Forest Invasive Alien Species
www.exoticpests.gc.ca
Established Insects
- Ambermarked birch leafminer
- Balsam woolly adelgid
- Beech scale
- Birch casebearer
- Birch leafminer
- Black stem borer
- Common pine shoot beetle
- Eastern spruce gall adelgid
- Elm leaf beetle
- European pine sawfly
- European pine shoot moth
- European pineneedle midge
- European spruce sawfly
- Gypsy moth
- Introduced pine sawfly
- Larch casebearer
- Larch sawfly
- Lombardy leafminer
- Mountain ash sawfly
- Pear thrips
- Rusty tussock moth
- Smaller European elm bark beetle
- Winter moth
Elm leaf beetle
Egg cluster on an elm leaf
Young larvae and their damage on an elm leaf
Mature larvae (length: 12 mm)
Pupa (length: 5mm)
Adult (length: 6 mm)
Affected crown of an elm
Taxonomy
Description
Distribution Map
Main host(s)
White elm
Diet and feeding behavior
Phytophagous / Phyllophagous / Skeletonizer
Micro-habitat(s)
Leaf
Distribution
British Columbia, New Brunswick, Nova Scotia, Ontario, Prince Edward Island, Quebec
