Cranswick, P.A., & Hall, C. 2010. Eradication of the Ruddy Duck Oxyura jamaicensis in the Western Palaearctic : a review of progress and a revised Action Plan 2010-2015. WWT report to the Bern Convention. 51 p.

Cranswick, P.A., & Hall, C. 2010. Eradication of the Ruddy Duck Oxyura jamaicensis in the Western Palaearctic : a review of progress and a revised Action Plan 2010-2015. WWT report to the Bern Convention. 51 p.