Listes faunistiques invertébrés
Le Tarn à l'amont de Millau 05147000
- Télécharger la fiche IRSTEA xls / 82 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 03/09/2013 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 33 |
| Taxon indicateur | Brachycentridae |
| I2M2 | 0.8031 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | ||
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 71.0 | dominant |
| Blocs | 8.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 15.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Hydrophytes | Lente | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Moyenne | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Pierres, galets | Rapide | C |
| P11 | Pierres, galets | Moyenne | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 14 | 300 | 1568 |
| Perla | 164 | 2 | ||
| Micrasema | 268 | 5 | 2 | |
| Goera | 287 | 1 | ||
| Silo | 292 | 4 | ||
| Cheumatopsyche | 221 | 256 | 344 | 3104 |
| Hydropsyche | 212 | 160 | 124 | 1056 |
| Hydroptila | 200 | 196 | 172 | 38 |
| Orthotrichia | 197 | 80 | 28 | 1 |
| Ceraclea | 313 | 1 | ||
| Mystacides | 312 | 2 | ||
| Chimarra | 207 | 30 | ||
| Polycentropus | 231 | 3 | ||
| Psychomyia | 239 | 10 | 6 | |
| Rhyacophila lato-sensu | 183 | 1 | 6 | |
| Baetis lato sensu | 9794 | 544 | 280 | 1280 |
| Procloeon | 390 | 16 | ||
| Caenis | 457 | 2 | 2 | 2 |
| Ephemerella | 450 | 15 | 6 | 7 |
| Ephemera | 502 | 1 | ||
| Ecdyonurus | 421 | 10 | 24 | |
| Heptagenia | 443 | 4 | ||
| Rhithrogena | 404 | 70 | 208 | |
| Heptageniidae | 399 | 2 | 20 | 96 |
| Choroterpes | 474 | 9 | 2 | |
| Leptophlebiidae | 473 | 1 | 3 | 8 |
| Micronecta | 719 | 1 | ||
| Dryops | 613 | 1 | ||
| Elmis | 618 | 18 | 8 | 32 |
| Esolus | 619 | 16 | 76 | 400 |
| Limnius | 623 | 10 | 48 | |
| Oulimnius | 622 | 42 | 42 | 224 |
| Riolus | 625 | 2 | ||
| Orectochilus | 515 | 2 | 6 | 5 |
| Athericidae | 838 | 1 | 4 | |
| Blepharicera | 749 | 1 | 6 | |
| Chironomidae | 807 | 480 | 18 | 168 |
| Empididae | 831 | 2 | 7 | 4 |
| Limoniidae | 757 | 36 | 13 | |
| Simuliidae | 801 | 168 | 2 | 9 |
| Calopteryx | 650 | 1 | ||
| Gammarus | 892 | 40 | 1 | 1 |
| Ancylus | 1028 | 1 | 9 | 10 |
| Potamopyrgus | 978 | 1 | ||
| Radix | 1004 | 32 | ||
| Theodoxus | 967 | 14 | ||
| Physella | 19280 | 1 | ||
| Oligochaeta | 933 | 12 | 19 | 102 |
| Dugesia | 1056 | 1 | 5 | 56 |
| Prostoma | 3110 | 3 | 3 | |
| Hydracarina | 906 | 3 | 3 | 3 |