Listes faunistiques invertébrés
L'Aix à Grézolles 04011700
- Télécharger la fiche IRSTEA xls / 29 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 06/08/2009 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 36 |
| I2M2 | 0.5876 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 35.0 | dominant |
| Blocs | 16.0 | dominant |
| Granulats | 27.0 | dominant |
| Helophytes | ||
| Vases | ||
| Sables | 5.0 | dominant |
| Algues | ||
| Dalles, argiles | 15.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | B1 |
| P2 | Branchage, racines | Nulle | B1 |
| P3 | Sables | Nulle | B1 |
| P4 | Sables | Nulle | B1 |
| P5 | Pierres, galets | Moyenne | B2 |
| P6 | Blocs | Moyenne | B2 |
| P7 | Granulats | Moyenne | B2 |
| P8 | Dalles, argiles | Moyenne | B2 |
| P9 | Pierres, galets | Lente | B3 |
| P10 | Granulats | Lente | B3 |
| P11 | Pierres, galets | Nulle | B3 |
| P12 | Blocs | Rapide | B3 |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctridae | 66 | 25 | ||
| Euleuctra | 67 | 13 | ||
| Leuctra | 69 | 3 | 61 | 111 |
| Nemouridae | 20 | 1 | ||
| Protonemura | 46 | 1 | 2 | |
| Nemoura | 26 | 1 | ||
| Perlodes | 150 | 1 | ||
| Micrasema | 268 | 3 | 31 | 100 |
| Glossosoma | 190 | 1 | 2 | |
| Goeridae | 286 | 4 | 3 | |
| Silo | 292 | 3 | 24 | |
| Hydropsychidae | 211 | 3 | 3 | |
| Hydropsyche | 212 | 36 | 69 | |
| Leptoceridae | 310 | 2 | ||
| Oecetis | 317 | 8 | 4 | |
| Limnephilinae | 3163 | 1 | ||
| Polycentropodidae | 223 | 2 | 1 | 1 |
| Polycentropus | 231 | 3 | 2 | 4 |
| Psychomyia | 239 | 1 | 5 | |
| Rhyacophila lato-sensu | 183 | 1 | 17 | 42 |
| Baetidae | 363 | 9 | 10 | |
| Baetis | 364 | 16 | 209 | 180 |
| Caenis | 457 | 1 | ||
| Ephemerella | 450 | 1 | 5 | 2 |
| Torleya | 2391 | 3 | ||
| Ephemera | 502 | 7 | 2 | |
| Heptageniidae | 399 | 3 | 6 | 2 |
| Ecdyonurus | 421 | 9 | 17 | |
| Epeorus | 400 | 11 | 10 | |
| Rhithrogena | 404 | 1 | ||
| Leptophlebiidae | 473 | 49 | 4 | 7 |
| Habroleptoides | 485 | 1 | ||
| Paraleptophlebia | 481 | 3 | 1 | |
| Habrophlebia | 491 | 18 | 8 | 3 |
| Elmis | 618 | 2 | 2 | 3 |
| Esolus | 619 | 9 | 1 | 4 |
| Dupophilus | 620 | 2 | 5 | |
| Hydraena | 608 | 10 | 16 | |
| Athericidae | 838 | 3 | 40 | 43 |
| Blephariceridae | 747 | 10 | 21 | 1 |
| Ceratopogonidae | 819 | 1 | 2 | |
| Chironomidae | 807 | 246 | 61 | 46 |
| Empididae | 831 | 1 | 1 | |
| Limoniidae | 757 | 5 | 14 | 9 |
| Simuliidae | 801 | 24 | 640 | 104 |
| Calopteryx | 650 | 14 | ||
| Gomphidae | 678 | 1 | ||
| Sialis | 704 | 1 | ||
| Pacifastacus | 872 | 4 | 1 | 1 |
| Gammaridae | 887 | 1301 | 8 | 113 |
| Gammarus | 892 | 4439 | 11 | 506 |
| Sphaeriidae | 1042 | 2 | 1 | |
| Pisidium | 1043 | 8 | 2 | |
| Ancylus | 1028 | 4 | 5 | 19 |
| Erpobdellidae | 928 | 1 | ||
| Nematoda | 1089 | 4 | 2 | 4 |
| Oligochaeta | 933 | 176 | 442 | 77 |
| Hydracarina | 906 | 2 | 8 |