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UK Risk Register Details for Liriomyza sativae

This record was last updated on 22/12/2021

Common Names

  • American leafminer
  • chrysanthemum leafminer
  • melon leafminer
  • serpentine vegetable leafminer
  • vegetable leaf miner

Scenario and Pathways

Scenario for Risk Register

  • show / hide
  • Pest is introduced

Pathway Assessed for Entry to UK

  • show / hide
  • Fruits or vegetables

Common Pathways

  • show / hide
  • Plants for planting (except seeds bulbs and tubers)
  • Cut flowers or branches
  • Fruits or vegetables

Risk Ratings and Current Mitigations

Unmitigated Risks

Likelihood [1 - 5] 2
Spread [1 - 5] 2
Impact [1 - 5] 5
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 10
UK Relative Risk Rating [1 - 125] 50

Current Mitigations

  • show / hide

Key mitigation for pest

Regulated quarantine pest



Industry Scheme

Contingency Plan



Mitigated Risks

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



Management By Industry

Targeted Survey


Contingency Plan



Distribution and Pest Details


Country / Territory Status Notes
Turkey Present
United Kingdom Absent
North America
Canada Present
Mexico Present
United States Present
South America
Argentina Present
Brazil Present
Chile Present
Colombia Present
French Guiana Present
Peru Present
Suriname Present
Venezuela Present
Australia Present
French Polynesia Present
Micronesia Present
New Caledonia Present
Samoa Present
Vanuatu Present
Cameroon Present
Egypt Present
Kenya Present
Nigeria Present
Sudan Present
Zimbabwe Present
Cambodia Present
China Present
India Present
Indonesia Present
Iran Present
Israel Present
Japan Present
Jordan Present
Malaysia Present
Oman Present
Sri Lanka Present
Thailand Present
Uzbekistan Present
Vietnam Present
Yemen Present
Bangladesh Present
Central America
Antigua and Barbuda Present
Bahamas Present
Barbados Present
Cuba Present
Costa Rica Present
Dominica Present
Dominican Republic Present
Guadeloupe Present
Jamaica Present
Martinique Present
Nicaragua Present
Panama Present
Puerto Rico Present
Saint Lucia Present
Saint Kitts and Nevis Present
Saint Vincent and the Grenadines Present
Trinidad and Tobago Present

Type of Pest

  • Insect (Diptera)

Host or Industry at Risk

  • show / hide


Major Hosts

  • Apium graveolens L.
  • Aster novi-belgii L.
  • Capsicum annuum L.
  • Chrysanthemum L.
  • Cucumis L.
  • Cucumis melo L.
  • Cucumis sativus L.
  • Cucurbita pepo L.
  • Dahlia hybrids
  • Chrysanthemum x morifolium Ramat.
  • Dianthus L.
  • Gypsophila L.
  • Lathyrus L.
  • Solanum lycopersicum L.
  • Medicago sativa L.
  • Ocimum L.
  • Phaseolus lunatus L.
  • Phaseolus vulgaris L.
  • Pisum sativum Linnaeus
  • Ricinus communis L.
  • Solanum melongena L.
  • Solanum tuberosum L.
  • Solidago L.
  • Sorghum vulgare Pers.
  • Spinacia oleracea L.
  • Vicia faba L.
  • Vigna Savi
  • Solanaceae (family)
  • Fabaceae (family)
  • Plants (general)

Threats to Protected Cultivation

  • Both protected crops and outdoor production

Forest Tree Pests and Pathogens

Further Information

PRA Availability

PRA not available

Regulation and EPPO listing

  • show / hide

Regulated quarantine pest. EPPO A2

Actions Indicated

  • show / hide


Statutory action against findings.

General Comments

Regulated quarantine leafmining fly pest. Intercepted frequently on plant produce, but no recent outbreaks in the UK. Still spreading internationally.

Risk Records for this Pest