The West Nile virus – what you need to know

The West Nile virus (WNV) is a deadly disease that kills between 38-57% of horses that are clinically ill from the infection.

Although there have been no cases in the UK as of yet, the virus is spread via mosquitoes, which according to scientists, are likely to become more prevalent over the coming years due to climate change.

With that in mind, here is all you need to know about the West Nile virus:


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  • Tony Smith

    It is not feasible to cover ponds with either thin oil or other, as you indicate currently the risk is small and interfering on such a scale with pond life would seriously challenge our native species. As you say sometimes there are no symptoms so one would have to be pretty well tuned and experienced to identify an infected horse and some of the symptoms are customary in other equine illnesses. However, yes, we must be aware of the potential threat and its symptoms.