Volume 24, Number 3—March 2018
Dispatch
Cache Valley Virus in Aedes japonicus japonicus Mosquitoes, Appalachian Region, United States
Table 1
Screening of Aedes triseriatus and Aedes japonicus adult mosquitoes from gravid traps for arthropod-borne virus by using plaque assays, Appalachian Region, United States, 2015
Collection date | Aedes triseriatus |
Ae. japonicus |
No. positive samples | ||
---|---|---|---|---|---|
No. mosquitoes | No. pools* | No. mosquitoes | No. pools* | ||
Jun 1–30 | 569 | 14 | 196 | 26 | 0 |
Jul 1–31 | 383 | 367 | 257 | 240 | 0 |
Aug 1–19 | 245 | 245 | 237 | 176 | 2† |
Total | 1,197 | 626 | 690 | 442 | 2† |
*After July 21, most mosquitoes were tested individually rather than in pools.
†Two Cache Valley virus–infected adult Ae. j. japonicus mosquitoes were collected and tested individually on August 4.
1Current affiliation: California Department of Public Health, Richmond, California, USA.