Play Live Radio
Next Up:
0:00 0:00
Available On Air Stations

'Day-Biting' Mosquito Causes Trouble In Cache Valley

The Herald Journal

There is a mosquito causing problems in Cache Valley, and it behaves much differently than residents might be used to.

The breed, Aedes dorsalis, is a “gold-colored aggressive day-biting mosquito that breeds in a variety of brackish and freshwater habitats,” according to a Facebook post from Cache Mosquito Abatement District officials. The species is capable of traveling up to 30 miles from their breeding habitat for a “blood meal,” though typically they stay within 10.


Although this mosquito isn’t new to the area, it bites during daylight hours and dusk, making its species unique. Aedes dorsalis is a floodwater mosquito, so after laying eggs in soft mud, they can stay there dormant for up to 7-10 years. Read the rest of the story on


This story is made possible thanks to a community reporting partnership between The Herald Journal and Utah Public Radio.