Healthdirect Free Australian health advice you can count on.

Medical problem? Call 1800 022 222. If you need urgent medical help, call triple zero immediately

healthdirect Australia is a free service where you can talk to a nurse or doctor who can help you know what to do.

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.
beginning of content

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

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.

Malaria

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.

Need more information?

These trusted information partners have more on this topic.

Top results

Malaria overview - myDr.com.au

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

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

Murray Valley encephalitis - Better Health Channel

The only protection from Murray Valley encephalitis (MVE) is to avoid mosquito bites.

Read more on Better Health Channel 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

Malaria

Malaria fact sheet

Read more on NSW Health website

Ross River Virus

Ross River Virus Category: Infections and Parasites Topic: Viral Infections Send by email View as PDF Send by post Ross River virus (sometimes called epidemic polyarthritis) is a disease caused by a virus which is spread by the bite of an infected mosquito

Read more on Queensland Health website

Barmah Forest Virus

Barmah Forest Virus Category: Infections and Parasites Topic: Viral Infections Send by email View as PDF Send by post Barmah Forest virus is the name given to a virus that is carried by mosquitoes

Read more on Queensland Health website

Ross River fever - Lab Tests Online AU

Ross River fever is a common cause of arthritis in Australia acquired through a mosquito bite.

Read more on Lab Tests Online AU website

Healthdirect 24hr 7 days a week hotline

24 hour health advice you can count on

1800 022 222

Government Accredited with over 140 information partners

We are a government-funded service, providing quality, approved health information and advice

Australian Government, health department logo ACT Government logo New South Wales government, health department logo Northen Territory Government logo Government of South Australia, health department logo Tasmanian government logo Government of Western Australia, health department logo