Iowa Mosquito Surveillance

Yearly geographical distribution [1997]

Back to 1997 overview

Where?



Mosquito density legend:
      Highest relative mosquito abundance
      Relative ranking of mosquito abundance
      (brighter blue means higher abundance)
      Lowest relative mosquito abundance
Ecosystem legend:
    Northern Mississippi Valley Loess Hills
    Eastern Iowa and Minnesota Till Prairies
    Illinois and Iowa Deep Loess and Drift
    Iowa and Missouri Heavy Till Plain
    Central Iowa and Minnesota Till Prairies
    Iowa and Missouri Deep Loess Hills
    Till Plains