After publication of this work , we noted that we had inadvertently failed to include the complete list of all co-authors. The full list of authors has now been added and the Authors' contributions and Competing interests sections modified accordingly.
The author(s) declare that they have no competing interests.
AML designed and coordinated the study, YS oversaw mosquito collections, dissections and rearing, CP conceived and conducted PCR assays, data entry and data analysis, ND assisted with fieldwork design and statistical analysis, and SJL conceived of, and worked on the optimization of the PS-PCR assay.
We gratefully acknowledge the financial support of the French Polynesia Government, the French Ministry of Overseas Territories, Institut Louis Malardé and the UC Berkeley Gump Station. We thank M. Faaruia, A. Tetuanui and M. Germain for their technical assistance in collecting, dissecting and rearing mosquitoes. We would also like to thank Dr Tom Burkot (Center for Disease Control and Prevention, Division of Parasitic Diseases, Atlanta, GA, USA) for his critical reading of the manuscript.