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Status of the East Asian population of the Dalmatian Pelican Pelecanus crispus: the need for urgent conservation action

Published online by Cambridge University Press:  20 May 2008

H. Q. Shi
Affiliation:
School of Life Sciences, Lanzhou University, Lanzhou 730000, Gansu Province, China
N. F. Liu
Affiliation:
School of Life Sciences, Lanzhou University, Lanzhou 730000, Gansu Province, China
L. Cao*
Affiliation:
School of Life Sciences, University of Science and Technology of China, Hefei 230027, Anhui Province, China
M. A. Barter
Affiliation:
21 Chivalry Avenue, Glen Waverley, Vic 3150, Australia
*
* Author for correspondence. e-mail: [email protected].
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Abstract

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The Dalmatian Pelican Pelecanus crispus is a globally threatened species with three distinct populations, the smallest of which is the almost extinct eastern race with an estimated population size of 50 birds breeding in Mongolia and migrating to south-east China during the winter. We analysed recent survey information and published records to construct a picture of the annual life cycle of the Dalmatian Pelican and how it has changed over the years. We were able to obtain a total of 196 records from 82 sites in China and Mongolia dating back to 1862. Seasonal information was available for 168 records. The pelicans breed in western Mongolia and migrate in a south-easterly direction to the Bo Sea and then southwards along the coasts of Shandong and Jiangsu to the wintering area in south-east China. Return migration to the breeding grounds follows the same general path. There is some evidence that part of the population uses an inland migration route linking the wetlands along the Yellow and Huai Rivers and the middle reaches of the Yangtze River; this route was probably more important historically. The pelicans are encountering serious problems at all stages of their annual life cycle: destruction of nesting habitat and hunting in the breeding area, loss of important wetland habitats along the inland migration routes, and land claim, human disturbance and overexploitation of fisheries resources on the coast. It is highly desirable that a simultaneous count be conducted of the key wintering sites so that an accurate population estimate can be obtained. Use of satellite telemetry would provide very useful information on migration strategies and home ranges in the wintering grounds, and assist greatly in identifying key habitats for conservation action at different stages of the annual life cycle.

Type
Research Article
Copyright
Copyright © Birdlife International 2008