Tuesday, October 19, 2010

October 13 [Day 24] (Peter Sherrington) The temperature reached a high of 15C between1500-1700 from a morning low of 2C and was 8.5C at 1900. Ground winds were SE-W light in the morning becoming light moderate in the afternoon gusting to 25 km/h, while ridge winds were strong SW gusting to 120 km/h after 1400. Cloud cover was 100-80% altostratus and cirrostratus all day with a Chinook Arch over the Fisher Range for most of the day providing excellent viewing conditions. Again there were only a few raptor species moving with 91 of the day’s 96 migrants being Golden Eagles (74a, 8sa, 5j, 4u) that moved between 0836 and 1802, with the last bird of the day being the day’s third Northern Goshawk. The other raptor migrants were an adult Bald Eagle and a light morph Rough-legged Hawk. Golden Eagle movement was fairly steady all day and peaked at 18 birds between 1400 and 1500. Passerine migrants included 13 American Robins, 50 Grey-crowned Rosy-Finches and 23 Bohemian Waxwings. 12 hours (269.66) BAEA 1 (74), NOGO 3 (18), RLHA 1 (11), GOEA 91 (1981) TOTAL 96 (2229)

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