RttIoP: Feeding ecology of Common Guillemots on Lundy: parental attendance in 2012

Summary

Mean time that both parents were at nest site was 9.75% (=19h18m32s/198h00m00s). Chick "F" was left with allo-brooders (Pair G) on 28th June. Chick "N" was left unattended on at least two days 2nd & 4th July.

 Date          Chick-hours	Both adults     Both adults
                                at nest (time)  at nest (%)
11/06/12	08:00:00	00:53:14	11.09%
13/06/12	20:00:00	02:35:20	12.94%
17/06/12	22:00:00	05:19:06	24.17%
18/06/12	22:00:00	02:18:30	10.49%
20/06/12	22:00:00	02:25:51	11.05%
27/06/12	18:00:00	00:22:37	 2.09%
28/06/12	18:00:00       -00:04:17        -0.40%
29/06/12	18:00:00	00:22:00	 2.04%
30/06/12	18:00:00	03:41:04	20.47%
01/07/12	18:00:00	01:47:48	 9.98%
02/07/12	14:00:00       -00:22:41        -2.70%

               198:00:00	19:18:32	 9.75%



02/07/12 -00:22:41/14 chick.hours = -2.1% attendance/chick

Bravo    00:00:00 00:00:00
Foxtrot  00:00:00 00:00:00
India    00:00:00 00:00:00
November 00:00:00 -0:22:41
Oscar    00:00:00 00:00:00
Quebec   00:00:00 00:00:00
Sierra   00:00:00 00:00:00


01/07/12 01:47:48/18:00:00 chick.hours = 10% attendance/chick

GU:STPH2012Bc 00:00:00 00:00:00
GU:STPH2012Fc 00:15:01 00:00:00
GU:STPH2012Hc 00:00:00 00:05:40
GU:STPH2012Ic 00:00:00 00:00:00
GU:STPH2012Nc 00:05:17 00:52:02
GU:STPH2012Oc 00:00:00 00:00:00
GU:STPH2012Pc 00:24:42 00:00:00
GU:STPH2012Qc 00:05:06 00:00:00
GU:STPH2012Sc 00:00:00 00:00:00


30/06/12 / chick.hours = % attendance/chick

GU:STPH2012Bc 00:53:47 00:47:39
GU:STPH2012Fc 00:00:00 00:00:00
GU:STPH2012Hc 00:19:34 00:00:00
GU:STPH2012Ic 00:00:00 00:00:00
GU:STPH2012Nc 00:00:00 00:10:54
GU:STPH2012Oc 00:01:50 00:08:25
GU:STPH2012Pc 00:00:00 01:00:00
GU:STPH2012Qc 00:00:00 00:00:00
GU:STPH2012Sc 00:14:47 00:04:08


29/06/12 00:21:37/18:00:00 chick.hours = 2.0% attendance/chick

GU:STPH2012Bc 00:14:48 00:00:00
GU:STPH2012Fc 00:00:00 00:00:00
GU:STPH2012Hc 00:06:49 00:00:00
GU:STPH2012Ic 00:00:00 00:00:00
GU:STPH2012Nc 00:00:00 00:00:00
GU:STPH2012Oc 00:00:00 00:00:00
GU:STPH2012Pc 00:00:00 00:00:00
GU:STPH2012Qc 00:00:00 00:00:00
GU:STPH2012Sc 00:00:00 00:00:00


28/06/12 -0:04:17/18:00:00 chick.hours = -0.4% attendance/chick

GU:STPH2012Bc 00:00:00 00:00:00
GU:STPH2012Fc -0:00:51 -0:58:23
GU:STPH2012Hc 00:00:00 00:00:00
GU:STPH2012Ic 00:00:00 00:00:00
GU:STPH2012Nc 00:00:00 00:00:00
GU:STPH2012Oc 00:00:00 00:00:00
GU:STPH2012Pc 00:22:05 00:00:00
GU:STPH2012Qc 00:19:10 00:08:32
GU:STPH2012Sc 00:05:10 00:00:00


27/06/12 00:22:37/18:00:00 chick.hours = 2.1% attendance/chick

GU:STPH2012Bc 00:00:00 00:00:00
GU:STPH2012Fc 00:00:00 00:00:00
GU:STPH2012Hc 00:00:00 00:00:00
GU:STPH2012Ic 00:16:48 00:00:00
GU:STPH2012Nc 00:00:00 00:05:49
GU:STPH2012Oc 00:00:00 00:00:00
GU:STPH2012Pc 00:00:00 00:00:00
GU:STPH2012Qc 00:00:00 00:00:00
GU:STPH2012Sc 00:00:00 00:00:00


20/06/12 2:25:51/22:00:00 chick.hours = 11.0% attendance/chick

GU:STPH2012Bc 00:00:00 00:00:00
GU:STPH2012Cc 00:00:00 00:00:00
GU:STPH2012Ec 00:14:27 01:00:00
GU:STPH2012Fc 00:02:44 00:10:13
GU:STPH2012Hc 00:00:00 00:00:00
GU:STPH2012Ic 00:03:04 00:00:00
GU:STPH2012Nc 00:14:30 00:00:00
GU:STPH2012Oc 00:22:15 00:00:00
GU:STPH2012Pc 00:06:49 00:04:29
GU:STPH2012Qc 00:07:20 00:00:00
GU:STPH2012Sc 00:00:00 00:00:00

