| Species | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 |
|---|---|---|---|---|---|---|
| May | ||||||
| Pyrrhosoma nymphula | 4.5 | 11.5 | 12.5 | 9.5 | 22.4 | 9.5 |
| Libellula depressa | 26.5 | 30.5 | 27.5 | 4.6 | 1.5 | 12.5 |
| Libellula quadrimaculata | 16.6 | ? | ? | 1.7 | 21.5 | ? |
| Sympetrum fonscolombii | ? | ? | ? | ? | 21.5 | ? |
| Coenagrion puella | 26.5 | 20.5 | 21.5 | 9.6 | 22.5 | 29.5 |
| June | ||||||
| Enallagma cyathigerum | 26.5 | 9.6 | 27.5 | 16.6 | 18.5 | 9.6 |
| Calopteryx virgo | 29.5 | 8.6 | 27.5 | 13.6 | 24.5 | 9.6 |
| Cordulia aenea | ? | 30.5 | 12.6 | 13.6 | 24.5 | 9.6 |
| Somatochlora metallica | 16.6 | 7.7 | 15.6 | 16.6 | 4.6 | 9.6 |
| Orthetrum cancellatum | ? | ? | 13.7 | 15.7 | 21.5 | 11.6 |
| Aeshna cyanea | 16.6 | 11.6 | 19.6 | 3.7 | 2.7 | 22.6 |
| Gomphus pulchellus | ? | ? | ? | 24.6 | ? | ? |
| Sympetrum vulgatum | ? | 9.8 | ? | ? | ? | 29.6 |
| Anax imperator | 20.7 | 14.6 | 10.7 | 1.7 | 4.6 | 30.6 |
| July | ||||||
| Cordulegaster boltonii | 16.6 | 23.7 | 24.6 | 24.6 | 27.7 | 5.7 |
| Sympetrum sanguineum | 20.7 | 22.7 | 10.7 | 8.7 | 8.7 | ? |
| Sympetrum danae | 20.7 | 18.7 | ? | ? | ? | ? |
| Ischnura elegans | ? | 6.7 | 13.6 | 24.6 | 21.7 | 24.7 |
| Lestes sponsa | 7.7 | 22.7 | 3.8 | 14.7 | 25.7 | 30.7 |
| Leucorrhinia dubia | ? | ? | ? | 31.7 | ? | ? |
| August | ||||||
| Calopteryx splendens | 25.6 | ? | 3.7 | 3.7 | 5.8 | ? |
| Sympetrum flaveolum | ? | ? | 28.8 | 27.7 | 6.8 | ? |
| September | ||||||
| Lestes viridis | 20.7 | 19.7 | 13.8 | 6.8 | ? | 9.9 |
| November | ||||||
| Sympetrum striolatum | ? | 10.9 | 10.10 | ? | ? | 11.10 |
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