Countries listed in this table are not contained on the official WHO list of countries with risk of YFV transmission. Therefore, proof of yellow fever vaccination should not be required if traveling from one of these countries to another country with a vaccination entry requirement (unless that country requires proof of yellow fever vaccination from all arriving travelers). Is yellow fever holoendemic? Do I need a certificate for yellow fever?
Are yellow fever vaccination certificates valid?
Can you get yellow fever from a mosquito bite? The risk of yellow fever transmission depends on the presence of the virus in the country in humans, mosquitoes or animals. As yellow fever is frequently fatal for those who have not been vaccinate vaccination is recommended for all travellers (with few exceptions, Chapter 6) visiting areas where there is a risk of yellow fever transmission. TRANSMISSION Vectorborne transmission of YF virus occurs via the bite of an infected mosquito, primarily Aedes or Haemagogus spp.
Nonhuman and human primates are the main reservoirs of the virus, with anthroponotic (human-to-vector-to-human) transmission occurring. For Customs requirements, click here. For Agricultural requirements, click here.