Listes faunistiques invertébrés
L'Ariège en aval d'Ax les Thermes 05173400
- Télécharger la fiche IRSTEA xls / 618 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 26/09/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 17.0 |
| GFI | 9 |
| Variété taxonomique | 32 |
| I2M2 | 0.8545 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 16.0 | dominant |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 40.0 | dominant |
| Blocs | 30.0 | dominant |
| Granulats | 4.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 6.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Rapide | C |
| P2 | Blocs | Moyenne | B |
| P3 | Granulats | Lente | A |
| P4 | Blocs | Rapide | C |
| P5 | Pierres, galets | Nulle | C |
| P6 | Bryophytes | Moyenne | B |
| P7 | Pierres, galets | Lente | C |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Sables | Nulle | A |
| P10 | Litieres | Nulle | A |
| P11 | Pierres, galets | Moyenne | B |
| P12 | Branchage, racines | Nulle | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Tabanidae | 837 | 3 | ||
| Hydraena | 608 | 1 | ||
| Elmis | 618 | 61 | 83 | |
| Esolus | 619 | 16 | 1 | |
| Dupophilus | 620 | 1 | 3 | 31 |
| Limnius | 623 | 1 | 2 | 59 |
| Hydrocyphon | 637 | 1 | ||
| Dicranota | 765 | 1 | 4 | 19 |
| Hexatoma | 773 | 3 | 1 | |
| Simuliidae | 801 | 21 | ||
| Chironomidae | 807 | 98 | 91 | 2 |
| Ceratopogonidae | 819 | 2 | ||
| Platambus | 556 | 2 | ||
| Atherix | 839 | 68 | 40 | |
| Hydracarina | 906 | 1 | 1 | 1 |
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 1 | 16 | 16 |
| Radix | 1004 | 2 | ||
| Ancylus | 1028 | 1 | 2 | 13 |
| Ferrissia | 1030 | 1 | ||
| Polycelis | 1064 | 1 | 3 | 21 |
| Nematoda | 1089 | 1 | 1 | |
| Copepoda | 3206 | 1 | ||
| Sericostomatidae | 321 | 3 | ||
| Leuctra | 69 | 162 | 63 | |
| Perlodes | 150 | 1 | 1 | |
| Dinocras | 156 | 23 | ||
| Perla | 164 | 6 | 3 | 23 |
| Rhyacophila lato-sensu | 183 | 4 | 1 | |
| Agapetus | 191 | 1 | 1 | |
| Hydropsyche | 212 | 1 | 36 | 24 |
| Polycentropus | 231 | 1 | ||
| Micrasema | 268 | 1 | 291 | 63 |
| Silo | 292 | 22 | 53 | 73 |
| Protonemura | 46 | 252 | ||
| Sericostoma | 322 | 18 | 2 | 2 |
| Baetis | 364 | 1 | 32 | 5 |
| Heptageniidae | 399 | 3 | ||
| Epeorus | 400 | 20 | 5 | |
| Rhithrogena | 404 | 2 | 33 | |
| Ecdyonurus | 421 | 3 | ||
| Ephemerella ignita | 451 | 53 | 32 | 2 |
| Caenis | 457 | 1 | ||
| Habroleptoides | 485 | 1 | ||
| Orectochilus | 515 | 1 |