Listes faunistiques invertébrés
Le Gave de Cauterets à Pierrefitte 05218250
- Télécharger la fiche IRSTEA xls / 648 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 28/09/2022 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 16.0 |
| GFI | 9 |
| Variété taxonomique | 27 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 10.0 | dominant |
| Blocs | 20.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 65.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Dalles, argiles | Rapide | B |
| P3 | Dalles, argiles | Moyenne | B |
| P4 | Dalles, argiles | Lente | C |
| P5 | Dalles, argiles | Rapide | C |
| P6 | Pierres, galets | Rapide | B |
| P7 | Granulats | Lente | A |
| P8 | Blocs | Moyenne | B |
| P9 | Bryophytes | Rapide | A |
| P10 | Branchage, racines | Nulle | A |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctridae | 66 | 1 | ||
| Leuctra | 69 | 19 | 15 | |
| Amphinemura | 21 | 1 | ||
| Nemoura | 26 | 3 | 5 | |
| Protonemura | 46 | 717 | 19 | 2 |
| Dinocras | 156 | 2 | 5 | |
| Perlodes | 150 | 1 | 2 | |
| Micrasema | 268 | 14 | ||
| Hydropsychidae | 211 | 94 | 38 | |
| Hydropsyche | 212 | 63 | 37 | |
| Lasiocephala | 307 | 28 | 95 | |
| Lepidostoma | 305 | 1 | 5 | |
| Drusinae | 3120 | 1 | ||
| Rhyacophila lato-sensu | 183 | 16 | 9 | 4 |
| Sericostomatidae | 321 | 3 | 7 | |
| Sericostoma | 322 | 6 | ||
| Baetidae | 363 | 1 | ||
| Baetis | 364 | 163 | 232 | 78 |
| Caenis | 457 | 1 | ||
| Ephemerella ignita | 451 | 1 | ||
| Ecdyonurus | 421 | 6 | 2 | |
| Epeorus | 400 | 4 | 17 | |
| Rhithrogena | 404 | 2 | 18 | |
| Hydroporinae | 2393 | 7 | 6 | |
| Elmis | 618 | 15 | 4 | |
| Esolus | 619 | 1 | 3 | |
| Limnius | 623 | 3 | ||
| Hydraena | 608 | 3 | 1 | |
| Athericidae | 838 | 1 | ||
| Liponeura | 752 | 2 | 1 | |
| Chironomidae | 807 | 225 | 151 | 50 |
| Clinocerinae | 9813 | 14 | 1 | |
| Hemerodromiinae | 3202 | 1 | 2 | |
| Hexatoma | 773 | 3 | ||
| Antocha | 759 | 1 | 2 | 7 |
| Psychodidae | 783 | 1 | ||
| Simuliidae | 801 | 51 | 31 | 3 |
| Polycelis | 1064 | 1 | ||
| Oligochaeta | 933 | 1 | 1 | 1 |
| Hydracarina | 906 | 3 | 3 | 3 |