Hepatitis A also occurs. There are vaccines for typhoid fever and hepatitis A. Shellfish poisoning also occurs in this area. See general health precautions . These mosquitoes bite from dusk to dawn.
Malaria is found in Papua New Guinea, the Solomon Islands and Vanuatu.
Dengue, a mosquito borne virus, occurs in epidemics. Mite borne typhus has been reported from Papua New Guinea. Hazards to ocean swimmers include stinging jellyfish, poisonous fish and sea snakes. London Health Sciences Centre .