Disease data

Epizootic Ulcerative Syndrome

OIE listed diseases
Fish
Fungal disease; Oomycetes; Aphanomyces invadans

Summary from the online OIE Diagnostic Manual

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

Countries affected

Country Year Status View Records

Species affected

Species Disease occurence Abstract

Countries affected

Country Year Status View Records
Australia 2013 Reported present or known to be present View Records
Bangladesh 2009 Reported present or known to be present View Records
Botswana 2020 Reported present or known to be present View Records
Canada 2013 Suspected but not confirmed View Records
India 2014 Reported present or known to be present View Records
Iraq 2009 Suspected but not confirmed View Records
Japan 2013 Reported present or known to be present View Records
Laos 2002 Occurrence limited to certain zones View Records
Malaysia 2003 Reported present or known to be present View Records
Mozambique 2023 Reported in country for the first time View Records
Namibia 2014 First detection in this host View Records
Nepal 2008 Suspected but not confirmed View Records
Pakistan 2003 Reported present or known to be present View Records
Philippines 2003 Reported present or known to be present View Records
Republic of Malawi 2020 Reported in country for the first time View Records
South Africa 2018 Reported present or known to be present View Records
Sri Lanka 2012 Occurrence limited to certain zones View Records
Thailand 2009 Reported present or known to be present View Records
Trinidad and Tobago 2013 Suspected but not confirmed View Records
United Kingdom 2018 Reported in country for the first time View Records
United States of America 2013 Suspected but not confirmed View Records
Vietnam 2013 Occurrence limited to certain zones View Records
Zambia 2017 First detection in region View Records
Zimbabwe 2018 Reported present or known to be present View Records

Species affected

Species Disease occurence Abstract
Acantopagrus australis Natural occurrence Aphanomyces species associated with red spot disease, an ulcerative disease of estuarine fish from eastern Australia
Anabas testudineus Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Anguillidae spp. Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Bagridae Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Barbus haasianus Natural occurrence Histological confirmation of epizootic ulcerative syndrome in two cyprinid species from Lake Liambezi, Zambezi Region, Namibia.
Brevoortia tyrannus Natural occurrence Aphanomyces invadans in Atlantic Menhaden along the East Coast of the United States.
Caranx spp. Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Catla catla Natural occurrence Mycotic involvement in epizootic ulcerative syndrome of freshwater fishes of Bangladesh: A histopathological study.
Channa marulius Natural occurrence Epizootic ulcerative syndrome caused by Aphanomyces invadans in captive bullseye snakehead Channa marulius collected from south Florida, USA.
Channa striatus Experimental demonstration Association of Aeromonas hydrophila with epizootic ulcerative syndrome (EUS) of freshwater fish in Sri Lanka
Channa striatus Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Cichlidae spp. Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Cirrhinus mrigala Natural occurrence Mycotic involvement in epizootic ulcerative syndrome of freshwater fishes of Bangladesh: A histopathological study.
Clarius spp. Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Cyprinidae spp. Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Epinephelus tauvina Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Exocoetidae Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Glossogobius giuris Natural occurrence Mycotic involvement in epizootic ulcerative syndrome of freshwater fishes of Bangladesh: A histopathological study.
Gobiidae Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Labeo rohita Natural occurrence Mycotic involvement in epizootic ulcerative syndrome of freshwater fishes of Bangladesh: A histopathological study.
Labeo spp. Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Lates calcarifer Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Mugil cephalus Natural occurrence Aphanomyces species associated with red spot disease, an ulcerative disease of estuarine fish from eastern Australia
Mugilidae (Mugil spp.; Liza spp.) Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Plecoglossus altivelis Natural occurrence A new fungal disease of Plecoglossus altivelis.
Puntius sophore Natural occurrence Mycotic involvement in epizootic ulcerative syndrome of freshwater fishes of Bangladesh: A histopathological study.
Sillago ciliata Natural occurrence Aphanomyces species associated with red spot disease, an ulcerative disease of estuarine fish from eastern Australia
Siluridae Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Trichogaster pectoralis Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Unknown species Unknown Aphanomyces invadans, the causal agent of Epizootic Ulcerative Syndrome, is a global threat to wild and farmed fish

Countries affected

Country Year Status View Records
Australia 2013 Reported present or known to be present View Records
Bangladesh 2009 Reported present or known to be present View Records
Botswana 2020 Reported present or known to be present View Records
Canada 2013 Suspected but not confirmed View Records
India 2014 Reported present or known to be present View Records
Iraq 2009 Suspected but not confirmed View Records
Japan 2013 Reported present or known to be present View Records
Laos 2002 Occurrence limited to certain zones View Records
Malaysia 2003 Reported present or known to be present View Records
Mozambique 2023 Reported in country for the first time View Records
Namibia 2014 First detection in this host View Records
Nepal 2008 Suspected but not confirmed View Records
Pakistan 2003 Reported present or known to be present View Records
Philippines 2003 Reported present or known to be present View Records
Republic of Malawi 2020 Reported in country for the first time View Records
South Africa 2018 Reported present or known to be present View Records
Sri Lanka 2012 Occurrence limited to certain zones View Records
Thailand 2009 Reported present or known to be present View Records
Trinidad and Tobago 2013 Suspected but not confirmed View Records
United Kingdom 2018 Reported in country for the first time View Records
United States of America 2013 Suspected but not confirmed View Records
Vietnam 2013 Occurrence limited to certain zones View Records
Zambia 2017 First detection in region View Records
Zimbabwe 2018 Reported present or known to be present View Records

