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UK Risk Register Details for Melittomma sericeum

This record was last updated on 19/08/2021

Common Names

  • Chestnut, timberworm

Scenario and Pathways

Scenario for Risk Register

  • show / hide
  • Pest is introduced

Pathway Assessed for Entry to UK

  • show / hide
  • Non-squared wood
  • Squared wood

Common Pathways

  • show / hide
  • Non-squared wood
  • Squared wood
  • Bark
  • Wood packaging material
  • Firewood
  • Roundwood of oak with bark present

Risk Ratings and Current Mitigations

Unmitigated Risks

Likelihood [1 - 5] 2
Spread [1 - 5] 3
Impact [1 - 5] 3
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 6
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] 2
Spread [1 - 5] 3
Impact [1 - 5] 3
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 6
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 / Territory Status Notes
Europe
United Kingdom Absent
North America
Canada Present
United States Present

Type of Pest

  • Insect (Coleoptera)

Host or Industry at Risk

  • show / hide

oak and chestnut

Major Hosts

  • Castanea Mill.
  • Castanea dentata (Marsh.) Borkh.
  • Quercus L.
  • Quercus alba L.
  • Ulmus L.

Threats to Protected Cultivation

  • N/A

Forest Tree Pests and Pathogens

  • Broadleaved

Further Information

PRA Availability

PRA not available

Regulation and EPPO listing

  • show / hide

Not currently listed

Actions Indicated

  • show / hide

Action

Statutory action

General Comments

A wood-boring beetle with several hosts including Quercus, Castanea and potentially Ulmus. Intercepted in Germany but is widespread in North America. A PRA will be undertaken to further assess the risks from this beetle.

Further Information

Uncertainty

  • show / hide

Key uncertainty for pest

Impact on UK Castanea and Quercus species

Climate

Current distribution

Hosts

Impact

Pathways

Regulation

Taxonomy

UK distribution

Risk Records for this Pest