Fig. 2
From: Human biting mosquitoes and implications for West Nile virus transmission
Locations of Culex salinarius collected within Illinois. Human landing catch (HLC) efforts (conducted within each of the 55 1-km wide hexagonal units) totaled 34 collections from 4.32 trap nights. The City of Chicago, including the Northwest Mosquito Abatement District (NWMAD) (all non-HLC trapping methods) and southern Cook County collections, resulted in a total of 1466 specimens trapped over a combined 77,062 trap nights. Macon Mosquito Abatement District totaled 199 collections from 9299 trap nights