Montana Mosquito Surveillance
Aedes spencerii idahoensis
Species: Aedes spencerii idahoensis
This is an important pest species in Montana and responsible for a high level of annoyance to both man and livestock.
This species overwinters in the egg stage. Larvae are found in a variety of habitats that hold rain or snow water. It prefers alkaline habitats similar to Ae. dorsalis. Adults can migrate several miles from emergence sites.
Pointed abdomen, no leg banding, wing veins alternating dark and pale scales, abdominal terga with no dorsal median longitudinal stripe. Similar to Ae. spencerii spencerii.