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UK Risk Register Details for Ditylenchus destructor

This record was last updated on 30/11/2023

Common Names

  • Eelworm, potato
  • Eelworm, potato tuber
  • Iris nematode
  • Nematode, potato rot
  • Potato rot nematode
  • Potato tuber nematode

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
  • Plants for planting (except seeds bulbs and tubers)
  • Bulbs or tubers
  • Soil/growing medium

Risk Ratings and Current Mitigations

Unmitigated Risks

Likelihood [1 - 5] 2
Spread [1 - 5] 1
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

Regulated non quarantine pest

Regulation

Surveillance

Industry Scheme

Contingency Plan

Awareness

Research

Mitigated Risks

Likelihood [1 - 5] 1
Spread [1 - 5] 1
Impact [1 - 5] 3
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 3
UK Relative Risk Rating [1 - 125] 15

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
Hungary Present
Ireland Present
Latvia Present
Lithuania Present
Luxembourg Present
Malta Present
Poland Present
Romania Present
Slovakia Present
Sweden Present
Netherlands Present
Türkiye Present
Albania Present
Belarus Present
Moldova Present
Norway Present
Russia Present
United Kingdom Present (Unknown Distribution)
Austria Present
Belgium Present
Bulgaria Present
Czech Republic Present
Estonia Present
France Present
Germany Absent Pest eradicated
Greece Present
North America
Canada Present
United States Present
Mexico Present
South America
Ecuador Present
Africa
South Africa Present
Asia
Azerbaijan Present
Brunei Present
China Present
Iran Present
Japan Present
Kazakhstan Present
Kyrgyzstan Present
Malaysia Present
Pakistan Present
Saudi Arabia Present
South Korea Present
Tajikistan Present
Uzbekistan Present

Type of Pest

  • Nematode (Tylenchida)

Host or Industry at Risk

  • show / hide

Solanum tuberosum, bulbs

Major Hosts

  • Allium sativum L.
  • Beta vulgaris L.
  • Dahlia hybrids
  • Daucus carota subsp. sativus
  • Gladiolus L.
  • Gladiolus hybrids
  • Hyacinthus L.
  • Iris x hollandica Hortulanorum
  • Solanum tuberosum L.
  • Tigridia pavonia (L.F.) Ker-Gawl.
  • Trifolium L.
  • Tulipa hybrids
  • Crocus

Threats to Protected Cultivation

Forest Tree Pests and Pathogens

Further Information

PRA Availability

PRA not available

Regulation and EPPO listing

  • show / hide

Regulated non quarantine pest

Actions Indicated

  • show / hide

Action

Statutory action against findings on regulated host

General Comments

Polyphagous nematode pest present in parts of the UK. Regulated non quarantine pest status, marketing schemes and good practice help to reduce impacts.

Risk Records for this Pest