World Heritage Site:
Aldabra Atoll
Publication Year:
2013
Publication Type:
Article
Publication Identifier:
WHEEAAA806B64
Summary
Aldabra Atoll, one of the world's least disturbed and best-protected breeding sites for the endangered Madagascar Pond-heron (Ardeola idae), hosts a stable but unquantified population despite intensive monitoring efforts. The study, conducted from 2009 to 2012, confirmed that the species breeds seasonally (November–March) in shallow water habitats dominated by Thespesia populneoides shrubs, primarily on the logistically challenging eastern side of the atoll. No breeding attempts were observed, but birds in breeding plumage indicated ongoing reproduction. The research combined targeted surveys with opportunistic monitoring, training local staff in identification and data collection techniques. While population estimates remain elusive due to the species' high sensitivity to disturbance and the atoll's size, long-term monitoring is underway to gather critical data for conservation management. This study highlights Aldabra's importance as an undisturbed breeding ground and underscores the need for sustained research to address knowledge gaps in the species' ecology.
Citation
Bunbury, N. (2013). Distribution, seasonality and habitat preferences of the endangered Madagascar Pond‐heron Ardeola idae on Aldabra Atoll: 2009–2012. Ibis, 156(1), 233–235. Portico. https://doi.org/10.1111/ibi.12110