Which mosquito species is the most numerous in Minnesota?

Aedes vexans is recognized as the most numerous mosquito species in Minnesota. This species is highly adaptable and can thrive in a variety of environments, which contributes to its abundance in the state. Aedes vexans is known for its resilience and ability to reproduce in temporary water sources, a common habitat in Minnesota, especially during spring and summer when rainfall can lead to numerous standing water sites.

This species is also prolific in its breeding habits, which further supports its large population numbers compared to other species. Its prevalence is significant from late spring all the way into the summer months, making it a common nuisance for residents and a focus for mosquito control efforts in Minnesota.

In contrast, other mosquito species mentioned may be present in Minnesota but do not reach the same population levels as Aedes vexans. Culex restuans is typically found in more permanent water sources and has different behavioral characteristics, while Anopheles freeborni is more associated with specific ecological niches related to its breeding preferences. Aedes aegypti, though infamous for its role in transmitting diseases such as dengue and Zika, is not commonly found in Minnesota, due to the state's colder climate which is less favorable for its survival.