Listes faunistiques invertébrés
Le Tarn à l'amont de Millau 05147000
- Télécharger la fiche IRSTEA xls / 57 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 24/09/2007 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 9 |
| Variété taxonomique | 25 |
| I2M2 | 0.7481 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 0.0 | marginal |
| Pierres, galets | 6.0 | dominant |
| Blocs | 55.0 | dominant |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 23.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 15.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Lente | B1 |
| P2 | Bryophytes | Lente | B1 |
| P3 | Pierres, galets | Nulle | B1 |
| P4 | Pierres, galets | Nulle | B1 |
| P5 | Roches | Moyenne | B2 |
| P6 | Sables | Lente | B2 |
| P7 | Pierres, galets | Lente | B2 |
| P8 | Dalles, argiles | Lente | B2 |
| P9 | Pierres, galets | Moyenne | B3 |
| P10 | Pierres, galets | Lente | B3 |
| P11 | Dalles, argiles | Lente | B3 |
| P12 | Sables | Lente | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra | 67 | 1 | 2 | 12 |
| Leuctra | 69 | 6 | 9 | 54 |
| Nemouridae | 20 | 1 | 2 | 1 |
| Perla | 164 | 1 | 7 | 4 |
| Perlodes | 150 | 7 | 1 | 1 |
| Beraeidae | 327 | 2 | ||
| Micrasema | 268 | 1 | 1 | |
| Agapetus | 191 | 2 | ||
| Silo | 292 | 4 | 5 | |
| Cheumatopsyche | 221 | 1 | ||
| Hydropsyche | 212 | 3 | 75 | 48 |
| Polycentropodidae | 223 | 2 | ||
| Rhyacophila lato-sensu | 183 | 16 | 43 | 38 |
| Sericostoma | 322 | 1 | ||
| Baetis | 364 | 66 | 78 | 42 |
| Caenis | 457 | 2 | ||
| Ephemera | 502 | 1 | ||
| Ephemerella | 450 | 17 | 24 | 5 |
| Ecdyonurus | 421 | 3 | 4 | 1 |
| Rhithrogena | 404 | 26 | 37 | 29 |
| Gerris | 735 | 1 | ||
| Limnius | 623 | 1 | 2 | 1 |
| Oulimnius | 622 | 5 | ||
| Stenelmis | 617 | 2 | ||
| Chironomidae | 807 | 79 | 228 | 147 |
| Limoniidae | 757 | 1 | ||
| Simuliidae | 801 | 3 | 64 | 71 |
| Tipulidae | 753 | 2 | ||
| Echinogammarus | 888 | 5 | ||
| Pisidium | 1043 | 2 | ||
| Ancylus | 1028 | 7 | 28 | 37 |