Kebnat
INSECTS

Spiny Shield Bug

Picromerus bidens

Insects
Introduced
Spiny Shield Bug, photo 1 of 5
Spiny Shield Bug, Nymph
Spiny Shield Bug, Female
12–13.5 mmLength

True bug in the family Pentatomidae 12–13.5 mm long. Introduced to Québec. Lives in fields and in forests. Feeds on animal prey.

There are 191 observations of Spiny Shield Bug in Québec, mostly in Estrie, Capitale-Nationale and Montérégie, and it has been reported in 15 of the 17 regions. They peak in July and August and become rare from November to May.

Through the year

JFMAMJJASOND

Where to see it

  1. Estrie31
  2. Capitale-Nationale26
  3. Montérégie22
  4. Outaouais19
  5. Bas-Saint-Laurent17
  6. Mauricie13
  7. Saguenay–Lac-Saint-Jean12
  8. Abitibi-Témiscamingue11
  9. Chaudière-Appalaches9
  10. Lanaudière8
  11. Gaspésie–Îles-de-la-Madeleine6
  12. Centre-du-Québec6
  13. Laurentides5
  14. Montréal5
  15. Laval1

Habitat

ForestMario Hains
FieldsHubert Figuière
Towns and gardensAlain Rouiller

Similar species

Dusky Stink BugEuschistus tristigmus
Spined Soldier BugPodisus maculiventris
Blue Shield BugZicrona caerulea