Species: Aedes canadensis canadensis


Adults can be a serious pest especially in areas close to its breeding habitat and are aggressive biters in shaded areas. Adults feed on a broad range of large and small animals. There are reports that this species has an affinity for turtles. It has been cited as an efficient vector of canine heartworm.


Larvae hatch from overwintering eggs during the early spring. They are commonly found in the shallow margins of woodland pools, roadside ditches, oxbows, containing dead leaves and grass. Adults are often found in wooded regions of the state.

Identifying Characteristics:

Pointed abdomen, pale banding on apical and basal ends of hindtarsomeres, wing entirely dark scaled.

Distribution Map:

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Mosquito and Vector Surveillance Program

MSU Extension - Department of Animal and Range Sciences

Montana State University
P.O. Box 172900
Bozeman, MT 50717-2900

Location: Marsh Labs, Room 59

Veterinary Entomology Research Associate:

Marni Rolston

Professor Emeritus of Veterinary Entomology:

Dr. Greg Johnson


Dr. Grant Hokit (Carroll College)