| Commune | Code | Observation(s) | % des observations totales |
|---|---|---|---|
| Assay | 37007 | 1 | 9.1 |
| Beaumont-Louestault | 37021 | 1 | 9.1 |
| Bléré | 37027 | 1 | 9.1 |
| Courçay | 37085 | 2 | 18.2 |
| Épeigné-les-Bois | 37100 | 1 | 9.1 |
| Esvres | 37104 | 1 | 9.1 |
| Larçay | 37124 | 5 | 45.5 |
| Le Louroux | 37136 | 1 | 9.1 |
| Louans | 37134 | 1 | 9.1 |
| Montlouis-sur-Loire | 37156 | 1 | 9.1 |
| Monts | 37159 | 1 | 9.1 |
| Noizay | 37171 | 1 | 9.1 |
| Panzoult | 37178 | 1 | 9.1 |
| Saint-Avertin | 37208 | 3 | 27.3 |
| Saint-Paterne-Racan | 37231 | 1 | 9.1 |
| Savigny-en-Véron | 37242 | 1 | 9.1 |
| Tours | 37261 | 1 | 9.1 |
| Truyes | 37263 | 4 | 36.4 |