Listes faunistiques invertébrés
L'Ayroux à St Michel 05118900
- Télécharger la fiche IRSTEA xls / 660 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 26/07/2017 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 14.0 |
| GFI | 5 |
| Variété taxonomique | 34 |
| Taxon indicateur | Hydroptilidae |
| IBG |
|---|
| Etat : |
| Très bon |
| Bon |
| Moyen |
| Médiocre |
| Mauvais |
| Pas de référence |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 4.0 | marginal |
| Branchage, racines | 29.0 | dominant |
| Pierres, galets | 2.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 41.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 14.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 10.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Pierres, galets | Nulle | A |
| P3 | Litieres | Nulle | A |
| P4 | Pierres, galets | Lente | A |
| P5 | Branchage, racines | Nulle | B |
| P6 | Granulats | Nulle | B |
| P7 | Sables | Nulle | B |
| P8 | Dalles, argiles | Nulle | A |
| P9 | Granulats | Lente | C |
| P10 | Granulats | Nulle | C |
| P11 | Branchage, racines | Nulle | C |
| P12 | Granulats | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Cheumatopsyche | 221 | 1 | ||
| Hydropsyche | 212 | 1 | 8 | |
| Hydroptila | 200 | 1 | 2 | |
| Ceraclea | 313 | 3 | 5 | |
| Mystacides | 312 | 10 | 29 | 49 |
| Limnephilinae | 3163 | 1 | ||
| Polycentropodidae | 223 | 1 | ||
| Cyrnus | 224 | 3 | 4 | |
| Polycentropus | 231 | 3 | 6 | |
| Rhyacophila lato-sensu | 183 | 1 | ||
| Baetis lato sensu | 9794 | 1 | ||
| Centroptilum | 383 | 2 | 1 | |
| Cloeon | 387 | 1 | ||
| Ephemerella ignita | 451 | 1 | ||
| Ecdyonurus | 421 | 1 | 1 | |
| Micronectinae | 20396 | 1 | ||
| Gerridae | 734 | 2 | 1 | |
| Nepidae | 725 | 1 | 2 | 1 |
| Dryops | 613 | 2 | ||
| Pomatinus | 611 | 3 | 9 | |
| Elmis | 618 | 2 | ||
| Oulimnius | 622 | 1 | ||
| Stenelmis | 617 | 1 | ||
| Hydrophilidae | 571 | 1 | ||
| Athericidae | 838 | 2 | 3 | 13 |
| Chironomidae | 807 | 86 | 121 | 36 |
| Dixidae | 793 | 1 | ||
| Empididae | 831 | 1 | 1 | |
| Psychodidae | 783 | 1 | ||
| Tabanidae | 837 | 3 | ||
| Boyeria | 670 | 1 | ||
| Onychogomphus | 682 | 4 | 6 | 10 |
| Zygoptera | 9785 | 22 | 2 | |
| Calopteryx | 650 | 1 | 5 | 6 |
| Coenagrionidae | 658 | 1 | 2 | |
| Platycnemis | 657 | 1 | ||
| Sialis | 704 | 1 | ||
| Gammaridae | 887 | 1 | ||
| Gammarus | 892 | 1 | ||
| Sphaerium | 1044 | 1 | ||
| Pisidium | 1043 | 8 | 3 | 2 |
| Bithynia | 994 | 4 | 5 | 13 |
| Potamopyrgus | 978 | 114 | 420 | 351 |
| Lymnaeidae | 998 | 1 | ||
| Physa (sensu lato) | 997 | 2 | 2 | 1 |
| Ancylus | 1028 | 1 | ||
| Glossiphoniidae | 908 | 5 | 9 | 8 |
| Oligochaeta | 933 | 20 | 39 | 18 |
| Nematoda | 1089 | 1 | ||
| Hydracarina | 906 | 1 | ||
| Copepoda | 3206 | 1 |