Listes faunistiques invertébrés
Le Rhins à Saint-Symphorien-de-Lay 04014050
- Télécharger la fiche IRSTEA xls / 95 ko
- Export SEEE csv / 6 ko
| Date prélèvement | 16/04/2019 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 5 |
| Variété taxonomique | 26 |
| I2M2 | 0.4363 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 83.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 3.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 8.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Blocs | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Dalles, argiles | Lente | B |
| P7 | Pierres, galets | Lente | B |
| P8 | Pierres, galets | Nulle | B |
| P9 | Pierres, galets | Rapide | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 2 | ||
| Agapetus | 191 | 1 | ||
| Cheumatopsyche | 221 | 11 | 77 | 312 |
| Hydropsyche | 212 | 2 | 5 | 9 |
| Hydroptila | 200 | 5 | 1 | 11 |
| Athripsodes | 311 | 2 | 7 | 3 |
| Mystacides | 312 | 1 | 5 | 1 |
| Limnephilinae | 3163 | 1 | ||
| Cyrnus | 224 | 5 | 1 | |
| Polycentropus | 231 | 1 | ||
| Psychomyia | 239 | 2 | 4 | 11 |
| Rhyacophila lato-sensu | 183 | 1 | 5 | 16 |
| Baetis | 364 | 46 | 37 | 158 |
| Caenis | 457 | 1 | ||
| Ephemerella ignita | 451 | 130 | 125 | 81 |
| Ecdyonurus | 421 | 1 | 9 | 9 |
| Heptageniidae | 399 | 4 | 17 | |
| Micronecta | 719 | 44 | 2 | |
| Dupophilus | 620 | 4 | ||
| Esolus | 619 | 6 | 7 | |
| Oulimnius | 622 | 1 | 3 | |
| Orectochilus | 515 | 1 | ||
| Ceratopogonidae | 819 | 8 | 5 | |
| Chironomidae | 807 | 2607 | 1865 | 720 |
| Empididae | 831 | 1 | 2 | 7 |
| Limoniidae | 757 | 1 | 14 | |
| Simuliidae | 801 | 126 | 47 | 56 |
| Tipulidae | 753 | 3 | ||
| Gomphus | 679 | 4 | ||
| Onychogomphus | 682 | 4 | 13 | 6 |
| Crangonyx | 5116 | 2 | 3 | |
| Copepoda | 3206 | 1 | 1 | 1 |
| Pacifastacus | 872 | 1 | ||
| Corbicula | 1051 | 1 | 1 | |
| Pisidium | 1043 | 1 | ||
| Ancylus | 1028 | 2 | 19 | 135 |
| Potamopyrgus | 978 | 2 | 1 | |
| Oligochaeta | 933 | 139 | 91 | 36 |
| Dugesia | 1056 | 1 | ||
| Mermithoïdea | 3159 | 1 | 1 | 1 |
| Hydracarina | 906 | 1 | 1 | 1 |