Listes faunistiques invertébrés
Le Cher à Vallon-en-Sully 04060500
- Télécharger la fiche IRSTEA xls / 36 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 09/06/2020 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 4 |
| Variété taxonomique | 30 |
| I2M2 | 0.6010 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 26.0 | dominant |
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 22.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 12.0 | dominant |
| Helophytes | 3.0 | marginal |
| Vases | 4.0 | marginal |
| Sables | 30.0 | dominant |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Blocs | Lente | A |
| P3 | Helophytes | Nulle | A |
| P4 | Vases | Nulle | A |
| P5 | Hydrophytes | Moyenne | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Granulats | Lente | B |
| P8 | Sables | Nulle | B |
| P9 | Sables | Lente | C |
| P10 | Hydrophytes | Nulle | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Ancylus | 1028 | 60 | 4 | |
| Baetis lato sensu | 9794 | 22 | 212 | 432 |
| Bithynia | 994 | 3 | 3 | 1 |
| Caenis | 457 | 1 | 1 | |
| Ceratopogoninae | 822 | 2 | 7 | |
| Cheumatopsyche | 221 | 1 | ||
| Chironomidae | 807 | 6 | 16 | 12 |
| Choroterpes | 474 | 1 | ||
| Coenagrionidae | 658 | 2 | 3 | |
| Corbicula | 1051 | 6 | 96 | 40 |
| Dendrocoelidae | 1071 | 2 | 1 | |
| Dryops | 613 | 5 | ||
| Dugesia | 1056 | 1 | ||
| Ephemerella ignita | 451 | 1 | 13 | 66 |
| Ephoron | 496 | 2 | 2 | |
| Erpobdellidae | 928 | 2 | ||
| Esolus | 619 | 1 | 15 | 10 |
| Ferrissia | 1030 | 2 | 2 | |
| Gammarus | 892 | 1072 | 424 | 448 |
| Gerris | 735 | 1 | ||
| Hydracarina | 906 | 1 | ||
| Hydropsyche | 212 | 3 | 22 | |
| Limnius | 623 | 1 | 5 | |
| Mermithoïdea | 3159 | 1 | 1 | |
| Micronecta | 719 | 3 | ||
| Mystacides | 312 | 1 | ||
| Oligochaeta | 933 | 392 | 456 | 168 |
| Onychogomphus | 682 | 1 | 1 | 1 |
| Oulimnius | 622 | 1 | 2 | 4 |
| Pisidium | 1043 | 16 | ||
| Planorbidae | 1009 | 1 | ||
| Potamanthus | 509 | 1 | ||
| Potamopyrgus | 978 | 18 | 24 | 7 |
| Procloeon | 390 | 28 | 1 | |
| Psychomyia | 239 | 1 | 15 | 7 |
| Radix | 1004 | 18 | 2 | 2 |
| Simuliidae | 801 | 1 | 14 | |
| Sphaeriidae | 1042 | 48 | 3 | |
| Stenelmis | 617 | 1 |