Listes faunistiques invertébrés
Le Gave de Cauterets à Pierrefitte 05218250
- Télécharger la fiche IRSTEA xls / 618 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 13/09/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 9 |
| Variété taxonomique | 28 |
| I2M2 | 0.7328 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 2.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 0.0 | marginal |
| Pierres, galets | 9.0 | dominant |
| Blocs | 18.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 69.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Moyenne | B |
| P2 | Bryophytes | Lente | A |
| P3 | Blocs | Rapide | B |
| P4 | Dalles, argiles | Rapide | B |
| P5 | Sables | Lente | A |
| P6 | Dalles, argiles | Moyenne | B |
| P7 | Dalles, argiles | Rapide | C |
| P8 | Dalles, argiles | Lente | C |
| P9 | Granulats | Lente | A |
| P10 | Dalles, argiles | Moyenne | C |
| P11 | Dalles, argiles | Lente | C |
| P12 | Bryophytes | Rapide | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Simuliidae | 801 | 4 | 35 | 18 |
| Hydraena | 608 | 6 | ||
| Elmis | 618 | 18 | 7 | |
| Esolus | 619 | 10 | 4 | |
| Limnius | 623 | 1 | ||
| Helodes | 636 | 1 | ||
| Blepharicera | 749 | 1 | ||
| Liponeura | 752 | 3 | ||
| Dicranota | 765 | 1 | ||
| Hexatoma | 773 | 1 | 2 | |
| Ephemerella ignita | 451 | 18 | 12 | |
| Chironomidae | 807 | 6 | 12 | 3 |
| Athericidae | 838 | 1 | 1 | |
| Hydracarina | 906 | 1 | 1 | |
| Oligochaeta | 933 | 1 | ||
| Hydrobiidae | 973 | 2 | 1 | |
| Bythinella | 992 | 1 | ||
| Sphaeriidae | 1042 | 1 | ||
| Clinocerinae | 9813 | 1 | 1 | |
| Lepidostoma | 305 | 50 | 10 | |
| Leuctra | 69 | 1 | 8 | |
| Dinocras | 156 | 2 | 1 | |
| Rhyacophila lato-sensu | 183 | 2 | ||
| Hydroptilidae | 193 | 1 | ||
| Hydropsychidae | 211 | 4 | 41 | |
| Hydropsyche | 212 | 4 | ||
| Micrasema | 268 | 1 | ||
| Limnephilidae | 276 | 3 | ||
| Protonemura | 46 | 23 | 19 | |
| Lasiocephala | 307 | 14 | 2 | |
| Sericostomatidae | 321 | 7 | 1 | |
| Sericostoma | 322 | 2 | ||
| Odontocerum | 339 | 1 | ||
| Baetis | 364 | 54 | 176 | 47 |
| Epeorus | 400 | 1 | ||
| Rhithrogena | 404 | 9 | ||
| Ecdyonurus | 421 | 1 |