Mosquito density (number of mosquitoes per habitat) of (A) Anopheles immature stages and (B) culicine immature stages sampled from swimming pools (n = 66), wells (n = 93), drainage troughs (n = 60), and other miscellaneous habitat types (n = 31; i.e. septic tanks, swamps, concrete tanks, fish ponds, car-track depressions, and drainage ponds) located in different urban areas of Malindi, Kenya.