Listes faunistiques invertébrés
Le ruisseau de Ceyssat à Olby 04432001
- Télécharger la fiche IRSTEA xls / 26 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 22/08/2017 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 19.0 |
| GFI | 9 |
| Variété taxonomique | 37 |
| I2M2 | 0.5988 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 51.0 | dominant |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 3.0 | marginal |
| Blocs | 1.0 | marginal |
| Granulats | 33.0 | dominant |
| Helophytes | 4.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 4.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 2.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Moyenne | A |
| P3 | Pierres, galets | Moyenne | A |
| P4 | Blocs | Moyenne | A |
| P5 | Hydrophytes | Moyenne | B |
| P6 | Hydrophytes | Lente | B |
| P7 | Granulats | Moyenne | B |
| P8 | Granulats | Lente | B |
| P9 | Hydrophytes | Nulle | C |
| P10 | Hydrophytes | Moyenne | C |
| P11 | Hydrophytes | Lente | C |
| P12 | Granulats | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Pisidium | 1043 | 18 | 60 | 156 |
| Ceratopogonidae | 819 | 14 | ||
| Ceratopogoninae | 822 | 50 | 3 | |
| Empididae | 831 | 1 | ||
| Atherix | 839 | 127 | 5 | 14 |
| Asellidae | 880 | 2 | ||
| Gammarus | 892 | 4 | 3 | 10 |
| Hydracarina | 906 | 2 | 1 | 5 |
| Glossiphonia | 909 | 3 | 1 | 4 |
| Helobdella | 912 | 2 | ||
| Erpobdellidae | 928 | 5 | 3 | |
| Oligochaeta | 933 | 327 | 788 | 336 |
| Ancylus | 1028 | 105 | 1 | 6 |
| Chironomidae | 807 | 1216 | 384 | 15 |
| Polycelis | 1064 | 864 | 66 | 104 |
| Hydra | 1077 | 1 | 2 | |
| Drusinae | 3120 | 1 | 5 | |
| Cladocera | 3127 | 1 | ||
| Mermithoïdea | 3159 | 128 | 240 | 52 |
| Limnephilinae | 3163 | 23 | 5 | 5 |
| Ostracoda | 3170 | 4 | 36 | 14 |
| Hemerodromiinae | 3202 | 1 | ||
| Copepoda | 3206 | 1 | 2 | |
| Baetis lato sensu | 9794 | 2112 | 400 | 1408 |
| Pediciini | 20537 | 4 | 11 | 7 |
| Sericostoma | 322 | 2 | 3 | |
| Protonemura | 46 | 14 | 5 | 18 |
| Leuctra | 69 | 64 | 42 | 60 |
| Perlodidae | 127 | 1 | ||
| Isoperla | 140 | 3 | 1 | 1 |
| Rhyacophila lato-sensu | 183 | 5 | 4 | |
| Glossosoma | 190 | 2 | ||
| Hydropsyche | 212 | 14 | 2 | |
| Micrasema | 268 | 1 | ||
| Limnephilidae | 276 | 12 | 8 | 32 |
| Goeridae | 286 | 82 | 15 | 29 |
| Silo | 292 | 2 | 6 | 2 |
| Leptoceridae | 310 | 1 | ||
| Nemoura | 26 | 2 | ||
| Odontocerum | 339 | 7 | 4 | |
| Rhithrogena | 404 | 6 | 1 | 8 |
| Ephemerella ignita | 451 | 928 | 448 | 626 |
| Caenis | 457 | 3 | 1 | 1 |
| Platambus | 556 | 4 | ||
| Hydraena | 608 | 1 | ||
| Elmis | 618 | 1 | 1 | |
| Limnius | 623 | 2 | ||
| Helodes | 636 | 1 | ||
| Psychodidae | 783 | 3 | 3 | 5 |
| Simuliidae | 801 | 800 | 784 | 1472 |