Disease data

Crayfish Plague

OIE listed diseases
Crustaceans
Fungal disease; Oomycetes; Aphanomyces astaci

Summary from the online OIE Diagnostic Manual

To see details of the disease from the online OIE Diagnostic Manual, please click here

Countries affected

Country Year Status View Records

Species affected

Species Disease occurence Abstract

Countries affected

Country Year Status View Records
Bosnia and Herzegovina 2017 Reported present or known to be present View Records
Brazil 2016 Reported present or known to be present View Records
Canada 2010 Suspected but not confirmed View Records
Costa Rica 2021 Reported in country for the first time View Records
Croatia 2016 Reported present or known to be present View Records
Czech Republic 2014 Reported present or known to be present View Records
Denmark 2010 Suspected but not confirmed View Records
Finland 2021 Reported present or known to be present View Records
France 2017 Reported present or known to be present View Records
Germany 2006 Reported present or known to be present View Records
Greece 2009 Reported present or known to be present View Records
Ireland 2023 Reported present or known to be present View Records
Italy 2023 Reported present or known to be present View Records
Japan 2020 Reported present or known to be present View Records
Mexico 2023 Reported in country for the first time View Records
Netherlands 2014 Reported present or known to be present View Records
Norway 2014 Reported present or known to be present View Records
Poland 2018 Reported present in specific zones View Records
Romania 2012 Year of first reported occurrence View Records
Russian Federation 2006 Reported present or known to be present View Records
Slovenia 2017 Reported present or known to be present View Records
Spain 2023 Reported present or known to be present View Records
Sweden 2012 Reported present or known to be present View Records
Switzerland 2012 Reported present or known to be present View Records
Taipei China 2014 Reported present or known to be present View Records
Taiwan 2016 First detection in region View Records
Turkey 2018 Reported present or known to be present View Records
UK/ Great Britain 2006 Reported present or known to be present View Records
Ukraine 2020 Reported present or known to be present View Records
United Kingdom 2017 Reported present or known to be present View Records
United States of America 2019 Reported present or known to be present View Records

