UK Risk Register Details for Diabrotica virgifera virgifera

Common Names

  • Colorado corn rootworm
  • Corn rootworm, Colorado
  • Corn rootworm, western
  • Western corn rootworm

Scenario and Pathways

Scenario for Risk Register

  • show / hide
  • Pest is introduced

Pathway Assessed for Entry to UK

  • show / hide
  • Hitchhiking

Common Pathways

  • show / hide
This section is currently being developed as part of the next phase of the Risk Register.

Risk Ratings and Current Mitigations

Unmitigated Risks

Likelihood [1 - 5] 5
Spread [1 - 5] 3
Impact [1 - 5] 2
Value at Risk [1 - 5] 3
Likelihood x Impact [1 - 25] 10
UK Relative Risk Rating [1 - 125] 30

Current Mitigations

  • show / hide

Key mitigation for pest

Regulation

Surveillance

Industry Scheme

Contingency Plan

Awareness

Research

Mitigated Risks

Likelihood [1 - 5] 5
Spread [1 - 5] 3
Impact [1 - 5] 2
Value at Risk [1 - 5] 3
Likelihood x Impact [1 - 25] 10
UK Relative Risk Rating [1 - 125] 30

Proposed Actions

Proposed Actions

Regulation

Deregulation

Management By Industry

Targeted Survey

PRA

Contingency Plan

Publicity

Research

Distribution and Pest Details

Distribution

Country Status Notes
Europe Present
Albania Present
Austria Present
Bosnia-Herzegovina Present
Bulgaria Present
Belarus Present
Czech Republic Present
France Present
United Kingdom Absent
Greece Present
Croatia Present
Hungary Present
Italy Present
Montenegro Present
Poland Present
Romania Present
Serbia Present
Russia Present
Slovakia Present
Ukraine Present
North America Present
Canada Present
Costa Rica Present
Guatemala Present
Mexico Present
Nicaragua Present
United States Present

Type of Pest

  • Insect (Coleoptera)

Host or Industry at Risk

  • show / hide

Zea mays

Major Hosts

  • Gramineae Adans., Nom. Cons.
  • Zea mays L.

Threats to Protected Cultivation

Forest Tree Pests and Pathogens

Further Information

PRA Availability

UK (2003)

EU and EPPO Listing

EPPO A2

Actions Indicated

  • show / hide

Action

No statutory action against findings. Maize growers recommended to rotate crops.

General Comments

Pest of maize established in parts of the EU, but unlikely to reach damaging levels in the UK. Impacts can be reduced through rotation of maize crops.

Risk Records for this Pest