Listes faunistiques invertébrés
La Sourdoire en aval de Vayrac 05061300
- Télécharger la fiche IRSTEA xls / 111 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 01/06/2017 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 33 |
| Taxon indicateur | Perlodidae |
| I2M2 | 0.5568 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 10.0 | dominant |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 81.0 | dominant |
| Blocs | 3.0 | marginal |
| Granulats | ||
| Helophytes | ||
| Vases | ||
| Sables | 3.0 | marginal |
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Lente | A |
| P3 | Blocs | Moyenne | A |
| P4 | Sables | Nulle | A |
| P5 | Bryophytes | Moyenne | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Pierres, galets | Lente | B |
| P8 | Pierres, galets | Nulle | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra geniculata | 68 | 3 | 24 | 14 |
| Leuctra | 69 | 12 | 21 | 9 |
| Isoperla | 140 | 3 | ||
| Brachycentrus | 265 | 1 | ||
| Glossosomatidae | 189 | 1 | ||
| Hydropsyche | 212 | 27 | 3 | 13 |
| Hydroptila | 200 | 1 | 1 | |
| Limnephilinae | 3163 | 2 | 1 | |
| Cyrnus | 224 | 1 | ||
| Polycentropus | 231 | 3 | 2 | |
| Psychomyia | 239 | 1 | ||
| Rhyacophila lato-sensu | 183 | 4 | ||
| Baetis | 364 | 12 | 9 | 3 |
| Pseudocentroptilum | 3207 | 2 | 2 | 1 |
| Caenis | 457 | 17 | 5 | 3 |
| Ephemerella ignita | 451 | 187 | 97 | 38 |
| Ephemera | 502 | 1 | 1 | |
| Ecdyonurus | 421 | 1 | 9 | 7 |
| Electrogena | 3181 | 1 | ||
| Rhithrogena | 404 | 1 | ||
| Heptageniidae | 399 | 1 | 1 | |
| Habrophlebia | 491 | 1 | 1 | |
| Paraleptophlebia | 481 | 2 | 1 | |
| Aphelocheirus | 721 | 1 | ||
| Micronecta | 719 | 1 | ||
| Dupophilus | 620 | 1 | 5 | |
| Elmis | 618 | 2 | 3 | |
| Esolus | 619 | 6 | 13 | 14 |
| Limnius | 623 | 1 | 1 | |
| Macronychus | 626 | 1 | ||
| Oulimnius | 622 | 9 | 10 | 6 |
| Riolus | 625 | 1 | ||
| Hydraena | 608 | 1 | ||
| Athericidae | 838 | 1 | ||
| Chironomidae | 807 | 67 | 30 | 18 |
| Limoniidae | 757 | 1 | ||
| Simuliidae | 801 | 67 | 2 | |
| Tabanidae | 837 | 3 | 2 | |
| Boyeria | 670 | 1 | ||
| Calopteryx | 650 | 1 | ||
| Gomphus | 679 | 1 | 2 | |
| Onychogomphus | 682 | 1 | 2 | 1 |
| Asellidae | 880 | 2 | 1 | 1 |
| Echinogammarus | 888 | 202 | 84 | 23 |
| Gammarus | 892 | 358 | 142 | 43 |
| Hydracarina | 906 | 1 | ||
| Corbicula | 1051 | 10 | 6 | 2 |
| Ancylus | 1028 | 17 | 14 | 11 |
| Potamopyrgus | 978 | 3 | ||
| Oligochaeta | 933 | 6 | 3 | |
| Hydrozoa | 3168 | 1 |