Species affected

Species Disease occurence Abstract
Acantopagrus australis Natural occurrence Aphanomyces species associated with red spot disease, an ulcerative disease of estuarine fish from eastern Australia
Acantopagrus australis Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Acantopagrus australis Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Acantopagrus australis Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Anabas testudineus Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Anabas testudineus Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Anabas testudineus Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Anabas testudineus Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Anguillidae spp. Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Anguillidae spp. Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Anguillidae spp. Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Bagridae Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Bagridae Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Bagridae Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Bagridae Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Barbus haasianus Natural occurrence Histological confirmation of epizootic ulcerative syndrome in two cyprinid species from Lake Liambezi, Zambezi Region, Namibia.
Barbus paludinosus Natural occurrence Epizootic ulcerative syndrome (Aphanomyces invadans) - Mozambique
Barbus poechi Natural occurrence Epizootic ulcerative syndrome, Botswana: Immediate notification [Report date 08/08/20]
Bidyanus bidyanus Natural occurrence World Animal Health in 2003. Part 1. Reports on the animal health status and methods for disease control and prevention. Page 64 (3).
Bidyanus bidyanus Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Bidyanus bidyanus Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Bidyanus bidyanus Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Brevoortia tyrannus Natural occurrence Aphanomyces invadans in Atlantic Menhaden along the East Coast of the United States.
Brevoortia tyrannus Natural occurrence OIE Diagnostic Manual for Aquatic Animal Diseases (3rd edition).
Brevoortia tyrannus Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Brevoortia tyrannus Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Brevoortia tyrannus Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Caranx spp. Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Caranx spp. Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Caranx spp. Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Catla catla Natural occurrence Mycotic involvement in epizootic ulcerative syndrome of freshwater fishes of Bangladesh: A histopathological study.
Catla catla Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Catla catla Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Catla catla Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Channa marulius Natural occurrence Epizootic ulcerative syndrome caused by Aphanomyces invadans in captive bullseye snakehead Channa marulius collected from south Florida, USA.
Channa striatus Experimental demonstration Association of Aeromonas hydrophila with epizootic ulcerative syndrome (EUS) of freshwater fish in Sri Lanka
Channa striatus Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Channa striatus Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Channa striatus Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Channa striatus Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Cichlidae spp. Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Cirrhinus mrigala Natural occurrence Mycotic involvement in epizootic ulcerative syndrome of freshwater fishes of Bangladesh: A histopathological study.
Cirrhinus mrigala Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Cirrhinus mrigala Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Cirrhinus mrigala Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Clarias batrachus Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Clarias gariepinus Natural occurrence Epizootic ulcerative syndrome, Malawi [Immediate notification 24/07/2020]
Clarius spp. Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Clarius spp. Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Clarius spp. Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Colisa lalia Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Cyprinidae spp. Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Epinephelus tauvina Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Exocoetidae Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Exocoetidae Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Exocoetidae Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Glossogobius giuris Natural occurrence Mycotic involvement in epizootic ulcerative syndrome of freshwater fishes of Bangladesh: A histopathological study.
Glossogobius giuris Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Glossogobius giuris Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Glossogobius giuris Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Gobiidae Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Gobiidae Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Gobiidae Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Ictalurus spp. Natural occurrence Epizootic ulcerative syndrome, Botswana: Immediate notification [Report date 08/08/20]
Labeo rohita Natural occurrence Mycotic involvement in epizootic ulcerative syndrome of freshwater fishes of Bangladesh: A histopathological study.
Labeo rohita Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Labeo rohita Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Labeo rohita Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Labeo spp. Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Labeo spp. Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Labeo spp. Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Lates calcarifer Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Lates calcarifer Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Lates calcarifer Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Lates calcarifer Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Micropterus dolomieui Natural occurrence Epizootic ulcerative syndrome, South Africa: Immediate notification [Report date 03/05/16]
Mugil cephalus Natural occurrence Aphanomyces species associated with red spot disease, an ulcerative disease of estuarine fish from eastern Australia
Mugil cephalus Natural occurrence OIE Diagnostic Manual for Aquatic Animal Diseases (3rd edition).
Mugil cephalus Natural occurrence OIE Diagnostic Manual for Aquatic Animal Diseases 2003 (4th edition).
Mugil cephalus Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Mugil cephalus Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Mugil cephalus Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Mugilidae (Mugil spp.; Liza spp.) Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Mugilidae (Mugil spp.; Liza spp.) Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Mugilidae (Mugil spp.; Liza spp.) Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Mugilidae (Mugil spp.; Liza spp.) Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Oreochromis (Tilapia) spp. Natural occurrence Epizootic ulcerative syndrome, Botswana: Immediate notification [Report date 08/08/20]
Osphronemus goramy Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Osphronemus goramy Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Osphronemus goramy Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Oxyeleotris marmorata Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Oxyeleotris marmorata Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Oxyeleotris marmorata Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Platycephalus fuscus Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Platycephalus fuscus Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Platycephalus fuscus Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Plecoglossus altivelis Natural occurrence A new fungal disease of Plecoglossus altivelis.
Plecoglossus altivelis Natural occurrence OIE Diagnostic Manual for Aquatic Animal Diseases (3rd edition).
Plecoglossus altivelis Natural occurrence OIE Diagnostic Manual for Aquatic Animal Diseases 2003 (4th edition).
Plecoglossus altivelis Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Plecoglossus altivelis Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Plecoglossus altivelis Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Psettodes bennettii Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Psettodes bennettii Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Psettodes bennettii Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Puntius sophore Natural occurrence Mycotic involvement in epizootic ulcerative syndrome of freshwater fishes of Bangladesh: A histopathological study.
Puntius sophore Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Puntius sophore Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Puntius sophore Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Scardinius erythrophthalmus Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Scardinius erythrophthalmus Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Scatophagus argus Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Scatophagus argus Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Scatophagus argus Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Scortum barcoo Natural occurrence World Animal Health in 2003. Part 1. Reports on the animal health status and methods for disease control and prevention. Page 64 (3).
Scortum barcoo Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Scortum barcoo Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Sillago ciliata Natural occurrence Aphanomyces species associated with red spot disease, an ulcerative disease of estuarine fish from eastern Australia
Sillago ciliata Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Sillago ciliata Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Sillago ciliata Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Siluridae Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Siluridae Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Siluridae Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Siluridae Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Toxotes chatareus Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Toxotes chatareus Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Toxotes chatareus Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Trichogaster pectoralis Natural occurrence Epidemiology of the epizootic ulcerative syndrome occurring for the first time among fish in Sri Lanka.
Trichogaster pectoralis Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Trichogaster pectoralis Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Trichogaster pectoralis Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Trichogaster trichopterus Natural occurrence OIE Manual of Diagnostic Tests for Aquatic Animals (5th edition, 2006).
Trichogaster trichopterus Natural occurrence OIE Aquatic Animal Health Code 2010 (13th edition)
Trichogaster trichopterus Natural occurrence OIE Aquatic Animal Health Code 2011 (Online)
Unknown species Unknown Aphanomyces invadans, the causal agent of Epizootic Ulcerative Syndrome, is a global threat to wild and farmed fish