Listes faunistiques invertébrés
La Saudrune à St Lys 05162520
- Télécharger la fiche IRSTEA xls / 2211 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 22/08/2014 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 5 |
| Variété taxonomique | 22 |
| Taxon indicateur | Heptageniidae |
| I2M2 | 0.4168 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 70.0 | dominant |
| Blocs | 27.0 | dominant |
| Granulats | 0.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 0.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Nulle | A |
| P2 | Sables | Nulle | A |
| P3 | Branchage, racines | Lente | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Nulle | B |
| P6 | Blocs | Nulle | B |
| P7 | Pierres, galets | Lente | B |
| P8 | Blocs | Lente | B |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Agapetus | 191 | 1 | ||
| Goeridae | 286 | 4 | ||
| Ephemera | 502 | 1 | 1 | |
| Ecdyonurus | 421 | 1 | 2 | 2 |
| Polycentropodidae | 223 | 6 | 1 | |
| Polycentropus | 231 | 1 | ||
| Tinodes | 245 | 1 | ||
| Cheumatopsyche | 221 | 2 | ||
| Hydropsyche | 212 | 61 | 1 | 43 |
| Ancylus | 1028 | 2 | 35 | 9 |
| Baetis | 364 | 9 | 60 | 107 |
| Elmis | 618 | 144 | 26 | 48 |
| Esolus | 619 | 1 | 1 | |
| Limnius | 623 | 6 | 22 | 9 |
| Oulimnius | 622 | 7 | 2 | |
| Stenelmis | 617 | 2 | 2 | |
| Echinogammarus | 888 | 302 | 200 | 146 |
| Gammarus | 892 | 36 | ||
| Hydrobiidae | 973 | 1 | ||
| Sphaerium | 1044 | 3 | 1 | |
| Asellidae | 880 | 1 | ||
| Chironomidae | 807 | 185 | 45 | 29 |
| Erpobdellidae | 928 | 1 | ||
| Glossiphoniidae | 908 | 1 | ||
| Oligochaeta | 933 | 75 | 128 | 34 |
| Athericidae | 838 | 1 | 2 | |
| Dixidae | 793 | 1 | ||
| Pomatinus substriatus | 33844 | 1 | ||
| Dugesiidae | 1055 | 2 | 1 | 1 |
| Gerris | 735 | 7 | 1 | 3 |
| Hydraena | 608 | 10 | 1 | 4 |
| Limoniidae | 757 | 1 | 14 | |
| Planariidae | 1061 | 2 | 1 | |
| Simuliidae | 801 | 1 |