Listes faunistiques invertébrés
Ruisseau de Limou à Flagnac 05094825
- Télécharger la fiche IRSTEA xls / 111 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 05/09/2017 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 34 |
| Taxon indicateur | Perlidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 3.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 80.0 | dominant |
| Blocs | 10.0 | dominant |
| Granulats | 2.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | ||
| Algues | ||
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Lente | 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 |
|---|---|---|---|---|
| Leuctra | 69 | 47 | 12 | 31 |
| Nemoura | 26 | 3 | ||
| Perla | 164 | 4 | 1 | 17 |
| Glossosoma | 190 | 1 | 2 | |
| Silo | 292 | 1 | ||
| Goeridae | 286 | 1 | ||
| Hydropsyche | 212 | 8 | 1 | 6 |
| Mystacides | 312 | 2 | 1 | 1 |
| Leptoceridae | 310 | 2 | ||
| Drusinae | 3120 | 1 | ||
| Limnephilinae | 3163 | 1 | ||
| Polycentropus | 231 | 1 | 1 | 1 |
| Polycentropodidae | 223 | 1 | ||
| Sericostoma | 322 | 3 | ||
| Sericostomatidae | 321 | 1 | 1 | |
| Baetis | 364 | 6 | 2 | 3 |
| Centroptilum | 383 | 1 | ||
| Pseudocentroptilum | 3207 | 2 | ||
| Ephemerella | 450 | 2 | 1 | |
| Ephemera | 502 | 8 | ||
| Ecdyonurus | 421 | 2 | 1 | 3 |
| Epeorus | 400 | 3 | ||
| Heptageniidae | 399 | 1 | 3 | |
| Habroleptoides | 485 | 2 | ||
| Paraleptophlebia | 481 | 3 | ||
| Gerris | 735 | 1 | ||
| Colymbetinae | 2395 | 7 | ||
| Dupophilus | 620 | 48 | 39 | 39 |
| Elmis | 618 | 50 | 23 | 20 |
| Esolus | 619 | 63 | 18 | 20 |
| Oulimnius | 622 | 8 | 2 | 2 |
| Riolus | 625 | 1 | ||
| Hydraena | 608 | 3 | 1 | 2 |
| Chironomidae | 807 | 188 | 36 | 43 |
| Dixidae | 793 | 1 | ||
| Limoniidae | 757 | 12 | ||
| Psychodidae | 783 | 2 | 2 | |
| Simuliidae | 801 | 5 | ||
| Tabanidae | 837 | 4 | 1 | |
| Tipulidae | 753 | 1 | ||
| Calopteryx | 650 | 30 | ||
| Onychogomphus | 682 | 1 | ||
| Gammarus | 892 | 94 | 3 | 14 |
| Copepoda | 3206 | 1 | ||
| Hydracarina | 906 | 1 | ||
| Pisidium | 1043 | 2 | ||
| Ancylus | 1028 | 4 | 1 | |
| Potamopyrgus | 978 | 7 | 5 | 5 |
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 68 | 2 | 5 |