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Yellowstone's Northern Range - Greater Yellowstone Science ...

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119<br />

Year<br />

<strong>Northern</strong> <strong>Yellowstone</strong> winter range<br />

Parkwide<br />

Count<br />

Data<br />

Count Estimate Date of count Inside park Outside park Total Estimate Comments from sources source£<br />

1935 610 850 ? No -increase. Mild winters for 3 years 8<br />

caused abnonnal increase.<br />

1936 673 787 Mar. 18-19 622 Not 622 736 Count not fully successful. Deer counted 9<br />

and Apr. 2 counted separately on lower range but with elk on<br />

higher range. No noticeable increase last<br />

year. Status rather precarious.<br />

Depredations by predators reported in a<br />

number of instances.<br />

1937 843 907 Mar. 2-5 801 Not 801 848 Thought to be one of the most complete 10<br />

counted<br />

and accurate counts ever made.<br />

1938 964 1,000 Feb. 24-26 817 104 921 Through coverage was obtained. Count is 11<br />

quite accurate. No change in status over<br />

previous year.<br />

1939 935 1,000 Mar. 22-24 649 267 916 Excellent weather but deer scattered due 12<br />

to light snow. No change in status from<br />

previous year. Losses were between<br />

January 1 and May 1 due to malnutrition<br />

and bot flies. All were coming yearlings<br />

or old.<br />

1940 1,114 1,200 Mar. 19-20 748 342 1,090 Separate deer count. Higher count partly 13<br />

due to better methods. Losses were<br />

hunter kill and

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