Listes faunistiques invertébrés
Le Tarn à l'amont de Millau 05147000
- Télécharger la fiche IRSTEA xls / 156 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 05/07/2022 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 32 |
| I2M2 | 0.8140 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 83.0 | dominant |
| Blocs | 3.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | 2.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Hydrophytes | Moyenne | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Pierres, galets | Nulle | B |
| P7 | Pierres, galets | Rapide | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Rapide | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 5 | 328 | 144 |
| Perla | 164 | 1 | ||
| Brachycentrus | 265 | 3616 | 176 | 328 |
| Goeridae | 286 | 4 | ||
| Cheumatopsyche | 221 | 7 | 12 | |
| Hydropsyche | 212 | 112 | 17 | 12 |
| Hydroptila | 200 | 32 | 31 | 16 |
| Orthotrichia | 197 | 14 | ||
| Athripsodes | 311 | 1 | ||
| Mystacides | 312 | 8 | 3 | 3 |
| Chimarra | 207 | 2 | 18 | |
| Cyrnus | 224 | 2 | 1 | |
| Polycentropus | 231 | 9 | 4 | |
| Psychomyia | 239 | 5 | 92 | 84 |
| Rhyacophila lato-sensu | 183 | 3 | ||
| Baetis lato sensu | 9794 | 78 | 82 | 39 |
| Procloeon | 390 | 10 | 14 | 2 |
| Caenis | 457 | 3 | 2 | 5 |
| Ephemerella ignita | 451 | 112 | 16 | 6 |
| Ecdyonurus | 421 | 17 | 9 | |
| Rhithrogena | 404 | 5 | 1 | |
| Heptageniidae | 399 | 3 | 8 | |
| Choroterpes | 474 | 34 | 14 | |
| Leptophlebiidae | 473 | 11 | 2 | |
| Oligoneuriella | 394 | 2 | 10 | |
| Potamanthus | 509 | 5 | 5 | |
| Micronecta | 719 | 1 | 24 | 3 |
| Elmis | 618 | 2 | 4 | |
| Esolus | 619 | 3 | 140 | 64 |
| Limnius | 623 | 1 | 16 | 6 |
| Normandia | 624 | 4 | ||
| Oulimnius | 622 | 9 | 64 | 16 |
| Riolus | 625 | 1 | 2 | |
| Hydrocyphon | 637 | 3 | ||
| Athericidae | 838 | 1 | 4 | |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 352 | 52 | 52 |
| Limoniidae | 757 | 3 | 3 | 8 |
| Simuliidae | 801 | 4 | 7 | 2 |
| Onychogomphus | 682 | 1 | 1 | |
| Gammarus | 892 | 104 | 35 | 6 |
| Ostracoda | 3170 | 1 | 1 | |
| Corbicula | 1051 | 4 | 1 | 14 |
| Pisidium | 1043 | 4 | ||
| Sphaeriidae | 1042 | 1 | 1 | |
| Potamopyrgus | 978 | 2 | 1 | 1 |
| Theodoxus | 967 | 1 | ||
| Ancylus | 1028 | 2 | 10 | |
| Oligochaeta | 933 | 3 | 16 | 104 |
| Dugesia | 1056 | 1 | 10 | 5 |
| Hydracarina | 906 | 1 | 1 | 1 |