Listes faunistiques invertébrés
Le Midour à Loussous-Débat 05229160
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 21/08/2013 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 27 |
| Taxon indicateur | Heptageniidae |
| I2M2 | 0.3561 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 7.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 35.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 52.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Sables | Nulle | B |
| P2 | Dalles, argiles | Nulle | B |
| P3 | Branchage, racines | Nulle | A |
| P4 | Blocs | Nulle | A |
| P5 | Litieres | Nulle | A |
| P6 | Dalles, argiles | Lente | B |
| P7 | Sables | Lente | C |
| P8 | Bryophytes | Rapide | A |
| P9 | Pierres, galets | Moyenne | B |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Dalles, argiles | Lente | C |
| P12 | Sables | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Beraeodes | 329 | 2 | ||
| Athripsodes | 311 | 1 | ||
| Rhyacophila lato-sensu | 183 | 2 | ||
| Sericostomatidae | 321 | 1 | 1 | |
| Baetis | 364 | 1 | 3 | 5 |
| Procloeon | 390 | 1 | ||
| Ephemera | 502 | 2 | ||
| Ecdyonurus | 421 | 3 | ||
| Habrophlebia | 491 | 1 | ||
| Elmis | 618 | 3 | 1 | 5 |
| Esolus | 619 | 1 | 3 | |
| Limnius | 623 | 6 | 1 | 1 |
| Oulimnius | 622 | 16 | 7 | 1 |
| Riolus | 625 | 3 | 1 | |
| Stenelmis | 617 | 1 | ||
| Hydraena | 608 | 3 | 1 | |
| Atherix | 839 | 4 | ||
| Atrichops | 840 | 15 | 5 | 1 |
| Chironomidae | 807 | 12 | 10 | 17 |
| Dicranota | 765 | 4 | 1 | 1 |
| Simulium | 806 | 16 | ||
| Tabanidae | 837 | 4 | ||
| Gerris | 735 | 1 | ||
| Somatochlora | 693 | 1 | ||
| Gomphidae | 678 | 2 | 1 | |
| Sialis | 704 | 4 | ||
| Ostracoda | 3170 | 3 | ||
| Copepoda | 3206 | 3 | ||
| Asellidae | 880 | 5 | ||
| Gammaridae | 887 | 42 | 25 | 36 |
| Echinogammarus | 888 | 6 | 14 | 13 |
| Ancylus | 1028 | 5 | ||
| Potamopyrgus | 978 | 242 | 51 | 3 |
| Physella | 19280 | 4 | ||
| Armiger | 1016 | 1 | ||
| Sphaeriidae | 1042 | 5 | 1 | 2 |
| Pisidium | 1043 | 6 | 3 | |
| Oligochaeta | 933 | 367 | 16 | 1 |
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 | 3 | 3 |