Species affected

Species Disease occurence Abstract
Astacus astacus Experimental demonstration Aphanomyces astaci isolate from latently infected stone crayfish (Austropotamobius torrentium) population is virulent
Astacus astacus Experimental demonstration Host-pathogen coevolution drives innate immune response to Aphanomyces astaci infection in freshwater crayfish: transcriptomic evidence
Astacus astacus Natural occurrence Three American crayfish species in Switzerland.
Astacus astacus Natural occurrence Geographical spread of bacterial and fungal diseases of crustaceans.
Astacus astacus Natural occurrence Prevalence of the pathogen Aphanomyces astaci in freshwater crayfish populations in Croatia.
Astacus astacus Unknown Investigation of ornamental crayfish reveals new carrier species of the crayfish plague pathogen (Aphanomyces astaci)
Astacus astacus Unknown eDNA-based crayfish plague monitoring is superior to conventiional trap-based assessments in year-round detection probability
Astacus leptodactylus Natural occurrence Geographical spread of bacterial and fungal diseases of crustaceans.
Astacus leptodactylus Natural occurrence Prevalence of the pathogen Aphanomyces astaci in freshwater crayfish populations in Croatia.
Astacus leptodactylus Unknown Hidden sites in the distribution of the crayfish plague pathogen Aphanomyces astaci in Eastern Europe: Relicts of genetic groups from older outbreaks?
Astacus leptodactylus Unknown The Spatial Distribution of Aphanomyces astaci Genotypes Across Europe: Introducing the First Data from Ukraine
Astacus spp. Experimental demonstration Comparison of two water sampling approaches for eDNA-based crayfish plague detection
Astacus spp. Experimental demonstration New genotyping method for the causative agent of crayfish plague (Aphanomyces astaci) based on whole genome data
Astacus spp. Experimental demonstration Aphanomyces astaci genotypes involved in recent crayfish plague outbreaks in central Italy
Astacus spp. Experimental demonstration MtDNA allows the sensitive detection and haplotyping of the crayfish plague disease agent Aphanomyces astaci showing clues about its origin and migration.
Astacus spp. Experimental demonstration Crayfish plague affects juvenile survival and adult behaviour of invasive signal crayfish
Astacus spp. Experimental demonstration May atyid shrimps act as potential vectors of crayfish plague?
Astacus spp. Natural occurrence Procambarus clarkii (Girard, 1852) and crayfish plague as new threats for biodiversity in Indonesia
Astacus spp. Natural occurrence Aphanomyces astaci Losing its Stamina: A Latent Crayfish Plague Disease Agent From Lake Venesjarvi, Finland
Astacus spp. Natural occurrence Parasite DNA detection in water samples enhances crayfish plague monitoring in asymptomatic invasive populations
Austropotamobius pallipes(Astacus pallipes) Experimental demonstration Crayfish plague.
Austropotamobius pallipes(Astacus pallipes) Natural occurrence Three American crayfish species in Switzerland.
Austropotamobius pallipes(Astacus pallipes) Natural occurrence Geographical spread of bacterial and fungal diseases of crustaceans.
Austropotamobius pallipes(Astacus pallipes) Natural occurrence Genetic structure of Spanish white-clawed crayfish (Austropotamobius pallipes) populations as determined by RAPD analysis: reasons for optimisim.
Austropotamobius pallipes(Astacus pallipes) Experimental demonstration Resistance to the crayfish plague, Aphanomyces astaci (Oomycota) in the endangered freshwater crayfish species, Austropotamobius pallipes
Austropotamobius pallipes(Astacus pallipes) Natural occurrence Investigation of the first recent crayfish plague outbreak in Ireland and its subsequent spread in the Bruskey River and surrounding areas
Austropotamobius pallipes(Astacus pallipes) Natural occurrence Austropotamobius pallipes can be infected by two haplotypes of Aphanomyces astaci: A key example from an outbreak at an ex-situ conservation facility
Austropotamobius torrentium Experimental demonstration Aphanomyces astaci isolate from latently infected stone crayfish (Austropotamobius torrentium) population is virulent
Austropotamobius torrentium (Astacus torrentium) Natural occurrence Three American crayfish species in Switzerland.
Austropotamobius torrentium (Astacus torrentium) Natural occurrence Prevalence of the pathogen Aphanomyces astaci in freshwater crayfish populations in Croatia.
Cambarellus montezumae Natural occurrence Aphanomyces astaci in Mexico: A new haplotype from dwarf crayfish Cambarellus montezumae
Cambaroides japonicus Unknown Prevalence of the Crayfish Plague, Aphanomyces astaci Schikora, in Alien Crayfish Species in Japan
Cherax albidus Experimental demonstration May Cherax destructor contribute to Aphanomyces astaci spread in Central Europe
Cherax quadricarinatus Natural occurrence Crayfish plague Aphanomyces astaci detected in redclaw crayfish, Cherax quadricarinatus in Taiwan
Orconectes limosus Experimental demonstration Resistance to the crayfish plague, Aphanomyces astaci (Oomycota) in the endangered freshwater crayfish species, Austropotamobius pallipes
Orconectes limosus Unknown Investigation of ornamental crayfish reveals new carrier species of the crayfish plague pathogen (Aphanomyces astaci)
Orconectes limosus Natural occurrence Spiny-cheek crayfish Orconectes limosus carry a novel genotype of the crayfish plague pathogen Aphanomyces astaci.
Orconectes limosus Unknown Hidden sites in the distribution of the crayfish plague pathogen Aphanomyces astaci in Eastern Europe: Relicts of genetic groups from older outbreaks?
Pacifastacus leniusculus Carrier not affected Geographical spread of bacterial and fungal diseases of crustaceans.
Pacifastacus leniusculus Experimental demonstration Aphanomyces astaci isolate from latently infected stone crayfish (Austropotamobius torrentium) population is virulent
Pacifastacus leniusculus Experimental demonstration Exploring the eDNA dynamics of the host-pathogen pair Pacifastacus leniusculus (Decapoda) and Aphanomyces astaci (Saprolegniales) under experimental conditions
Pacifastacus leniusculus Natural occurrence Prevalence of the pathogen Aphanomyces astaci in freshwater crayfish populations in Croatia.
Pacifastacus leniusculus Natural occurrence The prevalence of Aphanomyces astaci in invasive signal crayfish from the UK and implications for native crayfish conservation.
Pacifastacus leniusculus Natural occurrence The signal crayfish (Pacifastacus leniusculus) in Lake Tahoe (USA) hosts multiple Aphanomyces species
Pacifastacus leniusculus Unknown eDNA-based crayfish plague monitoring is superior to conventiional trap-based assessments in year-round detection probability
Pacifastacus leniusculus Unknown Prevalence of the Crayfish Plague, Aphanomyces astaci Schikora, in Alien Crayfish Species in Japan
Pacifastacus leniusculus Unknown The Spatial Distribution of Aphanomyces astaci Genotypes Across Europe: Introducing the First Data from Ukraine
Procambarus clarkii Carrier not affected Geographical spread of bacterial and fungal diseases of crustaceans.
Procambarus clarkii Natural occurrence The red swamp crayfish Procambarus clarkii in Europe: Impacts on aquatic ecosystems and human well-being
Procambarus clarkii Natural occurrence First Detection of the Crayfish Plague Pathogen Aphanomyces astaci in Costa Rica: European Mistakes Should Not Be Repeated
Procambarus clarkii Unknown Prevalence of the Crayfish Plague, Aphanomyces astaci Schikora, in Alien Crayfish Species in Japan
Procambarus fallax f. virginalis Experimental demonstration Host-pathogen coevolution drives innate immune response to Aphanomyces astaci infection in freshwater crayfish: transcriptomic evidence
Unknown species Unknown Variations in the Sporulation Efficiency of Pathogenic Freshwater Oomycetes in Relation to the Physico-Chemical Properties of Natural Waters
Various Experimental demonstration May atyid shrimps act as potential vectors of crayfish plague?

