Listes faunistiques invertébrés
La Rivière Alet au niveau d'Ustou 05180820
- Télécharger la fiche IRSTEA xls / 30 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 04/09/2014 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 34 |
| Taxon indicateur | Chloroperlidae |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 16.0 | dominant |
| Blocs | 20.0 | dominant |
| Granulats | 2.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 58.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | s1 | Moyenne | A |
| P2 | s3 | Nulle | A |
| P3 | s28 | Moyenne | A |
| P4 | s9 | Lente | A |
| P5 | s24 | Moyenne | B |
| P6 | s30 | Moyenne | B |
| P7 | s29 | Moyenne | B |
| P8 | s29 | Rapide | B |
| P9 | s29 | Lente | C |
| P10 | s29 | Moyenne | C |
| P11 | s29 | Rapide | C |
| P12 | s30 | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Chloroperlidae | 169 | 3 | ||
| Leuctra | 69 | 48 | 21 | 3 |
| Nemoura | 26 | 1 | ||
| Protonemura | 46 | 332 | 3 | |
| Perlidae | 155 | 2 | 10 | 7 |
| Dinocras | 156 | 25 | 2 | |
| Perla | 164 | 1 | 17 | 6 |
| Perlodidae | 127 | 2 | ||
| Isoperla | 140 | 4 | ||
| Micrasema | 268 | 448 | 17 | 3 |
| Goera | 287 | 1 | ||
| Silo-lithax | 5219 | 1 | ||
| Hydropsychidae | 211 | 2 | ||
| Hydropsyche | 212 | 122 | 6 | 8 |
| Lepidostomatidae | 304 | 5 | 1 | 1 |
| Lepidostoma | 305 | 2 | ||
| Limnephilidae | 276 | 3 | ||
| Limnephilinae | 3163 | 4 | 1 | |
| Rhyacophila lato-sensu | 183 | 10 | 5 | 6 |
| Sericostomatidae | 321 | 1 | ||
| Sericostoma | 322 | 101 | 2 | |
| Baetis lato sensu | 9794 | 79 | 194 | 102 |
| Caenis | 457 | 5 | 1 | 2 |
| Ephemerellidae | 449 | 2 | ||
| Ephemerella ignita | 451 | 164 | 7 | 2 |
| Heptageniidae | 399 | 1 | 3 | |
| Epeorus | 400 | 1 | 5 | |
| Rhithrogena | 404 | 5 | 86 | 32 |
| Habroleptoides | 485 | 2 | ||
| Pomatinus | 611 | 1 | ||
| Hydroporinae | 2393 | 10 | ||
| Elmis | 618 | 322 | 10 | 9 |
| Esolus | 619 | 28 | 11 | 4 |
| Limnius | 623 | 3 | 1 | |
| Hydraena | 608 | 9 | 12 | 4 |
| Athericidae | 838 | 3 | 3 | |
| Blephariceridae | 747 | 2 | 22 | |
| Chironomidae | 807 | 600 | 24 | 33 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 12 | 1 | |
| Simuliidae | 801 | 148 | 50 | 84 |
| Stratiomyidae | 824 | 1 | ||
| Gammaridae | 887 | 7 | 1 | |
| Gammarus | 892 | 1 | ||
| Hydracarina | 906 | 21 | 2 | |
| Pisidium | 1043 | 1 | ||
| Ancylus | 1028 | 5 | ||
| Bithynia | 994 | 1 | ||
| Oligochaeta | 933 | 98 | 12 | |
| Planariidae | 1061 | 44 | 3 | 1 |
| Nematoda | 1089 | 1 |