th
2 swifts over Antrim marina
2 swifts back in nest boxes in Fermanagh - 9 days earlier than 2018
 
May 1st
sunrise 05.47 sunset 20.59
 
screaming party close to the house
swifts seen in Ballycastle
 
May 5th
4 swifts seen close to the house
front 6 21.28 first swift back
 
May 6th
gable box 4 11.18 first swift home and leaves at 12.07
gable box 6 12.51 first swift home and leaves at 13.26
gable box 5 17.55 first swift home and leaves at 18.05
 
no swifts came home last night
 
May 7th
no activity so far
 
gable box 6 16.06 a swift arrives and leaves at 16.19
gable box 5 18.28 a swift arrives and leaves at 18.33
gable box 4 18.54 a swift arrives and leaves at 19.25
 
May 8th
gable box 7 19.00 pair back but since when? I forgot to put back their camera - doh!
 
May 9th
gable box 7 10.59 a swift arrives with feathers and leaves at 11.13
gable box 7 11.48 more feathers are brought in
gable box 6 12.38 a swift arrives and leaves at 12.56
 
frequent visits today by birds in gable boxes 5, 6 and 7
 
gable box 3 20.48 a swift arrives and leaves at 20.52
gable box 7 21.32.47 a swift leaves and returns at 21.32.58
gable box 7 21.33.25 a swift leaves and in 4 seconds returns but makes a mistake
gable box 5 21.33.29 the swift from box 7 enters causing a fight. They finish and leave at 22.36 and 22.58 - its now very dark outside
 
May 10th
post fight the swift in box 5 returned at 05.00. The pair in box 7 reunited at 14.12
frequent visits today by birds in gable boxes 5 and 7
gable box 4 19.32 a swift arrives and leaves at 19.55
 
May 12th
gable box 9 18.55 first swift home
gable box 9 18.58 second swift home. Both leave at 21.05
 
May 13th
gable box 7 11.08 an intruder arrives causing an immediate fight. The fight ends at 15.08 - 4 hours
gable box 5 19.53 a second swift arrives.
gable box 5 19.55 a swift arrives but stays close to the entrance but there is no fight. It acts like a first timer by climbing and exploring. It leaves at 20.12
front 6 18.20 a swift arrives and leaves at 19.00
front 7 a swift arrives at 21.25 and leaves at 21.28 - the swift with the 'sore' throat
front 7 21.30 a swift arrives and leaves at 21.40
front 6 21.40 two swifts arrive together
 
May 14th
gable box 6 04.43 mate arrives
gable box 4 14.48 a swift arrives and leaves at 15.01
 
May 15th
sunrise 05.19 sunset 21.25
 
gable box 4 07.22 a swift arrives and leaves at 08.30
 
May 20th
gable box 9 first egg 10 days together
 
May 21st
gable box 7 first egg
 
May 22nd
gable box 6 first egg 9 days back together
gable box 9 second egg
front 4 11.28 a swift arrives and leaves at 12.03
front 9 12.44 a swift arrives and leaves at 12.50
front 4 19.47 a swift arrives and stays until 21.05
 
May 23rd
front 4 11.00 a swift arrives and leaves at 11.25
front 4 20.12 a swift arrives and leaves at 23.00
 
May 24th
front 4 08.22 a swift arrives
front 6 08.40 the mate arrives.
This answers questions I had. Was a swift from front 6 making mistakes and entering front 4? I saw a swift doing the i have a nest follow me and this puzzled me
front 4 12.14 the swift leaves. The start of a new pair or did a single with no returning mate relocate?
front 4 13.30 a swift arrives and leaves at 14.59
front 6 16.40 an intruder arrives causing a fight. I separate them and mark both
front 4 19.23 a swift arrives ... one of the fighters. It leaves at 19.38
front 6 19.45 the swift from front 4 enters and leaves at 19.50
 
May 25th
front 6 05.52 swift leaves
front 6 06.12 both arrive. Both leave at 09.16
gable 6 second egg - one day late
gable 5 21.56 a swift arrives and leaves at 22.57
front 5 arrives at 21.30 and leaves at 23.25
 
May 26th
front 4 the swift arrives at 07.18 and leaves at 08.19
 
May 27th
front 6 06.14 swift leaves
front 6 06.15 both arrive. Both leave at 09.57
front 6 14 days back together but no eggs the pair aren't together very often
 
May 28th
front 6 06.27 swift leaves
front 6 06.28 both arrive. Both leave at 09.01
gable box 5 21.17 a swift arrives and leaves at 21.36
 
May 29th
front 6 06.29 swift leaves
front 6 06.30 both arrive. Both leave at 09.15
 
