Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
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Transcription
49
Journal
R.E. Johnson
1968
May 28
Cinchitha Island, Alaska (cont.)
Eggs young
13 4 (2 day old) 3:40 PM ♀ on
14 1 3 3:55 PM ♀ on
15 4 1 4:00 PM ♀ on
measured length of leg & wing (outer unit only)
16 warm 5 4:11 PM ♀ on
17 warm 4 4:15 PM ♀ on
18 warm 4 4:13 PM ♀ off
22 Forgot to look at this nest.
Therefore eggs were still being laid in nest #4 so that it may be used to determine incubation period. All the eggs in Nests #5,4,13 have hatched and 3 of 4 eggs in nest #14 are now hatched (2 were hatched on May 26). One of 5 eggs in nest #15 has hatched. These results pretty well assure that I will get some good data on length of nesting period since there are no predators (except rats & man) on the island to destroy the nestlings. In addition there are 8 other nests with eggs which might provide additional data. One or two of these may be abandoned (#s 3,11).
The Rock Sandpiper nest which was found on May 26 was checked at 3:45 PM & the eggs were cold & the ♀ was not present suggesting that it may be abandoned, especially since Charby has also