. The Canadian field-naturalist. 56 The Canadian Field-Naturalist Vol. 94 100 80 Allen Lake Muskox herd (n = 606) o cr cr 60 sp 20 o"— i I Bedded / Foraging l.:......J Alerted / Walked ^^1 Cantered/Galloped/Group Defense 44 56 70 90 91 102 123 199 June 1 -23 June 24-26 July 24 100 80 Observation Back Bay Muskox herd ( n= 1936) "5 60 o je 40 20 51 57 June 1-23 69 104 93 94 104 125 June 24 -July 7 198 July 24 Observation No. / Season. 233 236 247 August 11-16 251 Figure 2 — Percentage distributions of response categories obtained from Muskoxen of the Back Bay and Allen Lake


. The Canadian field-naturalist. 56 The Canadian Field-Naturalist Vol. 94 100 80 Allen Lake Muskox herd (n = 606) o cr cr 60 sp 20 o"— i I Bedded / Foraging l.:......J Alerted / Walked ^^1 Cantered/Galloped/Group Defense 44 56 70 90 91 102 123 199 June 1 -23 June 24-26 July 24 100 80 Observation Back Bay Muskox herd ( n= 1936) "5 60 o je 40 20 51 57 June 1-23 69 104 93 94 104 125 June 24 -July 7 198 July 24 Observation No. / Season. 233 236 247 August 11-16 251 Figure 2 — Percentage distributions of response categories obtained from Muskoxen of the Back Bay and Allen Lake herds during simulations of helicopter cargo slinging. Prince of Wales Island, Northwest Territories, 1977. The Back Bay Muskox herd responded uniformly during 19% of the overflights. Four of the uniform responses involved loose group defense formations during the first two observations in June. Except when the herd all cantered and walked in August, the other eight uniform group responses were at the main- tenance activity level involving foraging and bedding. Although there was a trend for the maintenance level uniform responses to occur at the end of several days of simulated slinging, the temporal aspect of the trend was not consistent. Allen Lake Muskox Herd We located the Allen Lake herd on 18 July 1976 as they foraged on sedge meadows at the foot of an escarpment (see Figure 1). The herd included two. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Ottawa Field-Naturalists' Club. Ottawa, Ottawa Field-Naturalists' Club


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