May 30th
front 6 05.14 swift leaves, returns at 05.48, leaves at 06.50 and arrives at 07.31, leaves at 07.35, returns at 07.39
front 4 07.39 swift arrives
front 6 swift leaves at 07.55. A swift arrives at 08.03 and explores inside the box and leaves at 08.11. At 08.44 a swift arrives and leaves at 09.03
front 4 09.33 the swift leaves
front 6 10.00 a swift arrives and leaves at 10.41
front 4 10.41 the swift leaves
front 6 11.41 both arrive. Both leave at 13.00
front 4 18.22 a swift arrives and leaves at 19.22
front 4  a swift arrives
 
May 31st
gable box 4 14.42 a swift arrives missing for 16 days or is this the mate arriving late?
gable box 5 14.42 a swift arrives and leaves at 15.26
gable box 4 leaves at 15.43
gable box 4 19.41 a swift arrives
front 4 21.21 a swift arrives
front 6 21.22 a swift arrives
 
June 1st
sunrise 04.57 sunset 21.49
front 6 04.59 the swift leaves and arrives at 05.07 and leaves at 05.40
gable box 4 07.11 a swift arrives
gable box 5 07.11 a swift arrives
front 6 06.15 a swift arrives, 06.46 leaves,
gable box 4 06.49 the swift leaves
front 4 4 07.02 the swift leaves 12 hours in the nest box
front 6 07.06 the pair arrive
gable box 5 07.16 the swift leaves
gable box 4 07.59 the swift leaves
gable box 5 08.04 a swift arrives, 08.07 a second swift arrives. 08.08 a short fight results in the first swift leaving
gable box 5 08.05 a swift arrives
front 6 08.35 the pair leave
gable box 5 09.11 a second swift arrives. minor fights and at 09.43 one leaves
front 6 09.22 a swift arrives
front 4 09.22 a swift arrives
front 6 09.37 the swift leaves
front 4 09.45 the swift leaves
gable box 5 09.48 remaining swift leaves
gable box 5 09.57 a swift arrives
gable box 4 10.40 a swift arrives and leaves at 10.45
gable box 5 10.59 the swift leaves
gable box 5 13.03 a swift arrives
gable box 2 13.06 a swift arrives and leaves at 13.25
gable box 5 13.31 a swift leaves
gable box 4 13.31 a swift arrives and leaves at 13.32
gable box 5 13.33.00 a swift arrives and leaves at 13.33.50
gable box 5 14.07 a swift arrives and leaves at 15.34
gable box 5 16.40 a swift arrives and leaves at 16.55
front 4 20.00 a swift arrives
front 6 20.01 a swift arrives
gable box 5 20.13 a swift arrives
gable box 5 20.15 the mate arrives
front 6 21.36 the swift leaves and returns at 21.56
 
June 2nd
front 6 05.44 the swift leaves
front 5 05.45 the swift leaves
front 4 09.25 a swift arrives and leaves at 10.10
front 6 09.25 a swift arrives and leaves at 10.06
 
June 3rd
front 6 05.01 the swift leaves front 6
front 4 06.24 10 days after arriving and without finding a mate an egg is laid
front 4 07.24 the swift leaves
front 6 07.24 the pair arrive
front 6 10.13 both leave
gable box 3 11.46 a swift arrives and leaves at 12.01
gable box 4 15.21 a swift arrives and leaves at 15.41
front 4 17.26 the swift returns
front 6 17.50 a swift returns, leaves immediately and returns at 18.09 and leaves at 18.22
gable box 3 17.36 a swift arrives and leaves at 17.42
gable box 4 18.06 a swift arrives and leaves at 18.20
front 6 18.09 a swift arrives and leaves at 18.22
gable box 3 19.20 a swift arrives 
front 4 19.42 the swift leaves
front 6 19.42 a swift arrives and leaves at 19.46
front 4 19.47 a swift arrives
gable box 3 leaves at 19.58
gable box 3 20.43 a swift arrives
gable box 2 20.15 a swift arrives and leaves at 20.22
gable box 3 20.42 a swift arrives
 
June 4th
front 4 05.41 the swift leaves
front 6 05.41 the swift leaves 05.47 the pair arrive
gable box 4 07.37 a swift arrives and leaves at 08.36
gable box 3 08.59 a swift arrives and leaves at 09.03
front 6 09.00 both leave
gable box 3 leaves at 09.03
gable box 4 09.04 a swift arrives  and leaves at 09.10
gable box 4 10.04 a swift arrives and leaves at 10.11
gable box 3 10.14 a pair arrives and act like they know each other. 11.06 both leave
front 4 11.35 a swift arrives
front 6 11.47 a swift arrives and leaves at 11.52
front 4 13.56 the swift leaves
 
