Evidence for regular ongoing introductions of mosquito disease vectors into the Galápagos Islands by Arnaud Bataille, Andrew A. Cunningham, Virna Cedeño, Marilyn Cruz, Gillian Eastwood, Dina M. Fonseca, Charlotte E. Causton, Ronal Azuero, Jose Loayza, Jose D. Cruz Martinez, and Simon J. Goodman Proceedings B Volume 276(1674): November 7, 2009 ©2009 by The Royal Society

Mosquito sampling sites in the Galápagos Islands (dots) and in mainland Ecuador (stars). Arnaud Bataille et al. Proc. R. Soc. B 2009;276: ©2009 by The Royal Society

Clustering of Culex quinquefasciatus individuals from the Galápagos Islands and mainland Ecuador based on the Structure 2.2 algorithm (Pritchard et al. 2000). Arnaud Bataille et al. Proc. R. Soc. B 2009;276: ©2009 by The Royal Society

Plot of the Eigen-values for the two first components of the principal component analysis (PCA) performed on Culex quinquefasciatus populations from Galápagos Islands and mainland Ecuador. Arnaud Bataille et al. Proc. R. Soc. B 2009;276: ©2009 by The Royal Society