Commissioner James Tomarken announced today that seven new mosquito samples have tested positive for West Nile virus. The samples, all Culex pipiens-restuans, were collected on October 2nd and October 3rd from locations in Oakdale and Mattituck. To date this year, 177 mosquito samples and ten birds have tested positive for West Nile virus. No horses and one human case have tested positive for West Nile virus in Suffolk County this year.