Countries affected

Country Year Status View Records
Bosnia and Herzegovina 2017 Reported present or known to be present View Records
Brazil 2016 Reported present or known to be present View Records
Canada 2010 Suspected but not confirmed View Records
Costa Rica 2021 Reported in country for the first time View Records
Croatia 2016 Reported present or known to be present View Records
Czech Republic 2014 Reported present or known to be present View Records
Denmark 2010 Suspected but not confirmed View Records
Finland 2021 Reported present or known to be present View Records
France 2017 Reported present or known to be present View Records
Germany 2006 Reported present or known to be present View Records
Greece 2009 Reported present or known to be present View Records
Ireland 2023 Reported present or known to be present View Records
Italy 2023 Reported present or known to be present View Records
Japan 2020 Reported present or known to be present View Records
Mexico 2023 Reported in country for the first time View Records
Netherlands 2014 Reported present or known to be present View Records
Norway 2014 Reported present or known to be present View Records
Poland 2018 Reported present in specific zones View Records
Romania 2012 Year of first reported occurrence View Records
Russian Federation 2006 Reported present or known to be present View Records
Slovenia 2017 Reported present or known to be present View Records
Spain 2023 Reported present or known to be present View Records
Sweden 2012 Reported present or known to be present View Records
Switzerland 2012 Reported present or known to be present View Records
Taipei China 2014 Reported present or known to be present View Records
Taiwan 2016 First detection in region View Records
Turkey 2018 Reported present or known to be present View Records
UK/ Great Britain 2006 Reported present or known to be present View Records
Ukraine 2020 Reported present or known to be present View Records
United Kingdom 2017 Reported present or known to be present View Records
United States of America 2019 Reported present or known to be present View Records

