Adults of Anopheles walkeri are medium sized dark brown mosquitoes. Adult females feed on the blood of large mammals, including humans. It can be found resting in dense vegetation near their larval habitat. Larvae can be encountered in permanent bodies of water that have aquatic grasses. Their flight range is normally less than a kilometer.
References: Burkett-Cadena, N.D. 2013. Mosquitoes of the Southeastern United States. Tuscaloosa, Alabama: The University of Alabama Press. pp. 125-126.