Listes faunistiques invertébrés
Le Tarn à l'amont de Millau 05147000
- Télécharger la fiche IRSTEA xls / 43 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 23/07/2014 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 35 |
| Taxon indicateur | Brachycentridae |
| I2M2 | 0.8610 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 70.0 | dominant |
| Blocs | 10.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 15.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Hydrophytes | Moyenne | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Blocs | Moyenne | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 1 | ||
| Leuctra | 69 | 176 | 100 | 768 |
| Micrasema | 268 | 1 | ||
| Oligoplectrum | 263 | 26 | 664 | 16 |
| Agapetus | 191 | 1 | 1 | |
| Goera | 287 | 1 | ||
| Cheumatopsyche | 221 | 40 | 12 | 116 |
| Hydropsyche | 212 | 44 | 8 | 24 |
| Hydroptila | 200 | 1 | 2 | 1 |
| Orthotrichia | 197 | 4 | ||
| Athripsodes | 311 | 1 | ||
| Mystacides | 312 | 13 | 2 | |
| Chimarra | 207 | 3 | ||
| Polycentropus | 231 | 5 | ||
| Psychomyia | 239 | 13 | 272 | 37 |
| Rhyacophila lato-sensu | 183 | 6 | ||
| Baetis lato sensu | 9794 | 688 | 276 | 800 |
| Procloeon | 390 | 48 | ||
| Caenis | 457 | 3 | 2 | 7 |
| Ephemerella | 450 | 156 | 18 | 46 |
| Ecdyonurus | 421 | 5 | 18 | |
| Epeorus | 400 | 1 | ||
| Heptagenia | 443 | 1 | 1 | |
| Rhithrogena | 404 | 3 | 1 | 11 |
| Heptageniidae | 399 | 1 | 1 | |
| Choroterpes | 474 | 1 | 7 | 25 |
| Oligoneuriella | 394 | 1 | 3 | |
| Potamanthus | 509 | 7 | 5 | 9 |
| Micronecta | 719 | 1 | 3 | |
| Elmis | 618 | 4 | 3 | 8 |
| Esolus | 619 | 84 | 15 | 116 |
| Limnius | 623 | 20 | 2 | 12 |
| Oulimnius | 622 | 72 | 8 | 28 |
| Riolus | 625 | 8 | ||
| Athericidae | 838 | 1 | ||
| Chironomidae | 807 | 80 | 3 | 4 |
| Empididae | 831 | 2 | ||
| Limoniidae | 757 | 3 | 13 | 10 |
| Simuliidae | 801 | 17 | 3 | 5 |
| Onychogomphus | 682 | 1 | ||
| Gammarus | 892 | 376 | 2 | 13 |
| Ostracoda | 3170 | 3 | 3 | |
| Pisidium | 1043 | 1 | ||
| Ancylus | 1028 | 2 | 3 | 13 |
| Potamopyrgus | 978 | 1 | ||
| Radix | 1004 | 2 | 1 | |
| Theodoxus | 967 | 2 | 3 | 6 |
| Physidae | 995 | 14 | ||
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 5 | 14 | 100 |
| Dugesia | 1056 | 6 | 1 | 14 |
| Hydracarina | 906 | 3 | 3 | 3 |
| Hydra | 1077 | 3 |