GU:STPH2012Ax 00:00:00 00:00:00
GU:STPH2012Dx 00:00:00 00:00:00
GU:STPH2012Gx 00:00:00 00:00:00
GU:STPH2012Mx 00:49:03 00:00:00
GU:STPH2012Rx 00:46:45 01:00:00
GU:STPH2012Tx 00:14:46 01:00:00


18/06/12 02:18:30/22:00:00 chick.hours = 10.5% attendance/chick
 
GU:STPH2012Bc 00:00:00 00:00:00
GU:STPH2012Cc 00:08:28 00:00:00
GU:STPH2012Ec 00:10:52 00:25:26
GU:STPH2012Fc 00:02:17 00:05:08
GU:STPH2012Hc 00:00:00 00:00:00
GU:STPH2012Ic 00:16:26 00:00:00
GU:STPH2012Nc 00:00:00 00:00:00
GU:STPH2012Oc 00:08:41 00:15:56
GU:STPH2012Pc 00:09:45 00:17:17
GU:STPH2012Qc 00:00:00 00:00:00
GU:STPH2012Sc 00:00:00 00:18:14

GU:STPH2012Ax 00:00:00 00:48:21
GU:STPH2012Dx 00:00:00 00:06:17
GU:STPH2012Gx 00:00:00 00:32:41
GU:STPH2012Mx 00:59:07 01:00:00
GU:STPH2012Rx 00:47:49 01:00:00
GU:STPH2012Tx 01:00:00 01:00:00

  
17/06/12 5h19m06s/22chick.hours = 24% attendance/chick

Bravo    00:00:00 00:02:56
Charlie  00:00:00 00:00:00
Echo     00:06:58 00:18:29
Foxtrot  00:00:00 00:00:00
Hotel    00:00:00 00:43:11
India    00:00:00 00:39:05
November 00:00:00 00:02:23
Oscar    00:17:18 00:27:33
Papa     00:08:27 00:47:49
P or Q   00:01:45
Quebec   00:00:00 00:17:34
Sierra   00:25:38 01:00:00

GU:STPH2012Ax (60m00s) (60m00s)
GU:STPH2012Dx (53m24s) ( 0m00s)
GU:STPH2012Gx ( 0m00s) ( 0m00s)
GU:STPH2012Mx (60m00s) (59m19s)
GU:STPH2012Rx ( 0m00s) (47m34s)
GU:STPH2012Tx ( 0m00s) (46m58s)


13/06/12 02:35:20/20:00:00 chick.hours = 12.9% attendance/chick

GU:STPH2012Bc 00:00:00 00:00:00
GU:STPH2012Cc 00:00:00 00:00:00
GU:STPH2012Ec 00:00:00 00:00:00
GU:STPH2012Fc 00:00:00 00:00:00
GU:STPH2012Hc 00:00:00 00:00:00
GU:STPH2012Ic 00:00:00 00:11:16
GU:STPH2012Nc 01:00:00 00:27:49
GU:STPH2012Oc 00:40:43 00:00:00
GU:STPH2012Pc 00:00:00 00:03:59
GU:STPH2012Qc 00:00:00 00:11:33

GU:STPH2012S? 00:00:00 00:00:00

GU:STPH2012Ax 01:00:00 01:00:00
GU:STPH2012Dx 00:00:00 00:00:00
GU:STPH2012Gx 01:00:00 01:00:00
GU:STPH2012Mx 00:00:00 00:38:29*
GU:STPH2012Rx 00:00:00 00:00:00
GU:STPH2012Tx 01:00:00 00:42:57


11/06/12 00:53:14/08:00:00 chick.hours = 11.1% attendance/chick

GU:STPH2012Cc 00:00:00 00:00:00
GU:STPH2012Ec 00:30:46 00:18:33
GU:STPH2012Pc 00:00:00 00:00:00
GU:STPH2012Qc 00:03:55 00:00:00

GU:STPH2012Fc ( 0m00s) 00:00:00
GU:STPH2012Nc (45m22s) 00:06:58

GU:STPH2012B? ( 0m00s) 00:00:00
GU:STPH2012D? (23m24s) 00:00:00
GU:STPH2012I? (14m19s) 00:00:00
GU:STPH2012S? ( 0m00s) 00:00:00

GU:STPH2012He (60m00s) 00:08:54
GU:STPH2012Oe (15m07s) 00:00:00

GU:STPH2012Ax (60m00s) 01:00:00
GU:STPH2012Gx (60m00s) 01:00:00
GU:STPH2012Mx (60m00s) 01:00:00
GU:STPH2012Rx (60m00s) 01:00:00
GU:STPH2012Tx (60m00s) 01:00:00

Internal Links

St Philip's Stone 2012

Provisioning rates in 2012 Preliminary provisioning rate of 0.25 feeds per chick hour
(65.5 feeds / 261 chick.hours = 1.00 feeds per chick per 4 hours).
Feeding-trip duration in 2012
Chick diet in 2012
Productivity in 2012 There were 11 active sites and at least 6 regular sites. 11 sites produced chicks that either fledged, or were of fledging age (+15days old) when last seen. This gives a productivity of no more than 65%. Of these 11 chicks, at least one failed after 21 days.

Parental attendance of Common Guillemots during chick-rearing
Common Guillemot
Lundy

External Links