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Auteur Zhijun Ma |
Documents disponibles écrits par cet auteur (18)
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Article
ZIYOU YANG, Auteur ; BENJAMIN J. LAGASSÉ, Auteur ; HUI XIAO, Auteur ; MICHA V. JACKSON, Auteur ; CHUNG-YU CHIANG, Auteur ; David S. Melville, Auteur ; KAR SIN KATHERINE LEUNG, Auteur ; Jing Li, Auteur ; Lin Zhang, Auteur ; He-Bo Peng, Auteur ; Xiaojing Gan, Auteur ; Wen-Liang Liu, Auteur ; Zhijun Ma, Auteur ; Chi-Yeung Choi, AuteurThe extent of intertidal flats in the Yellow Sea region has declined significantly in the past few decades, resulting in severe population declines in several waterbird species. The Yellow Sea region holds the primary stopover sites for many sho[...]![]()
Article
Fenliang Kuang, Auteur ; Wei Wu, Auteur ; Wanjuan Ke, Auteur ; Qiang Ma, Auteur ; Weipin Chen, Auteur ; Xuesong Feng, Auteur ; Zhengwang Zhang, Auteur ; Zhijun Ma, AuteurStopover sites are critical for refueling and resting by migrating birds. Clarifying the habitat requirements of migratory birds during stopover is important for understanding migration ecology and for conservation management. Habitat use by mig[...]![]()
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Wan-Juan Ke, Auteur ; Peng He, Auteur ; He-Bo Peng, Auteur ; Chi-Yeung Choi, Auteur ; Shou-Dong Zhang, Auteur ; David S. Melville, Auteur ; Zhijun Ma, AuteurDans Ibis (161(4) 2019)Because migration is highly time-constrained and migration timing varies among individuals, the responses of migrants to food shortage at a refuelling site could differ between individuals that arrive early and late at the site. To test this hyp[...]![]()
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Shou-Dong Zhang, Auteur ; Zhijun Ma, Auteur ; Chi-Yeung Choi, Auteur ; He-Bo Peng, Auteur ; Qing-Quan Bai, Auteur ; Wen-Liang Liu, Auteur ; Kun Tan, Auteur ; David S. Melville, Auteur ; Peng He, Auteur ; Ying-Chi Chan, Auteur ; Jan A. van Gils, Auteur ; Theunis Piersma, AuteurMany shorebird populations are in decline along the East Asian-Australasian Flyway. The rapid loss of coastal wetlands in the Yellow Sea, which provide critical stop-over sites during migration, is believed to be the cause of the alarming trends[...]![]()
Article
Zhijun Ma, Auteur ; Zijian Wang, Auteur ; Hongxiao Tang, AuteurThe historical distribution of the Red-crowned Crane Grus japonensis together with changes in its breeding and wintering grounds in China are reviewed. According to historical information the bird mainly bred in Heilongjiang and Jilin Provinces [...]![]()
Article
He-Bo Peng, Auteur ; Guy Q. A. Anderson, Auteur ; Qing Chang, Auteur ; Chi-Yeung Choi, Auteur ; Sayam U. Chowdhury, Auteur ; Nigel A. Clark, Auteur ; Xiaojing Gan, Auteur ; Richard D. Hearn, Auteur ; Jing Li, Auteur ; Elena G. Lappo, Auteur ; Wenliang Liu, Auteur ; Zhijun Ma, Auteur ; David S. Melville, Auteur ; James F. Phillips, Auteur ; Evgeny E. Syroechkovskiy, Auteur ; Menxiu Tong, Auteur ; Songling Wang, Auteur ; Lin Zhang, Auteur ; Christoph Zöckler, AuteurSummary The Yellow Sea region is of high global importance for waterbird populations, but recent systematic bird count data enabling identification of the most important sites are relatively sparse for some areas. Surveys of waterbirds at three [...]![]()
Article
David S. Melville, Auteur ; Ying Chen, Auteur ; Zhijun Ma, AuteurWetlands along the Yellow Sea coast of China, which are a major staging area for shorebirds in the East Asian–Australasian Flyway, are in a state of crisis that threatens the future of this migration system. Populations of many shorebirds in the[...]![]()
Article
Qianyan Zhou, Auteur ; Wenjie Xue, Auteur ; Kun Tan, Auteur ; Qiang Ma, Auteur ; Xin Jin, Auteur ; Wei Wu, Auteur ; Chendong Tang, Auteur ; Zhijun Ma, AuteurMigratory birds face serious time constraints in their life cycles. Species carry on their activities during optimal time windows to maximise their fitness. To understand the temporal patterns of migrating shorebirds, we analysed the pattern of [...]![]()
Article