Species affected

Species Disease occurence Abstract
Astacus astacus Experimental demonstration Aphanomyces astaci isolate from latently infected stone crayfish (Austropotamobius torrentium) population is virulent
Astacus astacus Experimental demonstration Host-pathogen coevolution drives innate immune response to Aphanomyces astaci infection in freshwater crayfish: transcriptomic evidence
Astacus astacus Natural occurrence Three American crayfish species in Switzerland.
Astacus astacus Natural occurrence OIE Diagnostic Manual for Aquatic Animal Diseases (3rd edition).
Astacus astacus Natural occurrence OIE Diagnostic Manual for Aquatic Animal Diseases 2003 (4th edition).
Astacus astacus Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Astacus astacus Natural occurrence Geographical spread of bacterial and fungal diseases of crustaceans.
Astacus astacus Natural occurrence Prevalence of the pathogen Aphanomyces astaci in freshwater crayfish populations in Croatia.
Astacus astacus Unknown OIE Manual of Diagnostic Tests for Aquatic Animals (Sixth edition, 2009)
Astacus astacus Unknown Investigation of ornamental crayfish reveals new carrier species of the crayfish plague pathogen (Aphanomyces astaci)
Astacus astacus Unknown eDNA-based crayfish plague monitoring is superior to conventiional trap-based assessments in year-round detection probability
Astacus leptodactylus Natural occurrence OIE Diagnostic Manual for Aquatic Animal Diseases (3rd edition).
Astacus leptodactylus Natural occurrence OIE Diagnostic Manual for Aquatic Animal Diseases 2003 (4th edition).
Astacus leptodactylus Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Astacus leptodactylus Natural occurrence Geographical spread of bacterial and fungal diseases of crustaceans.
Astacus leptodactylus Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (Sixth edition, 2009)
Astacus leptodactylus Natural occurrence Prevalence of the pathogen Aphanomyces astaci in freshwater crayfish populations in Croatia.
Astacus leptodactylus Unknown Hidden sites in the distribution of the crayfish plague pathogen Aphanomyces astaci in Eastern Europe: Relicts of genetic groups from older outbreaks?
Astacus leptodactylus Unknown The Spatial Distribution of Aphanomyces astaci Genotypes Across Europe: Introducing the First Data from Ukraine
Astacus spp. Experimental demonstration Comparison of two water sampling approaches for eDNA-based crayfish plague detection
Astacus spp. Experimental demonstration New genotyping method for the causative agent of crayfish plague (Aphanomyces astaci) based on whole genome data
Astacus spp. Experimental demonstration Aphanomyces astaci genotypes involved in recent crayfish plague outbreaks in central Italy
Astacus spp. Experimental demonstration MtDNA allows the sensitive detection and haplotyping of the crayfish plague disease agent Aphanomyces astaci showing clues about its origin and migration.
Astacus spp. Experimental demonstration Crayfish plague affects juvenile survival and adult behaviour of invasive signal crayfish
Astacus spp. Experimental demonstration May atyid shrimps act as potential vectors of crayfish plague?
Astacus spp. Natural occurrence Procambarus clarkii (Girard, 1852) and crayfish plague as new threats for biodiversity in Indonesia
Astacus spp. Natural occurrence Aphanomyces astaci Losing its Stamina: A Latent Crayfish Plague Disease Agent From Lake Venesjarvi, Finland
Astacus spp. Natural occurrence Parasite DNA detection in water samples enhances crayfish plague monitoring in asymptomatic invasive populations
Austropotamobius pallipes(Astacus pallipes) Experimental demonstration Crayfish plague.
Austropotamobius pallipes(Astacus pallipes) Natural occurrence Three American crayfish species in Switzerland.
Austropotamobius pallipes(Astacus pallipes) Natural occurrence OIE Diagnostic Manual for Aquatic Animal Diseases (3rd edition).
Austropotamobius pallipes(Astacus pallipes) Natural occurrence OIE Diagnostic Manual for Aquatic Animal Diseases 2003 (4th edition).
Austropotamobius pallipes(Astacus pallipes) Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Austropotamobius pallipes(Astacus pallipes) Natural occurrence Geographical spread of bacterial and fungal diseases of crustaceans.
Austropotamobius pallipes(Astacus pallipes) Natural occurrence Genetic structure of Spanish white-clawed crayfish (Austropotamobius pallipes) populations as determined by RAPD analysis: reasons for optimisim.
Austropotamobius pallipes(Astacus pallipes) Experimental demonstration Resistance to the crayfish plague, Aphanomyces astaci (Oomycota) in the endangered freshwater crayfish species, Austropotamobius pallipes
Austropotamobius pallipes(Astacus pallipes) Natural occurrence Crayfish plague (Aphanomyces astaci), Italy [Immediate notification (Final report) 01/10/20]
Austropotamobius pallipes(Astacus pallipes) Natural occurrence Crayfish plague (Aphanomyces astaci), Italy [Immediate notification 28/12/20]
Austropotamobius pallipes(Astacus pallipes) Natural occurrence Investigation of the first recent crayfish plague outbreak in Ireland and its subsequent spread in the Bruskey River and surrounding areas
Austropotamobius pallipes(Astacus pallipes) Natural occurrence Crayfish Plague (Aphanomyces astaci) - United Kingdom
Austropotamobius pallipes(Astacus pallipes) Natural occurrence Crayfish Plague (Aphanomyces astaci) - Italy
