Listes faunistiques invertébrés
L'Ancoutay à Mayet-d'Ecole 04041350
- Télécharger la fiche IRSTEA xls / 26 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 01/08/2012 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 13.0 |
| GFI | 6 |
| Variété taxonomique | 28 |
| I2M2 | 0.2664 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 1.0 | marginal |
| Blocs | 0.0 | marginal |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 23.0 | dominant |
| Sables | 4.0 | marginal |
| Algues | 49.0 | dominant |
| Dalles, argiles | 21.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Dalles, argiles | Lente | B |
| P2 | Dalles, argiles | Moyenne | C |
| P3 | Bryophytes | Moyenne | A |
| P4 | Branchage, racines | Nulle | A |
| P5 | Vases | Nulle | B |
| P6 | Algues | Lente | B |
| P7 | Algues | Nulle | B |
| P8 | Algues | Nulle | C |
| P9 | Algues | Lente | C |
| P10 | Sables | Nulle | A |
| P11 | Pierres, galets | Nulle | A |
| P12 | Vases | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Goera | 287 | 2 | 1 | |
| Hydropsychidae | 211 | 7 | ||
| Hydropsyche | 212 | 6 | 1 | |
| Hydroptila | 200 | 13 | 5 | 7 |
| Ithytrichia | 198 | 3 | 1 | |
| Athripsodes | 311 | 1 | ||
| Stenophylacini-chaetopterygini | 3146 | 7 | ||
| Rhyacophila lato-sensu | 183 | 1 | ||
| Baetis | 364 | 3 | 1 | |
| Ephemera | 502 | 45 | 3 | 5 |
| Elmis | 618 | 82 | 11 | 14 |
| Limnius | 623 | 9 | 8 | 13 |
| Oulimnius | 622 | 30 | 10 | 10 |
| Riolus | 625 | 96 | 8 | 19 |
| Haliplus | 518 | 1 | 1 | |
| Hydraena | 608 | 2 | ||
| Atrichops | 840 | 2 | 1 | |
| Chironomidae | 807 | 185 | 468 | 395 |
| Hemerodromiinae | 3202 | 2 | ||
| Antocha | 759 | 2 | 5 | |
| Dicranota | 765 | 4 | 4 | |
| Simulium | 806 | 7 | 2 | |
| Platycnemis | 657 | 1 | ||
| Sialis | 704 | 1 | 4 | |
| Ostracoda | 3170 | 3 | 3 | 3 |
| Copepoda | 3206 | 3 | ||
| Asellidae | 880 | 3 | ||
| Gammaridae | 887 | 908 | 201 | 373 |
| Gammarus | 892 | 328 | 356 | 12 |
| Potamopyrgus | 978 | 176 | 961 | 498 |
| Lymnaeidae | 998 | 2 | 1 | |
| Radix | 1004 | 12 | ||
| Physidae | 995 | 2 | 1 | |
| Hippeutis | 1020 | 3 | ||
| Sphaeriidae | 1042 | 5 | 59 | 217 |
| Pisidium | 1043 | 6 | 15 | 14 |
| Glossiphonia | 909 | 14 | 5 | 5 |
| Oligochaeta | 933 | 129 | 77 | 395 |
| Hydracarina | 906 | 3 | 3 | 3 |