White Spot Syndrome Virus is caused by the only genus Whispovirus in the family of Nimaviridae viruses. It is a type of viral infection affecting many shrimp farms. This disease is highly contagious and kills many shrimps in just days.
- It is a rod-shaped and double-strand DNA virus.
- It is generally called The White Spot Disease because of its appearance on shrimp. White spots are covering them.
- This disease conquers all countries that have healthy shrimp farms all over the world.
- The transmission of this virus is in the waters, quickly affecting every shrimp on a farm.
- The White Spot Syndrome Virus infects a tremendously wide range of crustaceans.
The transmission of the White Spot Syndrome Virus is mainly by oral ingestion and from infected mother prawns, which then transmits to shrimp hatcheries.
This virus is mostly seen in most Asian countries and their coastal waters.
It first started in Taiwan in 1992. It has then affected China the following year. In the same year, this epidemic hit Japan, Korea, Thailand, India, Malaysia all the same time. It then continued to affect other countries years after, Saudi Arabia, Australia, Central, and South America, and the Philippines. It was later reported as an epidemic.
During this time, food consumption on seafood was low due to the virus.