Listes faunistiques invertébrés
La Dordogne à Carennac 05061500
- Télécharger la fiche IRSTEA xls / 2138 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 09/08/2016 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 8 |
| Variété taxonomique | 29 |
| Taxon indicateur | Brachycentridae |
| I2M2 | 0.7790 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 40.0 | dominant |
| Blocs | 49.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 1.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 3.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Hydrophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Pierres, galets | Lente | B |
| P8 | Blocs | Lente | B |
| P9 | Blocs | Rapide | C |
| P10 | Pierres, galets | Rapide | C |
| P11 | Blocs | Nulle | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Perla | 164 | 1 | ||
| Isoperla | 140 | 7 | ||
| Perlodidae | 127 | 1 | ||
| Leuctra | 69 | 12 | 20 | 34 |
| Euleuctra geniculata | 68 | 5 | ||
| Brachycentrus | 265 | 1622 | 9 | 10 |
| Hydropsyche | 212 | 450 | 102 | 186 |
| Cheumatopsyche | 221 | 20 | 4 | |
| Hydroptila | 200 | 4 | ||
| Lepidostoma | 305 | 7 | 1 | 1 |
| Lepidostomatidae | 304 | 10 | 8 | |
| Mystacides | 312 | 1 | ||
| Polycentropus | 231 | 1 | ||
| Psychomyia | 239 | 4 | 11 | 18 |
| Rhyacophila lato-sensu | 183 | 2 | 4 | 13 |
| Baetis | 364 | 37 | 116 | 144 |
| Ephemerella ignita | 451 | 244 | 33 | 34 |
| Ecdyonurus | 421 | 7 | 34 | 30 |
| Epeorus | 400 | 62 | 90 | |
| Heptagenia | 443 | 10 | 53 | 45 |
| Rhithrogena | 404 | 8 | 30 | 85 |
| Heptageniidae | 399 | 2 | 11 | |
| Habroleptoides | 485 | 1 | ||
| Choroterpes | 474 | 1 | ||
| Oligoneuriella | 394 | 26 | 28 | |
| Potamanthus | 509 | 2 | ||
| Dupophilus | 620 | 1 | 1 | |
| Elmis | 618 | 31 | 1 | 1 |
| Esolus | 619 | 4 | 2 | 7 |
| Limnius | 623 | 1 | 5 | 8 |
| Macronychus | 626 | 2 | ||
| Oulimnius | 622 | 7 | 4 | |
| Stenelmis | 617 | 2 | 2 | |
| Orectochilus | 515 | 1 | ||
| Hydraena | 608 | 3 | 1 | |
| Athericidae | 838 | 1 | ||
| Blephariceridae | 747 | 35 | 11 | |
| Ceratopogonidae | 819 | 6 | 1 | |
| Chironomidae | 807 | 616 | 204 | 106 |
| Empididae | 831 | 1 | ||
| Simuliidae | 801 | 13 | 45 | 18 |
| Gammarus | 892 | 440 | 15 | 45 |
| Ancylus | 1028 | 1 | 2 | |
| Corbicula | 1051 | 1 | 2 | |
| Potamopyrgus | 978 | 2 | ||
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 5 | 1 | 12 |
| Hydracarina | 906 | 3 | 3 | 3 |
| Nemathelmintha | 3111 | 3 | 3 | 3 |