Figure 3. Overview of the countries that implement vector surveillance and control of Aedes invasive mosquitoes
| Reasons | Number of countries |
|---|---|
| Is a public or veterinary health problem/priority | 8 |
| Mosquito surveillance informs response | 9 |
| To assess the introduction and spread of invasive vector species | 18 |
| There is a legal obligation | 5 |
| Other | 6 |