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Close-up image of mosquito biting human skin to help illustrate mosquito-borne diseases.

Close-up image of mosquito biting human skin to help illustrate mosquito-borne diseases.
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Mosquito-borne diseases

Barmah Forest virus

This illness is transmitted by mosquitoes and found only in Australia. Learn about the symptoms of, and treatment options for, Barmah Forest virus.

Chikungunya virus

Chikungunya virus is found mainly in Africa and Asia, so if you're travelling to these areas it's important to prevent mosquito bites.

Dengue fever

This illness can feel like a bad case of flu. Dengue fever is found in tropical and sub-tropical areas in Africa, Asia, South America and Australia.


Elephantiasis is a tropical disease spread by mosquito bites that can cause arms and legs to swell and the skin to become hard and thick.


This disease is spread by the bite of infected mosquitoes, which causes an infection of the red blood cells. Discover more about malaria.

Murray Valley encephalitis

This rare illness is caused by a mosquito-borne virus found in northern Australia and Papua New Guinea. Learn about its symptoms and prevention.

Ross River virus

Ross River virus is carried by mosquitoes. Symptoms include fever, rash and joint pain — but most people recover in a few weeks. Learn more here.

Yellow fever

Vaccination is recommended for yellow fever — a serious disease transmitted by infected mosquitoes in areas of Africa, and Central and South America.

Zika virus

Learn more about the Zika virus, and why it's advisable for pregnant women to avoid travelling to countries with outbreaks.

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Top results

Ross River virus infection | SA Health

Ross River virus infection is spread by mosquitoes from infected animals to humans - a distinctive and distressing feature of infection is joint pain

Read more on SA Health website

Japanese encephalitis | SA Health

Japanese encephalitis is a viral infection of the human brain caused by the Japanese encephalitis (JE) virus spread to humans by mosquito bites

Read more on SA Health website

Malaria overview -

Malaria is a serious mosquito-borne disease that is caused by a parasitic infection of the red blood cells.

Read more on myDr website

Japanese encephalitis fact sheet - Fact sheets

Japanese encephalitis fact sheet

Read more on NSW Health website

Barmah Forest virus fact sheet - Fact sheets

Barmah Forest virus is transmitted to people by being bitten by a mosquito that is infected with the virus. Symptoms include fever, rash and sore joints. Avoiding mosquito bites prevents infection.​

Read more on NSW Health website

Yellow fever -

Yellow fever is a vaccine-preventable illness of varying severity caused by an infection with a virus spread by certain mosquitoes.

Read more on myDr website

Yellow fever

Yellow fever is a viral disease which causes bleeding, jaundice, kidney and liver failure and which is primarily spread by mosquitoes.

Read more on WA Health website

Zika virus - Better Health Channel

Read more on Better Health Channel website

Ross River virus — Arthritis Australia

Ross River virus and Barmah Forest virus are infections that are spread to humans through mosquito bites

Read more on Arthritis Australia website

Dengue fever -

Dengue is a viral infection transmitted by mosquitoes in tropical areas, including north Queensland. Most people recover fully, but the severe form - dengue haemorrhagic fever - can be fatal.

Read more on myDr website

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