Alaska species accounts, part 1, v4403
Page 461
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
T. Code 1968 25 July Fales pelegrines cont. a total of 12 pairs of peregrines resident between Dolomnngapok and Christ Mt- the largest number for any year. It is perhaps significant that this abundance has occurred in a non-breeding year for gypfalcons of the area. Yet of the 740 known nesting places of gypfalcons on this stretch of river, only two were occupied this year by peregrines! Of the twelve pairs resident - only 5 are known to have young in the nest - 2 were undetermined, 1 pair had an adelled egg, and 4 pairs were either unsuccessful in rearing young or did not breed. In addition to these birds, a single 9 was seen at a cliff which has always had a peregrine agree in the past - so there were possibly 13 nesting attempts on the river this year. Twelve pairs produced a total of 13 young to the age of 2-3 weeks - one brood of 1, one brood of 2, two broods of 3, and one brood of 4. 2 August Franklin Bluffs, Saguavinktok River With Kovanka, I visited the local aerie about half a mile from the Saga camp. The aerie is located on a gravel ridge - flattion-