Listes faunistiques invertébrés
Le Tarn à l'amont de Millau 05147000
- Télécharger la fiche IRSTEA xls / 67 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 29/06/2009 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 14.0 |
| GFI | 8 |
| Variété taxonomique | 24 |
| Taxon indicateur | Brachycentridae |
| I2M2 | 0.7804 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 46.0 | dominant |
| Blocs | 30.0 | dominant |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 20.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | B1 |
| P2 | Hydrophytes | Moyenne | B1 |
| P3 | Branchage, racines | Lente | B1 |
| P4 | Algues | Rapide | B1 |
| P5 | Pierres, galets | Moyenne | B2 |
| P6 | Blocs | Moyenne | B2 |
| P7 | Dalles, argiles | Moyenne | B2 |
| P8 | Pierres, galets | Lente | B2 |
| P9 | Pierres, galets | Rapide | B3 |
| P10 | Blocs | Rapide | B3 |
| P11 | Dalles, argiles | Rapide | B3 |
| P12 | Blocs | Lente | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra | 67 | 1 | ||
| Leuctra | 69 | 8 | 20 | 27 |
| Oligoplectrum | 263 | 9 | 6 | 11 |
| Hydropsyche | 212 | 72 | 7 | 4 |
| Athripsodes | 311 | 1 | 2 | |
| Leptocerus | 319 | 1 | ||
| Limnephilinae | 3163 | 1 | ||
| Polycentropus | 231 | 1 | 1 | |
| Psychomyia | 239 | 4 | 10 | 9 |
| Baetis | 364 | 78 | 35 | 24 |
| Pseudocentroptilum | 3207 | 2 | ||
| Caenis | 457 | 1 | 3 | |
| Ephemerella | 450 | 103 | 5 | 5 |
| Ecdyonurus | 421 | 2 | 2 | 2 |
| Rhithrogena | 404 | 19 | 16 | |
| Choroterpes | 474 | 5 | 1 | |
| Oligoneuriella | 394 | 5 | 20 | |
| Potamanthus | 509 | 2 | 2 | |
| Hydrometra | 740 | 1 | ||
| Elmis | 618 | 3 | ||
| Esolus | 619 | 37 | 18 | 2 |
| Limnius | 623 | 4 | ||
| Oulimnius | 622 | 50 | 5 | |
| Riolus | 625 | 1 | ||
| Athericidae | 838 | 3 | ||
| Blephariceridae | 747 | 1 | ||
| Chironomidae | 807 | 388 | 3 | 7 |
| Limoniidae | 757 | 4 | ||
| Simuliidae | 801 | 29 | 2 | 7 |
| Tabanidae | 837 | 1 | ||
| Gomphus | 679 | 1 | ||
| Gammarus | 892 | 3 | 2 | 2 |
| Theodoxus | 967 | 4 | ||
| Dugesiidae | 1055 | 18 | 1 | |
| Gordiaca | 5189 | 3 | ||
| Hydracarina | 906 | 3 |