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Aspects of the breeding chronology and success of the Antarctic Skua Catharacta maccormicki at Magnetic Island, Prydz, Antarctica

Category: Issue 2
Author(s): Cindy Hull, Robyn Carter and Michael Whitehead
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At Magnetic Island, an east Antarctic coastal site, the breeding timetable of Antarctic Skuas was similar to that reported from other sites. Breeding success ranged between 62 and 65 per cent over the three seasons 1986/87, 1989190 and 1990/91. This is high compared with most previous studies and seems related to a high Adelie Penguin: […]

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Population dynamics of the Bridled Tern Sterna anaethetus colony on Penguin Island, South-western Australia

Category: Issue 2
Author(s): Dunlop and Jenkins
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The Bridled Tern breeding population on Penguin Island has increased steadily over the last decade as evidenced by an expansion in the area occupied by the nesting birds. In an established sub-colony area, individuals which were five to seven years of age or older made up most of the breeding pairs. Three-year olds, which were […]

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