Waterbird migration near the Yukon and Alaskan coast of the Beaufort Sea: I. Timing, routes and numbers in spring. Arctic

• Main Authors: Stephen R. Johnson, W. John Richardson
• Other Authors: The Pennsylvania State University CiteSeerX Archives
• Format: Text
• Language: English
• Published: 1981
• Subjects: Key words; seaducks; moult migration; Beaufort Sea; Alaska; Yukon; seawatches; Oldsquaw; eider; scoter; Arctic; Barrier Islands; Barrow; Point Barrow; Prudhoe Bay
• Online Access: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.465.6567; http://arctic.synergiesprairies.ca/arctic/index.php/arctic/article/download/2327/2304/

ABSTRACT. Westward moult migrations of seaducks were studied in the summers of 1972 and 1975 (northern Yukon) and 1977-78 (west of Prudhoe Bay, Alaska). Methods used were visual observations from the coast, aerial surveys, and (in 1975) DEW radar. Many male Oldsquaws (Clangula hyemalis) fly west nea...