Listes faunistiques invertébrés
Le ruisseau d'Arquejol à Rauret 04027050
- Télécharger la fiche IRSTEA xls / 93 ko
- Export SEEE csv / 9 ko
| Date prélèvement | 10/07/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 20.0 |
| GFI | 9 |
| Variété taxonomique | 41 |
| I2M2 | 0.6837 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 59.0 | dominant |
| Blocs | 15.0 | dominant |
| Granulats | 2.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 6.0 | dominant |
| Algues | 1.0 | marginal |
| Dalles, argiles | 12.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Moyenne | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Lente | B |
| P7 | Sables | Nulle | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Rapide | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra geniculata | 33830 | 16 | 8 | 16 |
| Leuctra | 69 | 144 | 280 | 464 |
| Protonemura | 46 | 164 | 102 | 512 |
| Perla | 164 | 1 | ||
| Perlodes | 150 | 3 | ||
| Micrasema | 268 | 1 | 1 | 1 |
| Silo | 292 | 1 | ||
| Goeridae | 286 | 1 | 1 | |
| Hydropsyche | 212 | 5 | 112 | 176 |
| Drusinae | 3120 | 24 | 7 | |
| Limnephilinae | 3163 | 208 | 5 | 15 |
| Odontocerum | 339 | 1 | 1 | |
| Philopotamus | 209 | 1 | 2 | 7 |
| Plectrocnemia | 228 | 2 | ||
| Polycentropus | 231 | 3 | 3 | 12 |
| Polycentropodidae | 223 | 1 | ||
| Rhyacophila lato-sensu | 183 | 6 | 19 | 62 |
| Sericostoma | 322 | 10 | 19 | 3 |
| Alainites | 32269 | 4 | ||
| Baetis | 364 | 44 | 216 | 304 |
| Ephemerella ignita | 451 | 104 | 32 | 72 |
| Ephemera | 502 | 4 | 17 | 5 |
| Ecdyonurus | 421 | 2 | 32 | 14 |
| Epeorus | 400 | 10 | 14 | |
| Rhithrogena | 404 | 4 | 6 | |
| Heptageniidae | 399 | 12 | 5 | |
| Habrophlebia | 491 | 1 | 2 | |
| Leptophlebiidae | 473 | 3 | 2 | 4 |
| Velia | 745 | 1 | ||
| Platambus | 556 | 1 | ||
| Dupophilus | 620 | 8 | 44 | 24 |
| Elmis | 618 | 84 | 52 | 76 |
| Esolus | 619 | 16 | 40 | 40 |
| Limnius | 623 | 16 | 4 | 36 |
| Riolus | 625 | 2 | ||
| Helophorus | 604 | 1 | ||
| Hydraena | 608 | 1 | 3 | 6 |
| Athericidae | 838 | 1 | 2 | |
| Ceratopogonidae | 819 | 80 | 1 | |
| Chironomidae | 807 | 2049 | 1536 | 1296 |
| Dixa | 794 | 2 | ||
| Clinocerinae | 9813 | 3 | 26 | |
| Hemerodromiinae | 3202 | 3 | 16 | |
| Hexatomini | 20358 | 1 | ||
| Pediciini | 20537 | 25 | 9 | 40 |
| Psychodidae | 783 | 1 | 1 | |
| Ptychopteridae | 789 | 2 | ||
| Simuliidae | 801 | 272 | 640 | 72 |
| Sialis | 704 | 1 | 10 | 6 |
| Gammarus | 892 | 2116 | 17 | 576 |
| Ostracoda | 3170 | 1 | ||
| Pisidium | 1043 | 160 | ||
| Sphaeriidae | 1042 | 2 | 384 | 6 |
| Ancylus | 1028 | 3 | 44 | |
| Bythinella | 992 | 1 | ||
| Erpobdellidae | 928 | 2 | 4 | |
| Glossiphonia | 909 | 2 | 3 | |
| Oligochaeta | 933 | 368 | 1889 | 513 |
| Polycelis | 1064 | 14 | 11 | 42 |
| Mermithoïdea | 3159 | 1 | 7 | |
| Hydracarina | 906 | 2 | 3 | 1 |