Listes faunistiques invertébrés
La Rivière Alet au niveau d'Ustou 05180820
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 02/09/2021 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 33 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 25.0 | dominant |
| Blocs | 12.0 | dominant |
| Granulats | 4.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | ||
| Dalles, argiles | 55.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Rapide | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Rapide | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Dalles, argiles | Nulle | C |
| P11 | Pierres, galets | Rapide | C |
| P12 | Dalles, argiles | Rapide | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Chloroperla | 170 | 1 | ||
| Leuctra | 69 | 252 | 51 | 1 |
| Protonemura | 46 | 78 | 1 | 2 |
| Dinocras | 156 | 19 | 5 | |
| Perla | 164 | 4 | 19 | |
| Perlidae | 155 | 4 | ||
| Isoperla | 140 | 2 | ||
| Micrasema | 268 | 133 | 116 | 125 |
| Agapetinae | 9812 | 1 | ||
| Glossosoma | 190 | 2 | ||
| Silo-lithax | 5219 | 2 | ||
| Hydropsyche | 212 | 216 | 9 | 1 |
| Hydropsychidae | 211 | 16 | ||
| Lepidostomatidae | 304 | 168 | 63 | 15 |
| Limnephilinae | 3163 | 1 | 7 | |
| Limnephilidae | 276 | 2 | 3 | 4 |
| Psychomyia pusilla | 240 | 1 | ||
| Rhyacophila lato-sensu | 183 | 8 | 16 | 12 |
| Sericostoma | 322 | 44 | 1 | |
| Sericostomatidae | 321 | 104 | 13 | 37 |
| Thremma | 301 | 1 | ||
| Baetis lato sensu | 9794 | 408 | 222 | 61 |
| Caenis | 457 | 3 | ||
| Ephemerella ignita | 451 | 528 | 7 | 6 |
| Ecdyonurus | 421 | 1 | 2 | |
| Epeorus | 400 | 3 | 1 | |
| Rhithrogena | 404 | 6 | 24 | 2 |
| Heptageniidae | 399 | 2 | ||
| Hydroporinae | 2393 | 1 | 30 | |
| Dupophilus | 620 | 3 | ||
| Elmis | 618 | 117 | 91 | 207 |
| Esolus | 619 | 52 | 23 | 11 |
| Limnius | 623 | 5 | 9 | 11 |
| Hydraena | 608 | 6 | 7 | 2 |
| Ochthebius | 609 | 1 | ||
| Athericidae | 838 | 1 | ||
| Ceratopogonidae | 819 | 1 | 8 | |
| Chironomidae | 807 | 528 | 150 | 700 |
| Dixidae | 793 | 2 | ||
| Empididae | 831 | 5 | 10 | |
| Limoniidae | 757 | 2 | 6 | 3 |
| Pediciidae | 50011 | 2 | 1 | |
| Psychodidae | 783 | 1 | ||
| Rhagionidae | 841 | 2 | ||
| Simuliidae | 801 | 34 | 4 | 5 |
| Gammarus | 892 | 1 | ||
| Hydracarina | 906 | 1 | 1 | 1 |
| Bythinella | 992 | 2 | ||
| Ancylus fluviatilis | 1029 | 3 | 4 | 8 |
| Oligochaeta | 933 | 9 | 6 | |
| Planariidae | 1061 | 24 | 5 | |
| Nematoda | 1089 | 1 |