Listes faunistiques invertébrés
L'Oriège à Orlu 05173450
- Télécharger la fiche IRSTEA xls / 619 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 21/09/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 18.0 |
| GFI | 9 |
| Variété taxonomique | 33 |
| I2M2 | 0.8485 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 30.0 | dominant |
| Blocs | 23.0 | dominant |
| Granulats | 3.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | ||
| Dalles, argiles | 40.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | 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 | Moyenne | B |
| P8 | Dalles, argiles | Rapide | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Dalles, argiles | Lente | C |
| P11 | Blocs | Rapide | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Chironomidae | 807 | 115 | 9 | 6 |
| Ephemerella ignita | 451 | 2 | ||
| Habroleptoides | 485 | 3 | 8 | |
| Hydraena | 608 | 10 | 7 | 13 |
| Elmis | 618 | 99 | 11 | |
| Esolus | 619 | 3 | 13 | 6 |
| Dupophilus | 620 | 2 | 1 | |
| Limnius | 623 | 11 | 19 | 14 |
| Blephariceridae | 747 | 1 | 1 | |
| Limoniidae | 757 | 2 | 3 | |
| Psychodidae | 783 | 1 | ||
| Dixidae | 793 | 1 | ||
| Simuliidae | 801 | 2 | 1 | 12 |
| Ecdyonurus | 421 | 12 | 2 | 1 |
| Empididae | 831 | 1 | 1 | |
| Athericidae | 838 | 2 | 4 | 3 |
| Hydracarina | 906 | 1 | 1 | 1 |
| Oligochaeta | 933 | 7 | 2 | 5 |
| Ancylus fluviatilis | 1029 | 1 | ||
| Planariidae | 1061 | 10 | 6 | 8 |
| Hydroporinae | 2393 | 8 | ||
| Drusinae | 3120 | 2 | 4 | 10 |
| Limnephilinae | 3163 | 4 | ||
| Silo-lithax | 5219 | 3 | 1 | |
| Baetis lato sensu | 9794 | 10 | 166 | 140 |
| Pediciidae | 50011 | 4 | 1 | 1 |
| Philopotamus | 209 | 1 | ||
| Nemouridae | 20 | 192 | 3 | 12 |
| Amphinemura | 21 | 2 | 1 | |
| Protonemura | 46 | 248 | 3 | 14 |
| Leuctra | 69 | 29 | 1 | 1 |
| Perlodidae | 127 | 1 | ||
| Isoperla | 140 | 5 | ||
| Perlidae | 155 | 1 | 2 | 1 |
| Dinocras | 156 | 2 | ||
| Chloroperlidae | 169 | 2 | ||
| Rhyacophila lato-sensu | 183 | 2 | 9 | 8 |
| Glossosomatidae | 189 | 1 | 1 | |
| Glossosoma | 190 | 4 | ||
| Taeniopteryx | 14 | 11 | ||
| Hydropsyche | 212 | 9 | 31 | |
| Psychomyia pusilla | 240 | 1 | ||
| Micrasema | 268 | 37 | 39 | 283 |
| Limnephilidae | 276 | 4 | 2 | |
| Silo | 292 | 2 | ||
| Crunoecia | 309 | 1 | ||
| Sericostomatidae | 321 | 21 | 10 | 10 |
| Sericostoma | 322 | 12 | 1 | |
| Odontocerum albicorne | 340 | 3 | 1 | 1 |
| Heptageniidae | 399 | 3 | ||
| Epeorus | 400 | 37 | 49 | |
| Rhithrogena | 404 | 5 | 67 | 120 |