Listes faunistiques invertébrés
Le Tarn à l'amont de Millau 05147000
- Télécharger la fiche IRSTEA xls / 37 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 15/08/2017 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 31 |
| Taxon indicateur | Brachycentridae |
| I2M2 | 0.8870 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 75.0 | dominant |
| Blocs | 8.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 7.0 | dominant |
| Dalles, argiles | 5.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Hydrophytes | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Algues | Lente | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 1 | 12 | |
| Leuctra | 69 | 25 | 55 | 212 |
| Protonemura | 46 | 1 | ||
| Perla | 164 | 1 | 1 | |
| Micrasema | 268 | 3 | ||
| Oligoplectrum | 263 | 3 | 87 | 2 |
| Goera | 287 | 1 | ||
| Cheumatopsyche | 221 | 21 | 68 | 24 |
| Hydropsyche | 212 | 1 | 4 | 2 |
| Hydroptila | 200 | 100 | 21 | 6 |
| Orthotrichia | 197 | 68 | 3 | |
| Athripsodes | 311 | 6 | ||
| Mystacides | 312 | 2 | 3 | |
| Chimarra | 207 | 1 | 12 | 5 |
| Polycentropus | 231 | 1 | 1 | |
| Polycentropodidae | 223 | 1 | 2 | |
| Psychomyia | 239 | 1 | 8 | 3 |
| Psychomyiidae | 238 | 1 | ||
| Rhyacophila lato-sensu | 183 | 6 | 3 | |
| Baetis lato sensu | 9794 | 32 | 96 | 20 |
| Baetis | 364 | 45 | 160 | |
| Cloeon | 387 | 16 | ||
| Labiobaetis | 32271 | 5 | ||
| Procloeon | 390 | 28 | 12 | |
| Caenis | 457 | 1 | 1 | 1 |
| Ephemerella ignita | 451 | 7 | 3 | |
| Ecdyonurus | 421 | 9 | 8 | |
| Heptagenia | 443 | 4 | 16 | |
| Rhithrogena | 404 | 10 | 36 | |
| Heptageniidae | 399 | 14 | 120 | |
| Choroterpes | 474 | 14 | 2 | |
| Leptophlebiidae | 473 | 3 | 6 | |
| Micronecta | 719 | 4 | ||
| Elmis | 618 | 40 | 1 | |
| Esolus | 619 | 148 | 64 | 432 |
| Limnius | 623 | 20 | 4 | 8 |
| Oulimnius | 622 | 72 | 12 | 48 |
| Orectochilus | 515 | 1 | 1 | |
| Athericidae | 838 | 1 | ||
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 1056 | 8 | 104 |
| Empididae | 831 | 3 | ||
| Limoniidae | 757 | 5 | 4 | 2 |
| Calopteryx | 650 | 1 | ||
| Coenagrionidae | 658 | 2 | ||
| Gomphidae | 678 | 8 | ||
| Gammarus | 892 | 1224 | 1 | 3 |
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 1 | ||
| Potamopyrgus | 978 | 2 | ||
| Theodoxus | 967 | 10 | 1 | 4 |
| Oligochaeta | 933 | 80 | 4 | |
| Dugesia | 1056 | 124 | 5 | |
| Mermithoïdea | 3159 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Hydra | 1077 | 1 |