*** This version of Confluence is for testing only and contains a copy of content from June 29th 2026. No changes will be preserved. ***
Background: Salmonella enterica subsp. enterica serovar Litchfield (antigenic formula 6,8:l,v:1,2) is a serovar of the O:8 (C2-C3) serogroup.
Genetic characteristics:
Animal reservoir: Serovar Litchfield has been found in fish and dogs .
Geographical distribution: Serovar Litchfield is found in the United States and Australia.
Outbreaks: Outbreaks have been associated with S. Litchfield.Human outbreaks:
| Year | Location | Associated Source | Number of Cases | ||||
|---|---|---|---|---|---|---|---|
| 2022 | US: multistate | Raw salmon | 39 | ||||
| 2019 | Canada | Italian Style mild, dry, cured sausage | 13 | 2006 | Australia | Papaya | 26 |
| 2008 | US | -: multistate | Cantaloupe | At least 50 | |||
| 2022 | US-multistate | Raw salmon | 39 | ||||
| 2006 | Australia | Papaya | 26 |
Border rejections: There have been no recent border rejections linked to this serovar.
Recalls:
| Year | Location | Recalled food | Type |
|---|---|---|---|
Relevant linksRelevant links and references:
- https://pubmedwww.ncbifda.nlm.nih.gov/19517740/https://about-salmonella.com/salmonella_outbreaks/cantaloupe-salmonella-litchfield-outbreakfood/outbreaks-foodborne-illness/outbreak-investigation-salmonella-seafood-october-2022
- https://www.fda.gov/food/outbreaks-foodborne-illness/outbreak-investigation-salmonella-seafood-october-2022canada.ca/en/public-health/services/public-health-notices/2019/outbreak-salmonella-sausages.html
- https://about-salmonella.com/salmonella_outbreaks/cantaloupe-salmonella-litchfield-outbreak
- https://doi.org/10.1111/zph.13174pubmed.ncbi.nlm.nih.gov/19517740/