Mean time that both parents were at nest site was 21.04% (=26h05m38s/124h00m00s)

 Date          Chick-hours	Both adults     Both adults
                                at nest (time)  at nest (%)

24/06/08	 12:00:00	02:15:22	18.80%
30/06/08	 14:00:00	03:14:46	23.19%
01/07/08	 18:00:00	02:55:14	16.23%
04/07/08	 36:00:00	07:09:10	19.87%
08/07/08	 18:00:00	03:45:47	20.91%
13/07/08	 20:00:00	06:06:02	30.50%
14/07/08	 06:00:00	00:39:17	10.91%

2008            124:00:00	26:05:38	21.04%



G080720A: 07h56m15s - 08h58m45s

G080714A: 07h12m25s - 08h12m: 1 feed
G080714B: 08h13m24s - 09h13m: no feeds

G080713A: 06h08m - 07h07m: no feeds
G080713B: 07h08m03s - 08h08m: 1 feed
G080713C: 08h08m39s - 09h08m: no feeds
G080713D: 09h09m - 10m09m: 1 feed

G080708A: 07h39m09s - 08h39m: 2 feeds
G080708B: 08h40m19s - 09h40m: 1(+1) feed

G080704A: 05h10m02s - 06h11m: 6 feeds
G080704B: 06h11m14s - 07h11m: 2 feeds
G080704C: 07h12m12s - 08h12m: 1 feed
G080704D: 08h12m50s - 09h12m: no feeds

G080701C: 07h02m - 08h02m: 2 feeds
G080701D: 08h03m - 09h03m: 1 feed

G080630B: 08h27m - 09h27m: 2 feeds
G080630C: 09h28m - 10h28m: 2 feeds

G080624A: 08h01m - 09h01m: 2 feeds
G080624B: 09m02m - 10h02m: no feeds
STPH2008Ic 00:14:23  00:44:50
STPH2008Oc 00:05:29  00:00:00
STPH2008Pc 00:05:51  00:00:00
STPH2008Qc 00:00:00  00:00:00
STPH2008Rc 00:00:00  00:00:00
STPH2008Sc 01:00:00  00:04:49

• St Philip's Stone 2008
• Provisioning rates in 2008 Preliminary provisioning rate of 0.2 feeds per chick hour
  (40 feeds / 202 chick.hours = 0.8 feeds per chick per 4 hours).
• Feeding-trip duration in 2008 Preliminary data - 5 timed feeds out of 30 (17%). Mean duration of timed feeds = 41m24s, median duration = 37m.
• Chick diet in 2008
• Productivity in 2008 There were at least 17 focal sites. 9 sites produced chicks that either fledged, or were of fledging age (+15days old) when last seen. This gives a productivity of no more than 53%.
• Parental attendance of Common Guillemots during chick-rearing
• Common Guillemot
• Lundy