The city reported that it had discovered its first West Nile-positive mosquito for the 2025 season in early July. The Daily Camera reported the news, saying that while West Nile virus season was starting early in Colorado's Front Range, experts weren't certain that this would translate into a heavy season for infections.

Health authorities in Toronto have recorded the first case of the West Nile virus in a resident so far this year, the city says. The laboratory-confirmed infection is in an adult, Toronto Public ...

A Toronto resident has tested positive for West Nile virus, Toronto Public Health says. In a news release Tuesday, Aug. 25, the health agency confirmed the finding in an adult resident. This is the first case this year of the virus, which is transmitted to people through the bite of an infected ...

Toronto Public Health said it has confirmed a batch of mosquitos for 2023 have tested positive for West Nile virus.. The public health unit said the mosquitos were found in a northwest Scarborough ...

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The year’s first positive mosquito test for West Nile has been confirmed. Toronto Public Health released confirmation that mosquitoes in the city have tested positive for West Nile Virus. This is the first positive mosquito test for West Nile Virus in Toronto in 2017. “While the risk of ...