Listes faunistiques invertébrés
La Gèze à Castelnau Magnoac 05115550
- Télécharger la fiche IRSTEA xls / 29 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 05/09/2012 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 15.0 |
| GFI | 7 |
| Variété taxonomique | 29 |
| Taxon indicateur | Leuctridae |
| I2M2 | 0.7284 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 0.0 | marginal |
| Branchage, racines | 2.0 | marginal |
| Pierres, galets | 70.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 2.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 10.0 | dominant |
| Algues | 0.0 | marginal |
| Dalles, argiles | 15.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Branchage, racines | Rapide | A |
| P2 | Blocs | Rapide | A |
| P3 | Granulats | Moyenne | A |
| P4 | Branchage, racines | Rapide | A |
| P5 | Pierres, galets | Rapide | B |
| P6 | Sables | Nulle | B |
| P7 | Dalles, argiles | Rapide | B |
| P8 | Pierres, galets | Moyenne | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Rapide | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctridae | 66 | 1 | ||
| Euleuctra geniculata | 68 | 5 | 1 | |
| Leuctra | 69 | 8 | 1 | 5 |
| Oligoplectrum | 263 | 2 | ||
| Silo | 292 | 5 | ||
| Hydropsychidae | 211 | 1 | 1 | |
| Cheumatopsyche | 221 | 1 | ||
| Hydropsyche | 212 | 30 | 4 | 13 |
| Lepidostomatidae | 304 | 1 | ||
| Lepidostoma | 305 | 1 | 1 | |
| Limnephilinae | 3163 | 2 | ||
| Polycentropus | 231 | 2 | ||
| Psychomyiidae | 238 | 1 | ||
| Lype | 241 | 1 | ||
| Psychomyia | 239 | 1 | ||
| Rhyacophila lato-sensu | 183 | 1 | ||
| Baetis | 364 | 5 | 2 | 1 |
| Ephemera | 502 | 1 | ||
| Ephemerella ignita | 451 | 10 | 1 | 2 |
| Heptageniidae | 399 | 1 | 4 | |
| Ecdyonurus | 421 | 1 | ||
| Heptagenia sulphurea | 448 | 1 | 1 | |
| Dryops | 613 | 1 | ||
| Dupophilus | 620 | 2 | 21 | |
| Elmis | 618 | 35 | 25 | 23 |
| Esolus | 619 | 3 | 6 | 8 |
| Limnius | 623 | 10 | 43 | 52 |
| Macronychus | 626 | 2 | ||
| Oulimnius | 622 | 10 | 4 | |
| Athericidae | 838 | 3 | ||
| Chironomidae | 807 | 7 | 1 | 7 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 1 | 3 | |
| Psychodidae | 783 | 3 | ||
| Simuliidae | 801 | 1 | ||
| Tipulidae | 753 | 1 | ||
| Calopteryx | 650 | 3 | ||
| Gomphidae | 678 | 1 | ||
| Onychogomphus | 682 | 2 | ||
| Gammarus | 892 | 44 | 2 | |
| Hydracarina | 906 | 1 | 1 | 1 |
| Pisidium | 1043 | 5 | ||
| Ancylus | 1028 | 2 | ||
| Potamopyrgus | 978 | 3 | 1 | 8 |
| Oligochaeta | 933 | 36 | 39 | 99 |
| Dugesiidae | 1055 | 1 | ||
| Prostoma | 3110 | 1 |