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The following species have been recorded flying on this same date, 17/09/19, in the past decade. The list is ranked by descending order of number of records on the county database (only the 200 most commonly recorded species are shown) |
| Alternatively, select any week of the year: |
| For each of the last ten years, the relative abundance is indicated by a graphic, as follows: |
 | - 100 or more records |
 | - 50-99 records |
 | - 20-49 records |
 | - 10-19 records |
 | - 5-9 records |
 | - 1-4 records |
 | - No records in this week |
