Chick diet and daily activity pattern of Common Murres and Black-legged Kittiwakes at Bluff seabird colony, Norton Sound, Alaska

• Main Authors: Watanuki,Yutaka, Naito,Yasuhiko, Schauer,Jay
• Format: Report
• Language: English
• Published: National Institute of Polar Research/ National Institute of Polar Research/Dept. of Biology and Wildlife, University of Alaska Fairbanks 1992
• Subjects: Norton Sound; Polar Biology; Proceedings of the NIPR Symposium on Polar Biology; Alaska
• Online Access: https://nipr.repo.nii.ac.jp/?action=repository_uri&item_id=5157; http://id.nii.ac.jp/1291/00005157/; https://nipr.repo.nii.ac.jp/?action=repository_action_common_download&item_id=5157&item_no=1&attribute_id=18&file_no=1

At Bluff seabird colony, Norton Sound, Alaska, Common Murres (Una aalge) fed their chicks with mostly blenmes in the afternoon. Parents of Black-legged Kittiwakes (Rissa tndactyla) shifted chick guarding duties at any time of day Foraging trip time of the murres at Bluff (3 6 hr) was about 1.4-3.3 times longer than other colonies in boreal areas.