June 5th
front 4 07.38 second egg and no mate
 
front 6 11.28 the pair arrive. Both leave at 12.26
gable 3 12.37 a swift arrives and leaves at 12.44
gable 4 12.37 a swift arrives and leaves at 12.50
gable box 2 16.23 a swift arrives and leaves at 16.30
 
rain most of the day
 
front 4 how does a single swift cope without a mate to share incubation red = eggs unattended
incubates from 21.20 (June 4th) to 11.21 (incubates 13 hours),
returns at 16.26 (4 hours 5 minutes) and
leaves at 18.16 ( incubates 1 hour 50 minutes),
returns at 18.26 (10 minutes) and
leaves at 20.24 (incubates 2 hours),
returns at 21.14 (50 minutes)
 
June 6th
front 6 10.54 the pair arrive. Both leave at 11.42
 
front 4 how does a single swift cope without a mate to share incubation red = eggs unattended
incubates from 21.14 June 5th to 08.34 swift leaves (incubates 11 hours 15 minutes)
returns at 13.25(4 hours 50 minutes) (incubates 5 hours 50 minutes)
leaves at 15.04 (incubates 1 hour 10 minutes)
returns at 20.40 (5 hours 35 minutes)
 
rain most of the day
 
June 7th
gable box 4 07.12 a swift arrives and leaves at 07.21
gable box 4 10.21 the swift arrives with feathers and leaves at 10.16 - no mate!
gable box 4 11.11 swift arrives with grass and leaves at 11.20
front 6 18.53 a swift arrives
front 6 18.55 the mate arrives. One leaves at 19.40 and the other at 19.41
front 6 18.55
 
front 4 how does a single swift cope without a mate to share incubation red = eggs unattended
incubates from 20.40 June 6th to 08.58 swift leaves (incubates 12 hours 18 minutes)
returns at 11.09 (2 hours 7 minutes) (incubates 37 minutes)
leaves at 11.47 (incubates 1 hour 10 minutes)
returns at 22.19 (10 hours 30 minutes)
 
June 8th
gable box 4 15.48 a swift arrives and leaves at 15.52
gable box 4 20.20 a swift arrives and leaves at 21.27
front 6 21.08 a pair arrive but no swift in front 4 since eggs were laid
gable box 3 21.49 a swift arrives first time staying over night
 
June 9th
gable box 3 04.21 the swift leaves
front 6 04.35 and 04.37 the pair leave
front 5 08.52 a swift arrives but should it be in 4 or 6? It leaves at 09.08
front 6 10.11 the pair arrive. 10.37 both leave
 
June 10th
gable box 2 16.15 a swift arrives and leaves at 16.29
gable box 3 16.41 a swift arrives and leaves at 16.52
 
June 11th
gable box 9 chicks have hatched
gable box 4 09.51 a swift arrives and leaves at 10.07
 
June 12th
gable box 2 a swift arrives with feathers - probably a mistake - and leaves at 20.09
gable box 4 20.16 a swift arrives and leaves at 20.39
 
June 13th very cold all day
 
June 15th rain all day
sun rise 04.47 sun set 22.03
 
June 16th
gable box 5 first egg 15 days together
 
June 18th
gable box 5 2nd egg
gable box 2 20.01 a swift arrives and leaves at 20.17
 
So quiet. No bangers. Not many screaming parties
 
June 27th 23c. No swift activity
 
July 1st sun rise 04.52 sun set 22.05
 
July 3rd
gable box 11 07.02 a swift arrives and leaves at 07.37
gable box 11 08.13 a swift arrives and leaves at 08.19
 
gable box 4 13.14 an intrusion by a breeder with a bolus. Fight over at 13.20
gable box 4 13.31 the ?mate returning with feathers get a beating
 
July 5th
gable box 11 08.09 a swift arrives and leaves at 08.17
gable box 5 eggs get dumped
 
July 9th
gable box 5 07.23 a swift arrives and leaves at 07.40
gable box 5 08.24 a swift arrives and leaves at 10.24
 
July 15th sun rise 05.07 sun set 21.53
 
July 20th
gable box 9 12.51 first chick fledges aged 40 days
 
July 21st
gable box 9 21.20 2nd chick fledges in to very heavy rain aged 41 days
gable box 9 22.06 3rd chick fledges aged 40
 
July 22nd
gable box 6 10.55 1st chick fledges
gable box 6 14.38 2nd chick fledges
 
July 23rd
gable box 6 06.12 3rd chick fledges
 
July 26th
21.37 last chick fledges aged 45 days!