UK Risk Register Details for Malacosoma americanum

This record was last updated on 14/05/2020

Common Names

  • Eastern tent caterpillar

Scenario and Pathways

Scenario for Risk Register

  • show / hide
  • Pest is introduced

Pathway Assessed for Entry to UK

  • show / hide
  • Plants for planting (except seeds bulbs and tubers)

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] 3
Spread [1 - 5] 3
Impact [1 - 5] 3
Value at Risk [1 - 5] 4
Likelihood x Impact [1 - 25] 9
UK Relative Risk Rating [1 - 125] 36

Current Mitigations

  • show / hide

Key mitigation for pest

General regulation on imported plants for planting

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] 4
Likelihood x Impact [1 - 25] 6
UK Relative Risk Rating [1 - 125] 24

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
United Kingdom Absent
North America
Canada Present
United States Present

Type of Pest

  • Insect (Lepidoptera)

Host or Industry at Risk

  • show / hide

Orchard crops

Major Hosts

  • Malus Mill.
  • Malus coronaria (L.) Mill.
  • Malus domestica Borkhausen
  • Prunus L.
  • Prunus domestica ssp. domestica L.
  • Prunus pensylvanica L.F.
  • Prunus persica Batsch
  • Prunus serotina Ehrh.
  • Prunus virginiana L.
  • Rosaceae (family)

Threats to Protected Cultivation

Forest Tree Pests and Pathogens

Further Information

PRA Availability

PRA not available

Regulation and EPPO listing

  • show / hide

EPPO A1

Actions Indicated

  • show / hide

Action

Statutory action against findings. Contingency plan for introduction of polyphagous non-native moths.

General Comments

Conspicuous pest of untreated orchards and other areas in North America. Risk in part mitigated by general prohibition on plants for planting from the country of origin. Could consider specific regulation as recommended by EPPO.

Risk Records for this Pest