About Dock Bug
A common European squash bug relative that feeds on dock and sorrel plants. It has a distinctively wide, flattened abdomen with expanded margins.
Did You Know?
When handled, it releases a scent that many people describe as smelling distinctly like green apples.
How to Identify Dock Bug
Dock Bug (Coreus marginatus) belongs to the order Hemiptera, family Coreidae. Adults typically measure 12-15 mm.
Dock Bug Habitat
Dock Bug is found in grasslands habitats, particularly across Europe, Western Asia. This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.
Dock Bug Diet and Feeding
Dock Bug feeds on plant sap by piercing stems and leaves with specialised mouthparts. Sap feeders extract nutrients directly from the plant's vascular system.
Where Is Dock Bug Found?
Dock Bug can be found in Europe, Western Asia, where it inhabits grasslands environments. Its distribution is influenced by climate, food availability, and habitat suitability.
Distribution Map
Where Dock Bug can be found
Is Dock Bug Dangerous?
Dock Bug is generally harmless to humans. It does not bite or sting and poses no significant health risk. Like most insects, it prefers to avoid human contact and will typically flee rather than confront a perceived threat.
Dock Bug Role in Nature
Dock Bug is part of the food web as a primary consumer, feeding on plant material. It serves as an important food source for birds, bats, amphibians, and other insectivores, connecting plant energy to higher trophic levels.
Seasonal Activity
Frequently Asked Questions About Dock Bug
What does Dock Bug look like?
The Dock Bug typically measures 12-15 mm.
Where is Dock Bug found?
The Dock Bug is found in Europe, Western Asia and typically inhabits grasslands environments.
What does Dock Bug eat?
The Dock Bug feeds on plant sap by piercing stems and leaves.
Is Dock Bug dangerous to humans?
The Dock Bug is generally harmless to humans. It does not bite or sting and poses no significant health risk.
What is an interesting fact about Dock Bug?
When handled, it releases a scent that many people describe as smelling distinctly like green apples.
Cite This Page
APA:
InsectDiscover. (2026). Dock Bug (Coreus marginatus). Retrieved from https://insectdiscover.com/insect/dock-bug
MLA:
"Dock Bug." InsectDiscover, https://insectdiscover.com/insect/dock-bug.