Listes faunistiques invertébrés
Lauquet à Couffoulens 06177500
- Télécharger la fiche IRSTEA xls / 91 ko
- Export SEEE csv / 7 ko
| Date prélèvement | 25/06/2013 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 16.0 |
| GFI | 7 |
| Variété taxonomique | 34 |
| Taxon indicateur | Leuctridae |
| I2M2 | 0.4312 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 0.0 | marginal |
| Hydrophytes | 1.0 | marginal |
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 72.0 | dominant |
| Blocs | 0.0 | marginal |
| Granulats | 10.0 | dominant |
| Helophytes | 4.0 | marginal |
| Vases | 0.0 | marginal |
| Sables | 2.0 | marginal |
| Algues | 1.0 | marginal |
| Dalles, argiles | 8.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Dalles, argiles | Lente | B |
| P2 | Hydrophytes | Lente | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Pierres, galets | Nulle | C |
| P5 | Litieres | Nulle | A |
| P6 | Granulats | Lente | B |
| P7 | Pierres, galets | Moyenne | B |
| P8 | Pierres, galets | Lente | B |
| P9 | Helophytes | Nulle | A |
| P10 | Pierres, galets | Nulle | C |
| P11 | Pierres, galets | Lente | C |
| P12 | Pierres, galets | Moyenne | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Euleuctra | 67 | 8 | ||
| Hydropsychidae | 211 | 2 | 1 | |
| Hydropsyche | 212 | 4 | ||
| Hydroptila | 200 | 14 | 5 | 9 |
| Cyrnus | 224 | 2 | ||
| Polycentropus | 231 | 1 | ||
| Tinodes | 245 | 1 | 1 | |
| Rhyacophila lato-sensu | 183 | 1 | ||
| Baetis | 364 | 26 | 66 | 29 |
| Caenis | 457 | 5 | 7 | 6 |
| Ephemerella ignita | 451 | 1 | 3 | 1 |
| Habrophlebia | 491 | 2 | ||
| Colymbetinae | 2395 | 1 | ||
| Elmis | 618 | 1 | ||
| Esolus | 619 | 2 | ||
| Oulimnius | 622 | 3 | 2 | 1 |
| Atherix | 839 | 1 | 1 | |
| Chironomidae | 807 | 680 | 1171 | 1016 |
| Chelifera | 2884 | 1 | ||
| Clinocerinae | 9813 | 8 | ||
| Ephydridae | 844 | 6 | ||
| Antocha | 759 | 3 | 4 | |
| Simulium | 806 | 9 | 12 | 10 |
| Tipulidae | 753 | 1 | 13 | 3 |
| Micronecta | 719 | 37 | ||
| Coenagrionidae | 658 | 3 | 1 | |
| Erythromma | 661 | 5 | ||
| Onychogomphus | 682 | 1 | 3 | |
| Chalcolestes | 2611 | 1 | ||
| Platycnemis | 657 | 2 | ||
| Asellidae | 880 | 21 | 9 | |
| Echinogammarus | 888 | 23 | 8 | |
| Ancylus | 1028 | 3 | ||
| Bithynia | 994 | 3 | 1 | |
| Potamopyrgus | 978 | 3 | ||
| Lymnaeidae | 998 | 1 | ||
| Radix | 1004 | 2 | ||
| Physa (sensu lato) | 997 | 49 | 2 | |
| Physella | 19280 | 100 | 8 | |
| Pisidium | 1043 | 1 | ||
| Dugesiidae | 1055 | 3 | 6 | |
| Oligochaeta | 933 | 350 | 297 | 37 |
| Hydrozoa | 3168 | 3 | ||
| Nematoda | 1089 | 3 | ||
| Hydracarina | 906 | 3 | 3 |