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Age and Sex Composition of Seals Killed by Polar Bears in the Eastern Beaufort Sea
Figure 4
Mean daily number of kills observed per five-day period in the eastern Beaufort Sea between 1985–2011.
4a: Mean daily number of all kills observed (± SE); error represents combined daily and annual variation in observations. Grey shading indicates peak ringed seal whelping in the Beaufort Sea [12]. 4b: Mean number of ringed seal pup (0+ years), juvenile (1–6 years) and adult (≥7 years) kills observed.