What is dengue fever?Dengue fever is a virus infection caused by the dengue virus. There are 4 kinds of dengue viruses. Close-up of an Aedes mosquito
Aedes mosquitoAedes Aegypti Aedes Albopictus
Symptoms of Dengue FeverExample of a skin rash due to dengue fever
Do you know…•Dengue fever and dengue haemorrhagic fever are themost common mosquito-borne viral disease in the world.•Only the female mosquito feeds on blood. This isbecause they need the protein found in blood to produceeggs. Male mosquitoes feed only on plant nectar.•The mosquito is attracted by the body odours, carbondioxide and heat emitted from the animal or humans.•The female Aedes mosquito searches for suitable places tolay their eggs.•Aedes are day-biters, most active during dawn anddusk.
Life cycle of the Aedes mosquito1-2 days Pupae Larvae Eggs 4-5 days 2-3 days Stagnant water
How Do Aedes mosquitoes Transmit Diseases... Mozzie bites an infected personHealthy Infectedperson mozzie bitescomes down a healthywith persondenguefever
This is what youcan do to help…
Prevent Mosquitoes from Breeding! Remove ALL sources of stagnant water. Deny the Aedes mosquito of any chance to breed.
Potential Breeding Grounds
Common Mosquito Breeding Grounds Artificial containers (man-made) Natural containers1. Flower vases and pot plates 1. Tree Holes, bamboo2. Pails, water-storage jars, basins stumps3. Discarded receptacles 2. Leaf axils, fallen leaves4. Choked roof gutters 3. Ground Depressions5. Gully Traps6. Unused toilet bowls and cisterns7. Aircon Tray and dish rack tray8. Concrete drains All these sites require constant inspection !!
Potential Breeding Grounds Flower Pots Flower Pot Plates
Potential Breeding GroundsOverflow cistern of the WC Gully Trap
Potential Breeding Grounds Collar of the toilet bowl
Potential Breeding GroundsHardened soil of potted Tree holes plants
Potential Breeding Grounds Plant axils
Potential Breeding GroundsScupper drains Bamboo pole holders
Potential Breeding Grounds Barbeque pitRoad side drain
5 Easy Steps1. •Change water in vases/ bowls every other day. •Add sand granular insecticide* to water. *You can view the list of retailers carrying sand granular insecticide at the following webpage: http://www.nea.gov.sg/aedes/insecticides
5 Easy Steps2. •Remove water from flower pot plates every other day.
5 Easy Steps3. •Turn over all storage containers
5 Easy Steps4. •Inform your parents or any adults in your household to cover bamboo pole holders when not in use.
5 Easy Steps5. •Clear blockages and put Bti insecticide in roof gutters at least once a month
What Else Can You Do… Check your landscape structures for any water retention & mosquito breeding regularly. Remove these structures if possible. Add in prescribed amounts of sand granular insecticides to stagnant water.
Use of the Anti-mosquito valve
If you are going onholiday or vacating your home…
If going on holiday..•Seal off all floor and •Cover all toilet bowls gully traps
If going on holiday.. Leave your contact number with your neighbor so that the NEA can contact you should there be a needto inspect your premises urgently.
Spread the dengue prevention message to others… Let your family, friends and neighbours know about the dangers of breeding mosquitoes
How to Prevent Mosquitoes Bites Wear shoes, socks, long pants and long-sleeved shirt Use mosquito repellents Mosquito coils Mosquito nets
For more information, you can visit the website at www.dengue.gov.sg