Estimated Distribution of Coquillettidia perturbans Collected in Ohio Map

Map: Estimated distribution of cattail marsh mosquitoes (Coquillettidia perturbans) collected in Ohio

Estimated Distribution of Cattail Marsh Mosquitoes (Coquillettidia perturbans) Collected in Ohio,
2017-2024

County

Percent of Coquillettidia perturbans
Among Non-Culex spp. Mosquitoes Collected

 Adams < 1%
 Allen 0%
 Ashland < 1%
 Ashtabula < 1%
 Athens < 1%
 Auglaize 0%
 Belmont 0%
 Brown 0%
 Butler 0%
 Carroll 0%
 Champaign < 1%
 Clark < 1%
 Clermont < 1%
 Clinton < 1%
 Columbiana 0%
 Coshocton 0%
 Crawford 0%
 Cuyahoga < 1%
 Darke < 1%
 Defiance < 1%
 Delaware < 1%
 Erie 1 – 10%
 Fairfield < 1%
 Fayette 0%
 Franklin < 1%
 Fulton 0%
 Gallia < 1%
 Geauga 1 – 10%
 Greene 0%
 Guernsey 0%
 Hamilton < 1%
 Hancock 0%
 Hardin < 1%
 Harrison < 1%
 Henry  < 1%
 Highland 0%
 Hocking 0%
 Holmes < 1%
 Huron 0%
 Jackson 0%
 Jefferson 0%
 Knox 0%
 Lake > 10%
 Lawrence 0%
 Licking < 1%
 Logan 0%
 Lorain < 1%
 Lucas 1 – 10%
 Madison 1 – 10%
 Mahoning < 1%
 Marion 0%
 Medina < 1%
 Meigs < 1%
 Mercer 0%
 Miami < 1%
 Monroe 0%
 Montgomery < 1%
 Morgan 0%
 Morrow < 1%
 Muskingum 0%
 Noble 0%
 Ottawa 1 – 10%
 Paulding 0%
 Perry 0%
 Pickaway < 1%
 Pike 0%
 Portage > 10%
 Preble 0%
 Putnam 0%
 Richland < 1%
 Ross < 1%
 Sandusky < 1%
 Scioto < 1%
 Seneca < 1%
 Shelby < 1%
 Stark < 1%
 Summit 1 – 10%
 Trumbull < 1%
 Tuscarawas 0%
 Union < 1%
 Van Wert 0%
 Vinton 0%
 Warren < 1%
 Washington 0%
 Wayne < 1%
 Williams 0%
 Wood < 1%
 Wyandot 0%

Based on records of mosquitoes collected and identified by the Ohio Department of Health and local surveillance partners.

Source: Ohio Department of Health.

Last updated December 20, 2024.