Where do the mosquitoes come from and is there any danger in being bitten?
A. Mosquitoes breed in pools of water from home landscapes, in neglected birdbaths or swimming pools, water puddles from rain, and in tail water pools from irrigated crops. The two mosquito species most likely to spread WNV in Imperial County, Culex tarsalis and Culex pipiens. These mosquitoes actively seeking a blood meal from dusk until dawn.