Listes faunistiques invertébrés
Le Tarn à l'amont de Millau 05147000
- Télécharger la fiche IRSTEA xls / 44 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 27/08/2015 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 32 |
| Taxon indicateur | Brachycentridae |
| I2M2 | 0.8750 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 3.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 65.0 | dominant |
| Blocs | 6.0 | dominant |
| Granulats | 2.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 12.0 | dominant |
| Dalles, argiles | 8.0 | 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 | Blocs | Moyenne | B |
| P7 | Algues | Moyenne | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Rapide | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 2 | 3 | |
| Leuctra | 69 | 32 | 336 | |
| Micrasema | 268 | 10 | 8 | |
| Cheumatopsyche | 221 | 10 | 124 | 168 |
| Hydropsyche | 212 | 3 | 48 | 4 |
| Hydroptila | 200 | 20 | 25 | 35 |
| Orthotrichia | 197 | 3 | 11 | |
| Athripsodes | 311 | 4 | 4 | 6 |
| Mystacides | 312 | 2 | 2 | 2 |
| Chimarra | 207 | 48 | 4 | |
| Polycentropus | 231 | 2 | ||
| Psychomyia | 239 | 2 | 1 | 4 |
| Rhyacophila lato-sensu | 183 | 1 | 3 | |
| Baetis lato sensu | 9794 | 216 | 149 | 92 |
| Centroptilum | 383 | 8 | ||
| Labiobaetis | 32271 | 40 | ||
| Procloeon | 390 | 72 | 28 | 2 |
| Caenis | 457 | 2 | ||
| Ephemerella ignita | 451 | 1 | 1 | |
| Ephemera | 502 | 7 | ||
| Ecdyonurus | 421 | 1 | 12 | |
| Heptagenia | 443 | 1 | 7 | |
| Rhithrogena | 404 | 8 | ||
| Heptageniidae | 399 | 6 | ||
| Choroterpes | 474 | 5 | 4 | |
| Potamanthus | 509 | 2 | ||
| Micronecta | 719 | 30 | 8 | |
| Dryops | 613 | 1 | ||
| Elmis | 618 | 32 | 24 | 4 |
| Esolus | 619 | 28 | 64 | 168 |
| Limnius | 623 | 8 | 12 | |
| Normandia | 624 | 4 | 12 | |
| Oulimnius | 622 | 36 | 64 | 32 |
| Orectochilus | 515 | 3 | ||
| Atherix | 839 | 2 | ||
| Ceratopogoninae | 822 | 1 | 1 | |
| Forcipomyinae | 20455 | 1 | ||
| Chironomidae | 807 | 400 | 112 | 6 |
| Hemerodromiinae | 3202 | 2 | 1 | |
| Limoniini | 20393 | 1 | 1 | |
| Psychodidae | 783 | 3 | ||
| Simuliidae | 801 | 40 | 54 | 7 |
| Calopteryx | 650 | 1 | ||
| Echinogammarus | 888 | 1 | ||
| Gammarus | 892 | 60 | 2 | 7 |
| Copepoda | 3206 | 3 | 3 | 3 |
| Ostracoda | 3170 | 3 | 3 | |
| Potamopyrgus | 978 | 1 | ||
| Radix | 1004 | 1 | ||
| Theodoxus | 967 | 1 | 3 | |
| Hemiclepsis | 914 | 2 | ||
| Oligochaeta | 933 | 14 | 11 | 42 |
| Dugesia | 1056 | 2 | 54 | 34 |
| Mermithoïdea | 3159 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |