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UK Risk Register Details for Melittomma sericeum

This record was last updated on 25/11/2024

Common Names

  • Chestnut timberworm
  • Silky timber-beetle

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] 2
Impact [1 - 5] 2
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 4
UK Relative Risk Rating [1 - 125] 20

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] 2
Impact [1 - 5] 2
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 4
UK Relative Risk Rating [1 - 125] 20

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

No statutory action

General Comments

North American wood-boring beetle of Chestnut and Oak, primarily C. dentata and Q. alba. Intercepted in Germany on white oak logs, but pathways for entry are regulated. Potential impacts from this beetle are considered small.

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