Listes faunistiques invertébrés
La Rivière Alet au niveau d'Ustou 05180820
- Télécharger la fiche IRSTEA xls / 90 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 05/10/2016 |
|---|---|
| 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 | 17.0 | dominant |
| Blocs | 16.0 | dominant |
| Granulats | 5.0 | dominant |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 58.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Sables | Nulle | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Granulats | Lente | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Dalles, argiles | Rapide | C |
| P10 | Dalles, argiles | Lente | C |
| P11 | Dalles, argiles | Nulle | C |
| P12 | Dalles, argiles | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Siphonoperla | 174 | 1 | ||
| Chloroperlidae | 169 | 1 | 1 | |
| Leuctra | 69 | 25 | 1 | |
| Leuctridae | 66 | 9 | 5 | |
| Amphinemura | 21 | 4 | 4 | 1 |
| Protonemura | 46 | 25 | 3 | 8 |
| Nemoura | 26 | 1 | ||
| Nemouridae | 20 | 1 | ||
| Dinocras | 156 | 15 | 3 | |
| Perla | 164 | 16 | ||
| Perlidae | 155 | 6 | 2 | 1 |
| Perlodes | 150 | 1 | ||
| Perlodidae | 127 | 4 | 1 | 3 |
| Micrasema | 268 | 114 | 660 | 240 |
| Oligoplectrum maculatum | 264 | 6 | ||
| Agapetus | 191 | 1 | ||
| Agapetinae | 9812 | 2 | ||
| Glossosoma | 190 | 1 | ||
| Silo | 292 | 1 | 5 | |
| Hydropsyche | 212 | 32 | 38 | 16 |
| Lasiocephala | 307 | 92 | 2 | 1 |
| Drusinae | 3120 | 14 | 2 | |
| Limnephilinae | 3163 | 19 | 1 | |
| Limnephilidae | 276 | 2 | ||
| Odontocerum albicorne | 340 | 1 | ||
| Psychomyia pusilla | 240 | 2 | 3 | |
| Rhyacophila lato-sensu | 183 | 3 | 11 | 4 |
| Sericostoma | 322 | 114 | 8 | 1 |
| Sericostomatidae | 321 | 17 | 1 | |
| Thremma | 301 | 1 | ||
| Baetis lato sensu | 9794 | 61 | 182 | 84 |
| Baetidae | 363 | 3 | ||
| Ephemerella ignita | 451 | 3 | 1 | |
| Torleya major | 452 | 1 | 2 | |
| Ecdyonurus | 421 | 2 | ||
| Epeorus | 400 | 1 | 9 | |
| Rhithrogena | 404 | 21 | ||
| Heptageniidae | 399 | 1 | 8 | |
| Hydroporinae | 2393 | 1 | 3 | |
| Elmis | 618 | 19 | 68 | 20 |
| Esolus | 619 | 6 | 94 | 1 |
| Limnius | 623 | 1 | 9 | |
| Hydraena | 608 | 3 | 2 | |
| Athericidae | 838 | 1 | ||
| Chironomidae | 807 | 163 | 200 | 133 |
| Dixidae | 793 | 1 | ||
| Empididae | 831 | 2 | 1 | |
| Limoniidae | 757 | 8 | 19 | 1 |
| Simuliidae | 801 | 1 | 12 | 40 |
| Ancylus fluviatilis | 1029 | 1 | ||
| Bythinella | 992 | 1 | ||
| Planariidae | 1061 | 11 | 5 | |
| Oligochaeta | 933 | 40 | 8 | |
| Nemathelmintha | 3111 | 1 | ||
| Hydracarina | 906 | 1 | 1 |