Listes faunistiques invertébrés
L'Ayroux à St Michel 05118900
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 18/07/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 26 |
| I2M2 | 0.3950 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 79.0 | dominant |
| Blocs | ||
| Granulats | 4.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 10.0 | dominant |
| Algues | ||
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Moyenne | B |
| P2 | Granulats | Moyenne | A |
| P3 | Pierres, galets | Lente | B |
| P4 | Sables | Lente | B |
| P5 | Pierres, galets | Nulle | B |
| P6 | Dalles, argiles | Lente | A |
| P7 | Pierres, galets | Lente | C |
| P8 | Branchage, racines | Nulle | B |
| P9 | Litieres | Nulle | A |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Sphaeriidae | 1042 | 1 | ||
| Gammarus | 892 | 1 | 1 | 1 |
| Hydracarina | 906 | 1 | ||
| Glossiphoniidae | 908 | 4 | 1 | |
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 7 | 40 | 38 |
| Hydrobiidae | 973 | 8 | 1 | 1 |
| Potamopyrgus antipodarum | 979 | 31 | 10 | 5 |
| Bithynia | 994 | 21 | ||
| Physidae | 995 | 8 | 1 | |
| Physa (sensu lato) | 997 | 5 | ||
| Gammaridae | 887 | 9 | 1 | |
| Sphaerium | 1044 | 5 | ||
| Dugesiidae | 1055 | 1 | ||
| Nematoda | 1089 | 1 | 1 | |
| Limnephilinae | 3163 | 1 | ||
| Ostracoda | 3170 | 1 | 1 | |
| Copepoda | 3206 | 1 | 1 | |
| Baetis lato sensu | 9794 | 1 | 1 | 4 |
| Physella | 19280 | 1 | ||
| Pomatinus substriatus | 33844 | 1 | ||
| Pediciidae | 50011 | 1 | ||
| Calopteryx | 650 | 11 | ||
| Cyrnus | 224 | 1 | 2 | |
| Polycentropus | 231 | 2 | ||
| Baetidae | 363 | 1 | ||
| Centroptilum luteolum | 384 | 5 | ||
| Cloeon | 387 | 5 | ||
| Procloeon | 390 | 2 | 4 | |
| Heptageniidae | 399 | 4 | 6 | |
| Ecdyonurus | 421 | 1 | 8 | |
| Ephemerella ignita | 451 | 3 | ||
| Caenis | 457 | 19 | 7 | 15 |
| Polycentropodidae | 223 | 1 | ||
| Platycnemis | 657 | 20 | ||
| Boyeria irene | 671 | 1 | ||
| Onychogomphus | 682 | 7 | 3 | 7 |
| Corduliidae | 690 | 1 | ||
| Oxygastra curtisii | 692 | 2 | ||
| Sialis | 704 | 1 | ||
| Micronecta | 719 | 1 | ||
| Tipulidae | 753 | 1 | 1 | |
| Chironomidae | 807 | 185 | 63 | 60 |
| Athericidae | 838 | 1 |