Listes faunistiques invertébrés
L'Oussouet en amont de Trébons 05235850
- Télécharger la fiche IRSTEA xls / 618 ko
- Export SEEE csv / 10 ko
| Date prélèvement | 13/09/2023 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 18.0 |
| GFI | 8 |
| Variété taxonomique | 40 |
| I2M2 | 0.7870 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 2.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 68.0 | dominant |
| Blocs | 15.0 | dominant |
| Granulats | 3.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 1.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 8.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Pierres, galets | Rapide | B |
| P3 | Bryophytes | Rapide | A |
| P4 | Pierres, galets | Nulle | C |
| P5 | Branchage, racines | Moyenne | A |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Dalles, argiles | Rapide | B |
| P8 | Blocs | Rapide | B |
| P9 | Granulats | Lente | A |
| P10 | Pierres, galets | Lente | C |
| P11 | Pierres, galets | Rapide | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Calopteryx | 650 | 1 | ||
| Athericidae | 838 | 4 | 5 | 2 |
| Empididae | 831 | 2 | 3 | 1 |
| Ceratopogonidae | 819 | 1 | ||
| Chironomidae | 807 | 411 | 120 | 43 |
| Simuliidae | 801 | 110 | 184 | 12 |
| Dixidae | 793 | 1 | ||
| Limoniidae | 757 | 1 | ||
| Blephariceridae | 747 | 1 | 8 | 1 |
| Rhagionidae | 841 | 1 | ||
| Riolus | 625 | 4 | 2 | |
| Limnius | 623 | 14 | 5 | 8 |
| Oulimnius | 622 | 3 | 1 | |
| Dupophilus | 620 | 2 | 2 | |
| Esolus | 619 | 27 | 30 | 33 |
| Elmis | 618 | 203 | 23 | |
| Hydraena | 608 | 3 | 5 | 3 |
| Ancylus | 1028 | 2 | 4 | |
| Pomatinus substriatus | 33844 | 1 | ||
| Leuctra geniculata | 33830 | 1 | ||
| Agapetinae | 9812 | 3 | 15 | |
| Hydroporinae | 2393 | 3 | ||
| Nematoda | 1089 | 1 | ||
| Polycelis | 1064 | 5 | 4 | |
| Tricladida | 1054 | 1 | ||
| Sphaeriidae | 1042 | 3 | ||
| Platambus | 556 | 1 | ||
| Radix | 1004 | 1 | ||
| Lymnaeidae | 998 | 1 | ||
| Potamopyrgus | 978 | 1 | ||
| Oligochaeta | 933 | 7 | 5 | 15 |
| Hydracarina | 906 | 1 | 1 | 1 |
| Echinogammarus | 888 | 171 | 31 | 15 |
| Gammaridae | 887 | 2 | 12 | |
| Philopotamus | 209 | 8 | ||
| Lepidostoma | 305 | 1 | ||
| Lepidostomatidae | 304 | 14 | 6 | 1 |
| Silo | 292 | 1 | 2 | 3 |
| Micrasema | 268 | 7 | ||
| Oligoplectrum | 263 | 1 | ||
| Polycentropus | 231 | 1 | ||
| Polycentropodidae | 223 | 1 | ||
| Hydropsyche | 212 | 4 | 5 | 2 |
| Lasiocephala | 307 | 4 | 2 | |
| Glossosoma | 190 | 2 | 2 | |
| Glossosomatidae | 189 | 2 | ||
| Rhyacophila lato-sensu | 183 | 2 | 2 | 3 |
| Perla | 164 | 1 | 3 | |
| Perlodidae | 127 | 1 | ||
| Leuctra | 69 | 17 | 34 | 16 |
| Protonemura | 46 | 44 | 3 | |
| Nemoura | 26 | 1 | ||
| Leptoceridae | 310 | 1 | ||
| Sericostomatidae | 321 | 3 | 3 | 6 |
| Sericostoma | 322 | 4 | 1 | 4 |
| Odontocerum | 339 | 1 | 6 | 2 |
| Baetis | 364 | 123 | 131 | 118 |
| Heptageniidae | 399 | 1 | 2 | |
| Epeorus | 400 | 5 | 4 | |
| Rhithrogena | 404 | 13 | 42 | |
| Ecdyonurus | 421 | 2 | ||
| Ephemerella ignita | 451 | 15 | 1 | |
| Caenis | 457 | 8 | 1 | 6 |
| Leptophlebiidae | 473 | 3 | 4 | 5 |
| Habroleptoides | 485 | 5 | 3 | |
| Ephemera | 502 | 10 | ||
| Orectochilus | 515 | 5 | 2 |