Howard Russell, Michigan State University, Bugwood.org
EAB adult on penny for scale.
Joseph OBrien, USDA Forest Service, Bugwood.org
Thinning crown symptom in infested ash.
Joseph OBrien, USDA Forest Service, Bugwood.org
Bark splitting symptom revealing galleries on ash.
Daniel Herms, The Ohio State University, Bugwood.org
Adult on ash leaf.
Pennsylvania Department of Conservation and Natural Resources - Forestry , Bugwood.org
Bark removed from infested ash revealing galleries and larva.
Marianne Prue, Ohio Department of Natural Resources - Division of Forestry, Bugwood.org
EAB female ovipositing on ash.
Eric R. Day, Virginia Polytechnic Institute and State University, Bugwood.org
EAB adult in gallery with nickel for scale.
Jim Tresouthick, Village of Homewood, Bugwood.org
Woodpecker damage on an EAB infested tree.
Jared Spokowsky, Indiana Department of Natural Resources, Bugwood.org
Adult with exit hole.
Debbie Miller, USDA Forest Service, Bugwood.org
Adult feeding on an ash leaf.
Leah Bauer, USDA Forest Service Northern Research Station, Bugwood.org
Thinning and suckers are symptoms of an EAB infestation.
David Cappaert, Bugwood.org
Mixed larval stages collected from single location on tree.
Pennsylvania Department of Conservation and Natural Resources - Forestry , Bugwood.org
EAB larva--notice nested bell shaped segments.
Pennsylvania Department of Conservation and Natural Resources - Forestry , Bugwood.org
Bark removed with EAB larva and penny for scale.
David Cappaert, Bugwood.org
Characteristic "D" shaped exit hole (left) and woodpecker damaged hole.
Daniel Herms, The Ohio State University, Bugwood.org
'D' shaped exit holes are often difficult to find and see.