Disease data

Infection with Bonamia exitiosa

OIE listed diseases
Molluscs
Protozoan disease; Haplosporidia; Bonamia exitiosa

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
Argentina 2014 Reported present or known to be present View Records
Australia 2016 Reported present or known to be present View Records
Croatia 2021 Reported positive year View Records
France 2009 Occurrence limited to certain zones View Records
Ireland 2007 Year of last reported occurrence View Records
Italy 2010 Reported present or known to be present View Records
Kuwait 2007 Year of last reported occurrence View Records
New Zealand 2013 Occurrence limited to certain zones View Records
Portugal 2016 Reported present or known to be present View Records
Spain 2014 Reported present or known to be present View Records
United Kingdom 2020 Reported present or known to be present View Records
United States of America 2018 Reported present or known to be present View Records

Species affected

Species Disease occurence Abstract
Crassostrea gigas Unknown The haplosporidian Bonamia exitiosa is present in Australia, but the identity of the parasite described as Bonamia (formerly *Mikrocytos) roughleyi* is uncertain.
Mytilidae Experimental demonstration Survey of Bivalve Molluscs for Bonamia spp. and Other Parasitic Pathogens in Florida East Coast Lagoons
Ostrea angasi Unknown The haplosporidian Bonamia exitiosa is present in Australia, but the identity of the parasite described as Bonamia (formerly *Mikrocytos) roughleyi* is uncertain.
Ostrea edulis Experimental demonstration Detection of Bonamia exitiosa in the European flat oyster Ostrea edulis in southern Portugal
Ostrea edulis Experimental demonstration Ephemeral detection of Bonamia exitiosa (Haplosporida) in adult and larval European flat oysters Ostrea edulis in the Solent, United Kingdom.
Ostrea edulis Natural occurrence First detection of the protozoan parasite Bonamia exitiosa (Haplosporidia) infecting flat oyster Ostrea edulis grown in European waters.
Ostrea edulis Natural occurrence Detection of Bonamia ostreae and B. exitiosa (Haplosporidia) in Ostrea edulis from the Adriatic Sea (Italy).
Ostrea edulis Natural occurrence Bonamia exitiosa in European Flat Oyster (Ostrea edulis) on the Croatian Adriatic Coast from 2016 to 2020
Ostrea spp. Experimental demonstration Bonamia in Ostrea angasi: Diagnostic performance, field prevalence and intensity
Ostrea spp. Experimental demonstration Rapid transmission of Bonamia exitiosa by cohabitation causes mortality in Ostrea angasi
Ostreidae Experimental demonstration Survey of Bivalve Molluscs for Bonamia spp. and Other Parasitic Pathogens in Florida East Coast Lagoons
Ostreidae Experimental demonstration Decontamination of Bonamia exitiosa
Saccostrea glomerata Unknown The haplosporidian Bonamia exitiosa is present in Australia, but the identity of the parasite described as Bonamia (formerly *Mikrocytos) roughleyi* is uncertain.
Tiostrea chilensis ( = T. lutaria ) Natural occurrence Occurrence and characteristics of the haemocyte parasite Bonamia sp. in the New Zealand dredge oyster Tiostrea lutaria.

Countries affected

Country Year Status View Records
Argentina 2014 Reported present or known to be present View Records
Australia 2016 Reported present or known to be present View Records
Croatia 2021 Reported positive year View Records
France 2009 Occurrence limited to certain zones View Records
Ireland 2007 Year of last reported occurrence View Records
Italy 2010 Reported present or known to be present View Records
Kuwait 2007 Year of last reported occurrence View Records
New Zealand 2013 Occurrence limited to certain zones View Records
Portugal 2016 Reported present or known to be present View Records
Spain 2014 Reported present or known to be present View Records
United Kingdom 2020 Reported present or known to be present View Records
United States of America 2018 Reported present or known to be present View Records

Species affected

Species Disease occurence Abstract
Crassostrea gigas Unknown The haplosporidian Bonamia exitiosa is present in Australia, but the identity of the parasite described as Bonamia (formerly *Mikrocytos) roughleyi* is uncertain.
Crassostrea virginica Natural occurrence Infection with Bonamia exitiosa, United States of America [Immediate notification, 28/08/2012]
Haliotis fulgens Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Mytilidae Experimental demonstration Survey of Bivalve Molluscs for Bonamia spp. and Other Parasitic Pathogens in Florida East Coast Lagoons
Ostrea angasi Natural occurrence OIE Aquatic Animal Health Code 2005 [8th edition]
Ostrea angasi Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Ostrea angasi Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Ostrea angasi Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Ostrea angasi Unknown The haplosporidian Bonamia exitiosa is present in Australia, but the identity of the parasite described as Bonamia (formerly *Mikrocytos) roughleyi* is uncertain.
Ostrea chilensis Natural occurrence OIE Aquatic Animal Health Code 2005 [8th edition]
Ostrea chilensis Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Ostrea chilensis Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Ostrea chilensis Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Ostrea edulis Experimental demonstration Detection of Bonamia exitiosa in the European flat oyster Ostrea edulis in southern Portugal
Ostrea edulis Experimental demonstration Ephemeral detection of Bonamia exitiosa (Haplosporida) in adult and larval European flat oysters Ostrea edulis in the Solent, United Kingdom.
Ostrea edulis Natural occurrence First detection of the protozoan parasite Bonamia exitiosa (Haplosporidia) infecting flat oyster Ostrea edulis grown in European waters.
Ostrea edulis Natural occurrence Detection of Bonamia ostreae and B. exitiosa (Haplosporidia) in Ostrea edulis from the Adriatic Sea (Italy).
Ostrea edulis Natural occurrence Infection with Bonamia exitiosa, Italy [Immediate notifiaction]
Ostrea edulis Natural occurrence Bonamia exitiosa in European Flat Oyster (Ostrea edulis) on the Croatian Adriatic Coast from 2016 to 2020
Ostrea edulis Unknown Infection with Bonamia exitiosa, Croatia [Immediate notification 25/07/16]
Ostrea spp. Experimental demonstration Bonamia in Ostrea angasi: Diagnostic performance, field prevalence and intensity
Ostrea spp. Experimental demonstration Rapid transmission of Bonamia exitiosa by cohabitation causes mortality in Ostrea angasi
Ostreidae Experimental demonstration Survey of Bivalve Molluscs for Bonamia spp. and Other Parasitic Pathogens in Florida East Coast Lagoons
Ostreidae Experimental demonstration Decontamination of Bonamia exitiosa
Saccostrea glomerata Unknown The haplosporidian Bonamia exitiosa is present in Australia, but the identity of the parasite described as Bonamia (formerly *Mikrocytos) roughleyi* is uncertain.
Tiostrea chilensis ( = T. lutaria ) Natural occurrence Occurrence and characteristics of the haemocyte parasite Bonamia sp. in the New Zealand dredge oyster Tiostrea lutaria.