Listes faunistiques invertébrés
La Rivière Alet au niveau d'Ustou 05180820
- Télécharger la fiche IRSTEA xls / 635 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 18/09/2018 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 33 |
| 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 | 35.0 | dominant |
| Blocs | 10.0 | dominant |
| Granulats | 3.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 46.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Rapide | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Moyenne | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Rapide | B |
| P6 | Blocs | Rapide | B |
| P7 | Dalles, argiles | Rapide | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Chloroperla | 170 | 2 | 1 | 2 |
| Leuctra | 69 | 42 | 4 | 3 |
| Amphinemura | 21 | 2 | 1 | |
| Protonemura | 46 | 27 | 4 | |
| Nemoura | 26 | 1 | 2 | |
| Dinocras | 156 | 15 | 1 | |
| Perla | 164 | 5 | 8 | 6 |
| Perlidae | 155 | 4 | ||
| Isoperla | 140 | 2 | 1 | |
| Perlodidae | 127 | 6 | ||
| Micrasema | 268 | 100 | 102 | 11 |
| Oligoplectrum maculatum | 264 | 100 | 2 | |
| Agapetus-synagapetus | 5218 | 2 | ||
| Silo-lithax | 5219 | 1 | ||
| Hydropsyche | 212 | 410 | 28 | 9 |
| Lasiocephala | 307 | 14 | 1 | 2 |
| Lepidostoma hirtum | 306 | 26 | 1 | |
| Lepidostomatidae | 304 | 1 | ||
| Drusinae | 3120 | 40 | ||
| Limnephilinae | 3163 | 9 | ||
| Limnephilidae | 276 | 14 | 2 | |
| Odontocerum albicorne | 340 | 1 | 1 | 1 |
| Psychomyia pusilla | 240 | 1 | 5 | |
| Rhyacophila lato-sensu | 183 | 20 | 8 | |
| Sericostoma | 322 | 148 | 1 | 3 |
| Sericostomatidae | 321 | 173 | 21 | 28 |
| Thremma | 301 | 5 | ||
| Baetis lato sensu | 9794 | 215 | 205 | 57 |
| Caenis | 457 | 2 | 1 | |
| Ephemerella ignita | 451 | 10 | 1 | |
| Torleya major | 452 | 1 | ||
| Ecdyonurus | 421 | 2 | ||
| Epeorus | 400 | 9 | 9 | 1 |
| Rhithrogena | 404 | 1 | 41 | 35 |
| Habroleptoides | 485 | 1 | ||
| Hydroporinae | 2393 | 4 | 1 | 9 |
| Elmis | 618 | 198 | 43 | 35 |
| Esolus | 619 | 32 | 6 | 13 |
| Limnius | 623 | 19 | 7 | 2 |
| Riolus | 625 | 6 | ||
| Orectochilus | 515 | 1 | ||
| Hydraena | 608 | 7 | 3 | 1 |
| Athericidae | 838 | 7 | 3 | |
| Blephariceridae | 747 | 1 | ||
| Chironomidae | 807 | 310 | 180 | 42 |
| Empididae | 831 | 5 | ||
| Limoniidae | 757 | 15 | 3 | 12 |
| Simuliidae | 801 | 125 | 192 | 3 |
| Gammarus | 892 | 1 | ||
| Sphaeriidae | 1042 | 1 | ||
| Ancylus fluviatilis | 1029 | 5 | ||
| Planariidae | 1061 | 67 | 8 | |
| Oligochaeta | 933 | 5 | 8 | |
| Nematoda | 1089 | 1 | 1 | |
| Hydracarina | 906 | 1 | 1 | 1 |