Listes faunistiques invertébrés
TOISON A VILLIEU-LOYES-MOLLON 1 06091625
- Télécharger la fiche IRSTEA xls / 644 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 26/06/2018 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 12.0 |
| GFI | 6 |
| Variété taxonomique | 24 |
| I2M2 | 0.3357 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 1.0 | marginal |
| Hydrophytes | 0.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 3.0 | marginal |
| Pierres, galets | 86.0 | dominant |
| Blocs | 6.0 | dominant |
| Granulats | 2.0 | marginal |
| Helophytes | 0.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 0.0 | marginal |
| Algues | 0.0 | marginal |
| Dalles, argiles | 1.0 | marginal |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Pierres, galets | Lente | B |
| P2 | Pierres, galets | Moyenne | B |
| P3 | Branchage, racines | Lente | A |
| P4 | Blocs | Nulle | B |
| P5 | Pierres, galets | Lente | C |
| P6 | Litieres | Nulle | A |
| P7 | Granulats | Nulle | A |
| P8 | Pierres, galets | Moyenne | C |
| P9 | Pierres, galets | Moyenne | C |
| P10 | Pierres, galets | Nulle | B |
| P11 | Pierres, galets | Nulle | C |
| P12 | Bryophytes | Moyenne | A |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Hydropsyche | 212 | 18 | 15 | 6 |
| Hydroptila | 200 | 1 | 1 | |
| Cyrnus | 224 | 1 | ||
| Rhyacophila lato-sensu | 183 | 7 | 3 | 3 |
| Baetis | 364 | 61 | 6 | 30 |
| Ephemerella ignita | 451 | 19 | 3 | 8 |
| Ephemera | 502 | 4 | 9 | 1 |
| Ecdyonurus | 421 | 1 | ||
| Elmis | 618 | 13 | 6 | 6 |
| Limnius | 623 | 2 | 10 | 10 |
| Oulimnius | 622 | 4 | 4 | |
| Athericidae | 838 | 1 | ||
| Chironomidae | 807 | 16 | 11 | 11 |
| Limoniidae | 757 | 2 | ||
| Simuliidae | 801 | 3 | 1 | 3 |
| Tabanidae | 837 | 1 | ||
| Gerris | 735 | 1 | ||
| Calopteryx | 650 | 1 | ||
| Pacifastacus | 872 | 1 | ||
| Orconectes | 870 | 1 | ||
| Gammaridae | 887 | 208 | 232 | 123 |
| Gammarus | 892 | 905 | 479 | 347 |
| Ancylus | 1028 | 4 | 6 | 6 |
| Potamopyrgus | 978 | 3 | 6 | 3 |
| Theodoxus | 967 | 10 | 17 | 14 |
| Sphaeriidae | 1042 | 1 | ||
| Sphaerium | 1044 | 1 | ||
| Dendrocoelidae | 1071 | 1 | ||
| Erpobdellidae | 928 | 2 | ||
| Glossiphoniidae | 908 | 4 | 1 | |
| Oligochaeta | 933 | 67 | 10 | 230 |
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 |