UK Risk Register Details for Hymenoscyphus fraxineus

This record was last updated on 24/04/2020

Common Names

  • Ash dieback

Scenario and Pathways

Scenario for Risk Register

  • show / hide
  • Pest spreads to maximum extent

Pathway Assessed for Entry to UK

  • show / hide

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] 4
Spread [1 - 5] 4
Impact [1 - 5] 5
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 20
UK Relative Risk Rating [1 - 125] 100

Current Mitigations

  • show / hide

Key mitigation for pest

Regulation

Surveillance

Industry Scheme

Contingency Plan

Awareness

Research

Mitigated Risks

Likelihood [1 - 5] 4
Spread [1 - 5] 4
Impact [1 - 5] 4
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 16
UK Relative Risk Rating [1 - 125] 80

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
Austria Present
Belgium Present
Belarus Present
Switzerland Present
Czech Republic Present
Germany Present
Denmark Present
Estonia Present
Finland Present
France Present
United Kingdom Present
Guernsey Present
Croatia Present
Hungary Present
Ireland Present
Italy Present
Lithuania Present
Luxembourg Present
Latvia Present
Netherlands Present
Norway Present
Poland Present
Romania Present
Russia Present
Sweden Present
Slovenia Present
Slovakia Present
Ukraine Present
Asia
China Present
Japan Present
South Korea Present

Type of Pest

  • Fungus

Host or Industry at Risk

  • show / hide

Fraxinus

Major Hosts

  • Fraxinus americana L.
  • Fraxinus angustifolia ssp. angustifolia Vahl
  • Fraxinus excelsior L.
  • Fraxinus mandshurica Rupr.
  • Fraxinus nigra Marsh.
  • Fraxinus rhynchophylla Hance
  • Fraxinus pennsylvanica

Threats to Protected Cultivation

Forest Tree Pests and Pathogens

  • Broadleaved

Further Information

PRA Availability

UK (2013)

Regulation and EPPO listing

  • show / hide

EPPO A2

Actions Indicated

  • show / hide

Action

Statutory restrictions on import of ash from outside Europe. Actions by local authorities in line with current management plans/strategies.

General Comments

Fungal pest of ash established across much of the UK. Import restrictions for ash originating from outside Europe are in place, as well as management strategies in each part of the UK.

Risk Records for this Pest