Listes faunistiques invertébrés
Le Midour à Loussous-Débat 05229160
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 22/06/2021 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 7 |
| Variété taxonomique | 33 |
| I2M2 | 0.3869 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 2.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 6.0 | dominant |
| Blocs | 3.0 | marginal |
| Granulats | 48.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | ||
| Algues | ||
| Dalles, argiles | 37.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Blocs | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Granulats | Nulle | B |
| P7 | Dalles, argiles | Nulle | B |
| P8 | Granulats | Lente | B |
| P9 | Granulats | Nulle | C |
| P10 | Dalles, argiles | Lente | C |
| P11 | Granulats | Nulle | C |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Beraeodes minutus | 2379 | 2 | 1 | 1 |
| Hydropsyche | 212 | 3 | 1 | |
| Hydroptila | 200 | 1 | ||
| Limnephilinae | 3163 | 1 | 1 | |
| Rhyacophila lato-sensu | 183 | 4 | ||
| Baetis lato sensu | 9794 | 1 | 11 | 3 |
| Ephemerella ignita | 451 | 10 | 5 | 2 |
| Ecdyonurus | 421 | 2 | 12 | 1 |
| Heptageniidae | 399 | 3 | ||
| Habrophlebia | 491 | 4 | ||
| Leptophlebiidae | 473 | 22 | 1 | |
| Gerridae | 734 | 1 | 3 | 1 |
| Nepidae | 725 | 1 | ||
| Colymbetinae | 2395 | 1 | ||
| Dupophilus | 620 | 1 | ||
| Elmis | 618 | 6 | 16 | 6 |
| Limnius | 623 | 3 | ||
| Oulimnius | 622 | 2 | 8 | 2 |
| Riolus | 625 | 2 | 1 | |
| Helophorus | 604 | 1 | ||
| Hydraena | 608 | 4 | 2 | |
| Chironomidae | 807 | 556 | 34 | 131 |
| Dixidae | 793 | 1 | 2 | |
| Simuliidae | 801 | 1 | ||
| Tabanidae | 837 | 1 | ||
| Boyeria irene | 671 | 3 | ||
| Calopteryx | 650 | 1 | ||
| Sialis | 704 | 15 | 5 | |
| Asellidae | 880 | 4 | ||
| Echinogammarus | 888 | 167 | 45 | 3 |
| Gammarus | 892 | 52 | 105 | 14 |
| Niphargus | 902 | 10 | 3 | |
| Gammaridae | 887 | 219 | 55 | 13 |
| Copepoda | 3206 | 1 | ||
| Ostracoda | 3170 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Pisidium | 1043 | 1 | 2 | 1 |
| Sphaeriidae | 1042 | 3 | 1 | |
| Potamopyrgus antipodarum | 979 | 6 | 1 | 4 |
| Hydrobiidae | 973 | 1 | ||
| Physella | 19280 | 1 | ||
| Ancylus fluviatilis | 1029 | 31 | 40 | 6 |
| Glossiphoniidae | 908 | 1 | 2 | |
| Oligochaeta | 933 | 253 | 76 | 82 |
| Nematoda | 1089 | 1 | ||
| Hydrozoa | 3168 | 1 | ||
| Bryozoa | 1087 | 1 |