Austropotamobius pallipes(Astacus pallipes) Natural occurrence Aphanomyces astaci (Inf. with)(Crayfish plague) - 25/10/23 - Italy
Austropotamobius pallipes(Astacus pallipes) Natural occurrence Austropotamobius pallipes can be infected by two haplotypes of Aphanomyces astaci: A key example from an outbreak at an ex-situ conservation facility
Austropotamobius pallipes(Astacus pallipes) Unknown OIE Manual of Diagnostic Tests for Aquatic Animals (Sixth edition, 2009)
Austropotamobius torrentium Experimental demonstration Aphanomyces astaci isolate from latently infected stone crayfish (Austropotamobius torrentium) population is virulent
Austropotamobius torrentium (Astacus torrentium) Natural occurrence Three American crayfish species in Switzerland.
Austropotamobius torrentium (Astacus torrentium) Natural occurrence OIE Diagnostic Manual for Aquatic Animal Diseases (3rd edition).
Austropotamobius torrentium (Astacus torrentium) Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Austropotamobius torrentium (Astacus torrentium) Natural occurrence Prevalence of the pathogen Aphanomyces astaci in freshwater crayfish populations in Croatia.
Cambarellus montezumae Natural occurrence Aphanomyces astaci in Mexico: A new haplotype from dwarf crayfish Cambarellus montezumae
Cambaroides japonicus Unknown Prevalence of the Crayfish Plague, Aphanomyces astaci Schikora, in Alien Crayfish Species in Japan
Cherax albidus Experimental demonstration May Cherax destructor contribute to Aphanomyces astaci spread in Central Europe
Cherax quadricarinatus Natural occurrence Crayfish plague Aphanomyces astaci detected in redclaw crayfish, Cherax quadricarinatus in Taiwan
Cherax quadricarinatus Unknown Crayfish plague (Aphanomyces astaci), Chinese Taipei [Immediate notification (Final report)], 18/02/2014
Eriocheir sinensis Experimental demonstration OIE Diagnostic Manual for Aquatic Animal Diseases (3rd edition).
Eriocheir sinensis Experimental demonstration OIE Diagnostic Manual for Aquatic Animal Diseases 2003 (4th edition).
Eriocheir sinensis Experimental demonstration OIE Manual of Diagnostic Tests for Aquatic Animals (Sixth edition, 2009)
Orconectes limosus Experimental demonstration Resistance to the crayfish plague, Aphanomyces astaci (Oomycota) in the endangered freshwater crayfish species, Austropotamobius pallipes
Orconectes limosus Unknown Investigation of ornamental crayfish reveals new carrier species of the crayfish plague pathogen (Aphanomyces astaci)
Orconectes limosus Natural occurrence Spiny-cheek crayfish Orconectes limosus carry a novel genotype of the crayfish plague pathogen Aphanomyces astaci.
Orconectes limosus Unknown Hidden sites in the distribution of the crayfish plague pathogen Aphanomyces astaci in Eastern Europe: Relicts of genetic groups from older outbreaks?
Pacifastacus leniusculus Carrier not affected Geographical spread of bacterial and fungal diseases of crustaceans.
Pacifastacus leniusculus Experimental demonstration Aphanomyces astaci isolate from latently infected stone crayfish (Austropotamobius torrentium) population is virulent
Pacifastacus leniusculus Experimental demonstration Exploring the eDNA dynamics of the host-pathogen pair Pacifastacus leniusculus (Decapoda) and Aphanomyces astaci (Saprolegniales) under experimental conditions
Pacifastacus leniusculus Natural occurrence OIE Diagnostic Manual for Aquatic Animal Diseases (3rd edition).
Pacifastacus leniusculus Natural occurrence Prevalence of the pathogen Aphanomyces astaci in freshwater crayfish populations in Croatia.
Pacifastacus leniusculus Natural occurrence The prevalence of Aphanomyces astaci in invasive signal crayfish from the UK and implications for native crayfish conservation.
Pacifastacus leniusculus Natural occurrence The signal crayfish (Pacifastacus leniusculus) in Lake Tahoe (USA) hosts multiple Aphanomyces species
Pacifastacus leniusculus Unknown eDNA-based crayfish plague monitoring is superior to conventiional trap-based assessments in year-round detection probability
Pacifastacus leniusculus Unknown Prevalence of the Crayfish Plague, Aphanomyces astaci Schikora, in Alien Crayfish Species in Japan
Pacifastacus leniusculus Unknown The Spatial Distribution of Aphanomyces astaci Genotypes Across Europe: Introducing the First Data from Ukraine
Procambarus clarkii Carrier not affected Geographical spread of bacterial and fungal diseases of crustaceans.
Procambarus clarkii Natural occurrence OIE Diagnostic Manual for Aquatic Animal Diseases (3rd edition).
Procambarus clarkii Natural occurrence The red swamp crayfish Procambarus clarkii in Europe: Impacts on aquatic ecosystems and human well-being
Procambarus clarkii Natural occurrence First Detection of the Crayfish Plague Pathogen Aphanomyces astaci in Costa Rica: European Mistakes Should Not Be Repeated
Procambarus clarkii Unknown Prevalence of the Crayfish Plague, Aphanomyces astaci Schikora, in Alien Crayfish Species in Japan
Procambarus fallax f. virginalis Experimental demonstration Host-pathogen coevolution drives innate immune response to Aphanomyces astaci infection in freshwater crayfish: transcriptomic evidence
Unknown species Unknown Variations in the Sporulation Efficiency of Pathogenic Freshwater Oomycetes in Relation to the Physico-Chemical Properties of Natural Waters
Various Experimental demonstration May atyid shrimps act as potential vectors of crayfish plague?