He-Bo Peng, Auteur ; Ning Hua, Auteur ; Chi-Yeung Choi, Auteur ; David S. Melville, Auteur ; Yan Gao, Auteur ; Qianyan Zhou, Auteur ; Ying Chen, Auteur ; Wenjie Xue, Auteur ; Qiang Ma, Auteur ; Wei Wu, Auteur ; Chendong Tang, Auteur ; Zhijun Ma, AuteurSelection of timing to match optimal environments is crucial for migrants that breed at high latitudes where there is a narrow time window suitable for breeding. However, birds generally depart from non-breeding grounds in a broad time window. H[...]![]()
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Chi-Yeung Choi, Auteur ; Phil F. Battley, Auteur ; Murray A. Potter, Auteur ; Ken G. Rogers, Auteur ; Zhijun Ma, AuteurBar-tailed Godwits Limosa lapponica and Great Knots Calidris tenuirostris are long-distance migratory shorebirds with declining numbers in the East Asian-Australasian Flyway. One of the most important staging sites for these two species during n[...]![]()
Article
The widespread decline of migratory shorebirds in the East Asian-Australasian Flyway (EAAF) is one of the greatest crises for migrating birds. Among the migratory species with known population trends, 88% (22 of 25 species) show population decli[...]![]()
Article
Chiyeung Choi, Auteur ; Ning Hua, Auteur ; Christer Persson, Auteur ; Chungyu Chiang, Auteur ; Zhijun Ma, AuteurFor some populations of Dunlins (Calidris alpina), determining the age of individuals on the nonbreeding grounds can be difficult. This difficulty arises in part because some populations undergo their primary molt during the boreal summer, leavi[...]![]()
Article
Chiyeung Choi, Auteur ; Ning Hua, Auteur ; Xiaojing Gan, Auteur ; Christer Persson, Auteur ; Qiang Ma, Auteur ; Hongxi Zang, Auteur ; Zhijun Ma, AuteurAlthough most shorebirds exhibit deferred migration and deferred breeding during their first summer, Dunlins (Calidris alpina) migrate to breeding areas and breed during their first summer. First-year and adult Dunlins should, therefore, have si[...]![]()
Article
Chiyeung Choi, Auteur ; Xiaojing Gan, Auteur ; Qiang Ma, Auteur ; Kejia Zhang, Auteur ; Jiakuan Chen, Auteur ; Zhijun Ma, AuteurWe compared seasonal variations in body condition and fuel deposition patterns of five calidrid sandpipers at Chongming Dongtan (eastern China), a stopover site in the East Asian-Australasian Flyway. We tested the hypothesis that long-distance m[...]![]()
Article
Zhijun Ma, Auteur ; Ning Hua, Auteur ; Hebo Peng, Auteur ; Chiyeung Choi, Auteur ; Phil F. Battley, Auteur ; Qianyan Zhou, Auteur ; Ying Chen, Auteur ; Qiang Ma, Auteur ; Na Jia, Auteur ; Wenjie Xue, Auteur ; Qingquan Bai, Auteur ; Wei Wu, Auteur ; Xuesong Feng, Auteur ; Chendong Tang, AuteurEvidence-based protection of migratory birds at flyway levels requires a solid understanding of their use of stopping sites' during migration. To characterize the site use of northward-migration great knots Calidris tenuirostris in China, we com[...]![]()
Article
Canchao Yang, Auteur ; Anders Pape Moller, Auteur ; Zhijun Ma, Auteur ; Feng Li, Auteur ; Wei Liang, AuteurNest predation is a common cause of reproductive failure. Here, we show for the first time unusually high rates of nest predation on eggs and chicks in nests of the Oriental Reed Warbler Acrocephalus orientalis and the brood parasitic Common Cuc[...]![]()
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The rapid development of birdwatching in mainland China: a new force for bird study and conservation
Zhijun Ma, Auteur ; Yixin Cheng, Auteur ; Junyan Wang, Auteur ; Xinghua Fu, AuteurBirdwatching is a popular activity in western countries where it has helped to integrate research into birds, bird conservation, and socio-economic development. We analysed the development of birdwatching in mainland China and its roles in bird [...]![]()
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Zhijun Ma, Auteur ; Ning Hua, Auteur ; Xuan Zhang, Auteur ; Haiqiang Guo, Auteur ; Bin Zhao, Auteur ; Qiang Ma, Auteur ; Wenjie Xue, Auteur ; Chendong Tang, AuteurWe assessed the effects of wind conditions on stopover decisions and fuel stores of migratory shorebirds at Chongming Dongtan in the south Yellow Sea along the East Asian-Australasian Flyway. In spring and autumn, wind directions differed among [...]



