Risk Background
Countries affected by Didymosphenia geminata (Didymo)
Effective 14 October 2015 to 18 March 2017Didymosphemia geminata is reported or likely to occur in the following countries1.
Didymo countries are: Afghanistan, Argentina, Austria, Albania, Andorra, Armenia, Azerbaijan, Belarus, Belgium, Bhutan, Bosnia and Herzegovina, Bulgaria, Canada, Chile, China, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Faroe Islands, Finland, Macedonia, France, Georgia, Germany, Greece, Greenland, Hungary, Iceland, India, Iran, Iraq, Ireland, Italy, Japan, Kazakhstan, Kyrgyzstan, Kosovo, Latvia, Lebanon, Liechtenstein, Lithuania, Luxembourg, Malta, Moldova, Monaco, Mongolia, Montenegro, Myanmar, Nepal, Netherlands, New Zealand, Norway, Pakistan, Poland, Portugal, Romania, Russian Federation, San Marino, Serbia, Sierra Leone, Slovakia, Slovenia, Spain, Sweden, Switzerland, Syria, Tajikistan, Turkey, Turkmenistan, Ukraine, United Kingdom (England, Northern Ireland, Scotland, Wales), United States, Uzbekistan.