Listes faunistiques invertébrés
Sou à Alaigne 06176620
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 16/09/2013 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 6 |
| Variété taxonomique | 21 |
| Taxon indicateur | Sericostomatidae |
| I2M2 | 0.7187 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 75.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 16.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 4.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Moyenne | B |
| P2 | Pierres, galets | Lente | B |
| P3 | Pierres, galets | Moyenne | C |
| P4 | Blocs | Nulle | A |
| P5 | Bryophytes | Nulle | A |
| P6 | Branchage, racines | Nulle | A |
| P7 | Pierres, galets | Nulle | B |
| P8 | Sables | Nulle | B |
| P9 | Pierres, galets | Nulle | C |
| P10 | Litieres | Nulle | A |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra | 67 | 2 | 5 | |
| Hydropsychidae | 211 | 4 | 1 | |
| Mystacides | 312 | 4 | ||
| Oecetis | 317 | 1 | 1 | |
| Anabolia | 281 | 1 | ||
| Cyrnus | 224 | 5 | 3 | |
| Sericostomatidae | 321 | 6 | 1 | |
| Baetis | 364 | 1 | 1 | |
| Centroptilum | 383 | 4 | ||
| Caenis | 457 | 4 | ||
| Ephemera | 502 | 2 | 26 | 45 |
| Leptophlebiidae | 473 | 1 | ||
| Paraleptophlebia | 481 | 1 | ||
| Elmis | 618 | 2 | 3 | |
| Esolus | 619 | 2 | 5 | 1 |
| Limnius | 623 | 1 | 1 | |
| Oulimnius | 622 | 1 | 4 | |
| Riolus | 625 | 12 | 15 | 17 |
| Stenelmis | 617 | 1 | ||
| Atherix | 839 | 7 | 6 | 34 |
| Atrichops | 840 | 27 | 15 | 18 |
| Ceratopogonidae | 819 | 2 | 1 | |
| Chironomidae | 807 | 3 | 21 | 20 |
| Boyeria | 670 | 1 | ||
| Anisoptera | 9787 | 3 | 1 | |
| Calopteryx | 650 | 7 | 2 | |
| Gomphidae | 678 | 1 | 3 | 3 |
| Onychogomphus | 682 | 5 | 3 | 5 |
| Echinogammarus | 888 | 1 | 2 | |
| Potamopyrgus | 978 | 22 | 30 | 5 |
| Radix | 1004 | 1 | 1 | |
| Oligochaeta | 933 | 3 | 4 | 6 |
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 | 3 |