Animal Diseases
Blue Tongue


Blue Tongue is a viral disease transmitted by insect vectors that affects domestic and wild ruminants.. On this page you will find updated data on confirmed outbreaks and detailed information about the global spread of the virus among animal populations.

Through interactive maps and tables, it is possible to follow the evolution of the outbreaks, identify the most affected areas, and analyze global spread trends. This resource is designed to provide a clear and updated overview of the impact of Bluetongue on animal health and the livestock sector.

Note: Given the widespread presence of Bluetongue in France, Germany and the The Netherlands official sources no longer publish regular updates on the number of new outbreaks recorded.

The page is updated daily with the latest available data.

The last outbreak was reported on 2026/04/10 (the United Kingdom of Great Britain and Northern Ireland)
The last outbreak was reported on 2026/04/10 (the United Kingdom of Great Britain and Northern Ireland)

All the historical data

Outbreaks of Blue Tongue - Source: FAO

Outbreaks colored according to their date
from 2021-01-04    to 2026-04-10.

Reference period

Select the starting month for the following analyses:

Summary table on Outbreaks of Blue Tongue (BT)

Affected Countries
in the World 		Outbreak data for the period: 2025/12 - 2026/3  (Mesi completi)
Number of
Affected areas		 Total number
of Outbreaks		 Change
in the period selezionato		 Change
last month completo
World 38
 83
-90.3% -71.4%
Romania 7
 49
+512.5% 0.0%
Greece 11
 11
-77.1% 0.0%
Isle of Man 4
 6
+∞ -100.0%
Bulgaria 2
 3
-66.7% 0.0%
Serbia 2
 3
-97.5% 0.0%
Ireland 1
 3
+∞ -100.0%
the United Kingdom of Great Britain and Northern Ireland 6
 3
+∞ +∞
Italy 1
 1
-98.8% 0.0%
Slovenia 1
 1
-98.3% 0.0%
Morocco 1
 1
-99.0% 0.0%
Lithuania 1
 1
-83.3% 0.0%
Netherlands (Kingdom of the) 1
 1
+∞ 0.0%
Source: FAO - Processed by: CLAL

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