Listes faunistiques invertébrés
- Télécharger la fiche IRSTEA xls / 102 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 07/09/2020 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 4 |
| Variété taxonomique | 29 |
| I2M2 | 0.3587 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 2.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 90.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 4.0 | marginal |
| Algues | ||
| Dalles, argiles |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Lente | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Blocs | Nulle | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Pierres, galets | Nulle | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Ancylus | 1028 | 8 | 3 | |
| Asellidae | 880 | 14 | 10 | |
| Baetis lato sensu | 9794 | 18 | 10 | |
| Bithynia | 994 | 1 | 1 | |
| Caenis | 457 | 4 | 10 | 16 |
| Calopteryx | 650 | 9 | 2 | |
| Chironomidae | 807 | 84 | 132 | 180 |
| Coenagrionidae | 658 | 6 | ||
| Crangonyx | 5116 | 17 | ||
| Cyrnus | 224 | 3 | 5 | |
| Dugesia | 1056 | 1 | ||
| Elmis | 618 | 3 | 1 | |
| Ephemerella ignita | 451 | 4 | 1 | |
| Erpobdellidae | 928 | 13 | 12 | |
| Esolus | 619 | 1 | ||
| Gammarus | 892 | 1 | 12 | 164 |
| Glossiphoniidae | 908 | 1 | 15 | 5 |
| Haliplus | 518 | 1 | ||
| Hydracarina | 906 | 1 | ||
| Hydropsyche | 212 | 1 | 128 | 13 |
| Hydroptila | 200 | 1 | 1 | |
| Lype | 241 | 1 | ||
| Mermithoïdea | 3159 | 1 | ||
| Micronecta | 719 | 2 | ||
| Mystacides | 312 | 1 | 2 | |
| Oligochaeta | 933 | 3 | 40 | 23 |
| Oulimnius | 622 | 1 | 3 | |
| Piscicola | 919 | 1 | ||
| Pisidium | 1043 | 4 | 1 | |
| Planorbidae | 1009 | 3 | ||
| Platycnemis | 657 | 20 | 1 | |
| Polycentropodidae | 223 | 2 | ||
| Polycentropus | 231 | 1 | ||
| Potamopyrgus | 978 | 1 | 31 | 45 |
| Procloeon | 390 | 1 | ||
| Psychomyia | 239 | 14 | 24 | |
| Sialis | 704 | 1 | ||
| Sphaerium | 1044 | 1 | ||
| Theodoxus | 967 | 2 |