Species data

Common names

Name:

Crayfish, noble

Family:

Crayfishes

Name:

Freshwater crustacea

Latin names

Name:

Astacus astacus

Family:

Astacidae

Name:

Reptantia

Diseases affected

Disease name	Occurance	Reference
Crayfish Plague	Experimental demonstration	Aphanomyces astaci isolate from latently infected stone crayfish (Austropotamobius torrentium) population is virulent
Crayfish Plague	Unknown	eDNA-based crayfish plague monitoring is superior to conventiional trap-based assessments in year-round detection probability
Crayfish Plague	Natural occurrence	Geographical spread of bacterial and fungal diseases of crustaceans.
Crayfish Plague	Experimental demonstration	Host-pathogen coevolution drives innate immune response to Aphanomyces astaci infection in freshwater crayfish: transcriptomic evidence
Crayfish Plague	Unknown	Investigation of ornamental crayfish reveals new carrier species of the crayfish plague pathogen (Aphanomyces astaci)
Crayfish Plague	Natural occurrence	OIE Diagnostic Manual for Aquatic Animal Diseases (3rd edition). OIE Diagnostic Manual for Aquatic Animal Diseases 2003 (4th edition). OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Crayfish Plague	Unknown	OIE Manual of Diagnostic Tests for Aquatic Animals (Sixth edition, 2009)
Crayfish Plague	Natural occurrence	Prevalence of the pathogen Aphanomyces astaci in freshwater crayfish populations in Croatia. Three American crayfish species in Switzerland.
Infectious Pancreatic Necrosis	Carrier not affected	Freshwater crayfish Astacus astacus-a vector for infectious pancreatic necrosis virus (IPNV).
White Spot Syndrome Virus	Experimental demonstration	Effect of water temperature on the immune response and infectivity pattern of white spot syndrome virus (WSSV) in freshwater crayfish.

Countries affected

Country	Reference
Czech Republic	Aphanomyces astaci, the crayfish plague pathogen, may be a common cause of crayfish mass mortalities in the Czech Republic. Status and recovery of indigenous crayfish populations after recent crayfish plague outbreaks in the Czech Republic
Finland	Aphanomyces astaci isolate from latently infected stone crayfish (Austropotamobius torrentium) population is virulent
France	Status of Pacifastacus leniusculus and its role in recent crayfish plague outbreaks in France: improving distribution and crayfish plague infection patterns
Norway	Molecular detection and genotyping of Aphanomyces astaci directly from preserved crayfish samples uncovers the Norwegian crayfish plague disease history

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