Listes faunistiques invertébrés
Le Tarn à l'amont de Millau 05147000
- Télécharger la fiche IRSTEA xls / 103 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 09/07/2020 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 29 |
| I2M2 | 0.8400 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 86.0 | dominant |
| Blocs | 2.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Hydrophytes | Lente | A |
| P3 | Litieres | Nulle | A |
| P4 | Branchage, racines | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Pierres, galets | Lente | B |
| P7 | Pierres, galets | Rapide | B |
| P8 | Pierres, galets | Nulle | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Rapide | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Perla | 164 | 1 | ||
| Ostracoda | 3170 | 1 | ||
| Athericidae | 838 | 1 | ||
| Ancylus | 1028 | 2 | ||
| Leptophlebiidae | 473 | 1 | ||
| Mystacides | 312 | 1 | ||
| Polycentropus | 231 | 1 | ||
| Heptageniidae | 399 | 3 | 3 | |
| Rhithrogena | 404 | 22 | 36 | |
| Choroterpes | 474 | 11 | 4 | |
| Athripsodes | 311 | 2 | 3 | |
| Rhyacophila lato-sensu | 183 | 1 | ||
| Agapetus | 191 | 2 | ||
| Ecdyonurus | 421 | 10 | 4 | |
| Oligoneuriella | 394 | 7 | 20 | |
| Psychomyia | 239 | 3 | ||
| Micronecta | 719 | 5 | 3 | |
| Ceratopogoninae | 822 | 2 | 1 | |
| Silo | 292 | 2 | ||
| Mermithoïdea | 3159 | 1 | ||
| Leuctra geniculata | 33830 | 2 | 8 | |
| Blephariceridae | 747 | 3 | 40 | |
| Theodoxus | 967 | 1 | 3 | |
| Oligochaeta | 933 | 44 | 12 | |
| Hydracarina | 906 | 1 | 1 | 1 |
| Leuctra | 69 | 2 | 66 | 172 |
| Protonemura | 46 | 2 | ||
| Esolus | 619 | 32 | 50 | 20 |
| Limnius | 623 | 24 | 6 | 7 |
| Oulimnius | 622 | 48 | 34 | 2 |
| Elmis | 618 | 84 | 2 | 2 |
| Riolus | 625 | 12 | ||
| Micrasema | 268 | 8 | ||
| Oligoplectrum | 263 | 1128 | 9 | 18 |
| Hydropsyche | 212 | 11 | 13 | 23 |
| Simuliidae | 801 | 1 | 88 | 92 |
| Limoniidae | 757 | 2 | 2 | |
| Chironomidae | 807 | 120 | 124 | 17 |
| Gammarus | 892 | 184 | 2 | 1 |
| Procloeon | 390 | 12 | 8 | |
| Caenis | 457 | 5 | 15 | 80 |
| Baetis lato sensu | 9794 | 188 | 64 | 86 |
| Potamanthus | 509 | 2 | 11 | 9 |
| Ephemerella ignita | 451 | 712 | 80 | 22 |